2A374 : F-15 Flight Control System And Radar! Hardest Trivia Quiz

1. What type inputs are provided to the F-15 air data computer (ADC)?

Electrical only.

Electrical and pneumatic.

Electrical, pneumatic, and mechanical.

Electrical, pneumatic, mechanical, and hydraulic.

The F-15 air data computer (ADC) is provided with electrical and pneumatic inputs. This means that it receives both electrical signals and pneumatic pressure measurements as input. These inputs are crucial for the ADC to accurately calculate and provide information about the aircraft's airspeed, altitude, and other important parameters. The inclusion of both electrical and pneumatic inputs allows for a more comprehensive and accurate data collection and analysis by the ADC.

Explanation

The F-15 air data computer (ADC) is provided with electrical and pneumatic inputs. This means that it receives both electrical signals and pneumatic pressure measurements as input. These inputs are crucial for the ADC to accurately calculate and provide information about the aircraft's airspeed, altitude, and other important parameters. The inclusion of both electrical and pneumatic inputs allows for a more comprehensive and accurate data collection and analysis by the ADC.

2. Which F-15E digital map system (DMS) built-in test (BIT) suspends normal digital map processor operations to test all circuits?

Periodic.

Initiated.

Power-up.

Background.

The initiated built-in test (BIT) suspends normal digital map processor operations to test all circuits in the F-15E digital map system (DMS). This means that when the initiated BIT is performed, the system stops its regular operations and focuses solely on testing all the circuits to ensure they are functioning correctly.

Explanation

The initiated built-in test (BIT) suspends normal digital map processor operations to test all circuits in the F-15E digital map system (DMS). This means that when the initiated BIT is performed, the system stops its regular operations and focuses solely on testing all the circuits to ensure they are functioning correctly.

3. On the F-15C/D/E aircraft, the fuel quantity system requires calibration after replacement of the

External tank.

Signal conditioner.

Tank unit number 2.

Low-level control unit.

The fuel quantity system on the F-15C/D/E aircraft needs to be calibrated after replacing the signal conditioner. The signal conditioner is responsible for converting the electrical signals from the fuel tank sensors into a readable format for the aircraft's fuel quantity indicator. Therefore, when the signal conditioner is replaced, it is necessary to calibrate the system to ensure accurate fuel quantity readings.

Explanation

The fuel quantity system on the F-15C/D/E aircraft needs to be calibrated after replacing the signal conditioner. The signal conditioner is responsible for converting the electrical signals from the fuel tank sensors into a readable format for the aircraft's fuel quantity indicator. Therefore, when the signal conditioner is replaced, it is necessary to calibrate the system to ensure accurate fuel quantity readings.

4. Which F-15 APG-63 radar scan mode can maintain up to 10 target track files while continuing to detect and display up to 18 more (half-intensity) observation targets?

Gun scan.

Vertical scan.

Single-track-scan.

Track-while-scan.

Track-while-scan is the correct answer because it allows the F-15 APG-63 radar to maintain up to 10 target track files while still being able to detect and display up to 18 more observation targets. This mode is useful in situations where the radar needs to simultaneously track multiple targets while also scanning for additional targets.

Explanation

Track-while-scan is the correct answer because it allows the F-15 APG-63 radar to maintain up to 10 target track files while still being able to detect and display up to 18 more observation targets. This mode is useful in situations where the radar needs to simultaneously track multiple targets while also scanning for additional targets.

5. On the F-15, what types of data transfer modules (DTM) can be used by the DTM receptacle?

Communications (COMM) and maintenance (MAINT).

COMM and control (CONT).

Operations (OPS) and MAINT.

OPS and CONT.

The correct answer is Operations (OPS) and MAINT. This means that on the F-15, the DTM receptacle can be used for data transfer modules related to operations and maintenance. It does not support data transfer modules related to communications or control.

Explanation

The correct answer is Operations (OPS) and MAINT. This means that on the F-15, the DTM receptacle can be used for data transfer modules related to operations and maintenance. It does not support data transfer modules related to communications or control.

6. The additional hole in the bottom of the F-15 pitot-static probes is designed to

Drain moisture.

Relieve pressure

Sense static pressure.

Sense impact pressure.

The additional hole in the bottom of the F-15 pitot-static probes is designed to drain moisture. This is because moisture can accumulate inside the probe during flight, which can affect the accuracy of the measurements taken by the probe. By having a drain hole, any moisture that enters the probe can be expelled, ensuring that the measurements taken by the probe remain accurate.

Explanation

The additional hole in the bottom of the F-15 pitot-static probes is designed to drain moisture. This is because moisture can accumulate inside the probe during flight, which can affect the accuracy of the measurements taken by the probe. By having a drain hole, any moisture that enters the probe can be expelled, ensuring that the measurements taken by the probe remain accurate.

7. What is the standard barometric setting in inches of mercury (Hg) used above altitudes of 18,000 feet?

2.92.

29.2.

22.92.

29.92

The standard barometric setting in inches of mercury (Hg) used above altitudes of 18,000 feet is 29.92. This is the standard atmospheric pressure at sea level and is commonly used as a reference point for aviation purposes. As altitude increases, the atmospheric pressure decreases, and pilots need to adjust their altimeters to account for this change. The correct answer of 29.92 indicates that this is the standard setting to be used above 18,000 feet.

Explanation

The standard barometric setting in inches of mercury (Hg) used above altitudes of 18,000 feet is 29.92. This is the standard atmospheric pressure at sea level and is commonly used as a reference point for aviation purposes. As altitude increases, the atmospheric pressure decreases, and pilots need to adjust their altimeters to account for this change. The correct answer of 29.92 indicates that this is the standard setting to be used above 18,000 feet.

8. Which F-15E line replaceable unit (LRU) is basically a combination of pitch and roll/yaw computers?

Avionics interface unit (AIU).

Flight control computer (FCC).

Central computer complex (CC).

Multipurpose display processor (MPDP).

The Flight Control Computer (FCC) is the correct answer because it is a line replaceable unit (LRU) that combines both pitch and roll/yaw computers. The FCC is responsible for processing and controlling the aircraft's flight control inputs, including pitch, roll, and yaw. It receives data from various sensors and calculates the appropriate control commands to maintain the desired flight path. By combining the pitch and roll/yaw computers into one unit, the FCC streamlines the control system and improves efficiency.

Explanation

The Flight Control Computer (FCC) is the correct answer because it is a line replaceable unit (LRU) that combines both pitch and roll/yaw computers. The FCC is responsible for processing and controlling the aircraft's flight control inputs, including pitch, roll, and yaw. It receives data from various sensors and calculates the appropriate control commands to maintain the desired flight path. By combining the pitch and roll/yaw computers into one unit, the FCC streamlines the control system and improves efficiency.

9. On the F-15 APG-63 radar system, which component provides manual control of radar set power, operating modes, and mode parameters?

Radio frequency (RF) oscillator.

Radar control panel.

Analog processor.

Power supply.

The radar control panel is the component on the F-15 APG-63 radar system that allows for manual control of radar set power, operating modes, and mode parameters. It provides the interface for the operator to adjust and customize the radar settings according to the mission requirements. The radio frequency (RF) oscillator generates the radar signal, the analog processor processes the received radar signals, and the power supply provides electrical power to the radar system. However, none of these components specifically provide manual control of the radar set as the radar control panel does.

Explanation

The radar control panel is the component on the F-15 APG-63 radar system that allows for manual control of radar set power, operating modes, and mode parameters. It provides the interface for the operator to adjust and customize the radar settings according to the mission requirements. The radio frequency (RF) oscillator generates the radar signal, the analog processor processes the received radar signals, and the power supply provides electrical power to the radar system. However, none of these components specifically provide manual control of the radar set as the radar control panel does.

10. Which F-15C/D APG-70 radar set component combines the functions of the APG–63 receiver and radio frequency oscillator (RFO) into one line replaceable unit (LRU)?

Power supply.

Receiver-exciter.

Radar control panel.

Radar data processor.

The correct answer is receiver-exciter. The receiver-exciter is a component of the F-15C/D APG-70 radar set that combines the functions of the APG-63 receiver and radio frequency oscillator (RFO) into one line replaceable unit (LRU). This unit is responsible for receiving and processing radar signals, as well as generating the radio frequency signals used in the radar system. By combining these functions into a single unit, it simplifies maintenance and reduces the number of components that need to be replaced in the event of a failure.

Explanation

The correct answer is receiver-exciter. The receiver-exciter is a component of the F-15C/D APG-70 radar set that combines the functions of the APG-63 receiver and radio frequency oscillator (RFO) into one line replaceable unit (LRU). This unit is responsible for receiving and processing radar signals, as well as generating the radio frequency signals used in the radar system. By combining these functions into a single unit, it simplifies maintenance and reduces the number of components that need to be replaced in the event of a failure.

11. What action must be taken before flight when any internal countermeasures system (ICMS) component is not installed in bay 5?

No action is required.

Ballast must be installed.

Ballast must be removed.

F–15 aircraft cannot fly with any ICMS component not installed.

When any internal countermeasures system (ICMS) component is not installed in bay 5, ballast must be installed before flight. Ballast is used to maintain the balance and stability of the aircraft, and without the ICMS component in bay 5, the aircraft may become unbalanced. Therefore, installing ballast is necessary to ensure safe flight.

Explanation

When any internal countermeasures system (ICMS) component is not installed in bay 5, ballast must be installed before flight. Ballast is used to maintain the balance and stability of the aircraft, and without the ICMS component in bay 5, the aircraft may become unbalanced. Therefore, installing ballast is necessary to ensure safe flight.

12. Which F-15 video tape recording system component causes a rectangle to be displayed on the multiple indicator control panel (MICP) and head-up display (HUD) recorded video displays?

Power converter.

Electronics unit (EU).

Video event marker generator.

Helmet mounted display (HMD)/video control panel.

The video event marker generator is the component responsible for causing a rectangle to be displayed on the multiple indicator control panel (MICP) and head-up display (HUD) recorded video displays. This marker generator is used to mark specific events or moments during the recording, and the rectangle serves as a visual indicator for these markers. It helps in identifying important points or incidents during the playback of the recorded video.

Explanation

The video event marker generator is the component responsible for causing a rectangle to be displayed on the multiple indicator control panel (MICP) and head-up display (HUD) recorded video displays. This marker generator is used to mark specific events or moments during the recording, and the rectangle serves as a visual indicator for these markers. It helps in identifying important points or incidents during the playback of the recorded video.

13. Which F-15C, D, and E fuel quantity indicating system line replaceable unit (LRU) provides power to the tank units?

Indicator.

Thermistor.

Tank aboard relays.

Fuel quantity signal conditioner.

The fuel quantity signal conditioner is the line replaceable unit (LRU) that provides power to the tank units in the F-15C, D, and E aircraft. It is responsible for conditioning the fuel quantity signals and ensuring that they are accurately displayed on the fuel quantity indicators. The other options, such as the indicator, thermistor, and tank aboard relays, are not involved in providing power to the tank units.

Explanation

The fuel quantity signal conditioner is the line replaceable unit (LRU) that provides power to the tank units in the F-15C, D, and E aircraft. It is responsible for conditioning the fuel quantity signals and ensuring that they are accurately displayed on the fuel quantity indicators. The other options, such as the indicator, thermistor, and tank aboard relays, are not involved in providing power to the tank units.

14. The F-15 pitot-static probes are located on the

Radome.

Inlet duct walls.

Doors 6L and 6R.

Doors 3L and 3R.

The F-15 pitot-static probes are located on doors 3L and 3R. Pitot-static probes are instruments used to measure airspeed and altitude. In the case of the F-15, these probes are located on doors 3L and 3R. This means that the probes are positioned on the left and right doors numbered 3.

Explanation

The F-15 pitot-static probes are located on doors 3L and 3R. Pitot-static probes are instruments used to measure airspeed and altitude. In the case of the F-15, these probes are located on doors 3L and 3R. This means that the probes are positioned on the left and right doors numbered 3.

15. The altimeter setting is defined as a setting on the altimeter to indicate

Altitude above sea level.

Altitude above the airfield.

A standard pressure setting, worldwide.

A standard pressure setting, below sea level.

The altimeter setting is a setting on the altimeter that indicates the altitude above sea level. This means that when the altimeter is set to the correct setting, it will display the altitude of the aircraft above the average level of the world's oceans. This is an important reference point for pilots as it allows them to accurately navigate and maintain safe altitudes during flight.

Explanation

The altimeter setting is a setting on the altimeter that indicates the altitude above sea level. This means that when the altimeter is set to the correct setting, it will display the altitude of the aircraft above the average level of the world's oceans. This is an important reference point for pilots as it allows them to accurately navigate and maintain safe altitudes during flight.

16. Which is not part of the F-15 air data computer (ADC) system?

Altimeter.

Head-up display (HUD).

Vertical speed indicator (VSI).

Airspeed Mach indicator (AMI).

The F-15 air data computer (ADC) system is responsible for collecting and processing various flight data. The altimeter, vertical speed indicator (VSI), and airspeed Mach indicator (AMI) are all components of the ADC system as they provide important information about altitude, vertical speed, and airspeed respectively. However, the head-up display (HUD) is not part of the ADC system. The HUD is a display system that projects critical flight information onto the pilot's line of sight, but it does not directly collect or process the data itself.

Explanation

The F-15 air data computer (ADC) system is responsible for collecting and processing various flight data. The altimeter, vertical speed indicator (VSI), and airspeed Mach indicator (AMI) are all components of the ADC system as they provide important information about altitude, vertical speed, and airspeed respectively. However, the head-up display (HUD) is not part of the ADC system. The HUD is a display system that projects critical flight information onto the pilot's line of sight, but it does not directly collect or process the data itself.

17. What is displayed in window 8 on the F-15 head-up display (HUD) if the overload warning system (OWS) is not operational?

NOWS.

OWS OFF.

OWS FAIL.

Display is blank.

If the overload warning system (OWS) is not operational in the F-15 head-up display (HUD) in window 8, the display will show "NOWS". This indicates that the overload warning system is currently not functioning.

Explanation

If the overload warning system (OWS) is not operational in the F-15 head-up display (HUD) in window 8, the display will show "NOWS". This indicates that the overload warning system is currently not functioning.

18. Which operational flight program (OFP) function interfaces with all other program functions?

Executive.

Navigation.

Flight director.

Controls and displays.

The executive function in the operational flight program (OFP) interfaces with all other program functions. This means that it is responsible for coordinating and overseeing the operations of the other functions such as navigation, flight director, and controls and displays. It acts as the central hub that connects and integrates the different components of the OFP, ensuring smooth communication and collaboration between them.

Explanation

The executive function in the operational flight program (OFP) interfaces with all other program functions. This means that it is responsible for coordinating and overseeing the operations of the other functions such as navigation, flight director, and controls and displays. It acts as the central hub that connects and integrates the different components of the OFP, ensuring smooth communication and collaboration between them.

19. Which F-15 component sends signals telling the central computer (CC) whether wing tanks and/or conformal fuel tanks (CFT) are loaded on the aircraft?

Air data computer (ADC).

Fuel quantity signal conditioner.

OVERLOAD WARNING RESET switch.

Programmable armament control system (PACS).

The Programmable Armament Control System (PACS) is responsible for sending signals to the central computer (CC) to indicate whether wing tanks and/or conformal fuel tanks (CFT) are loaded on the aircraft. PACS is a system that controls and manages the armament and fuel systems on the F-15. It is designed to provide accurate information to the central computer about the status of the fuel tanks, allowing for proper fuel management and armament control during flight. The other options, such as the Air Data Computer (ADC) and Fuel Quantity Signal Conditioner, are not directly related to monitoring the presence of wing tanks and CFTs.

Explanation

The Programmable Armament Control System (PACS) is responsible for sending signals to the central computer (CC) to indicate whether wing tanks and/or conformal fuel tanks (CFT) are loaded on the aircraft. PACS is a system that controls and manages the armament and fuel systems on the F-15. It is designed to provide accurate information to the central computer about the status of the fuel tanks, allowing for proper fuel management and armament control during flight. The other options, such as the Air Data Computer (ADC) and Fuel Quantity Signal Conditioner, are not directly related to monitoring the presence of wing tanks and CFTs.

20. Why is the 1553 multiplex (MUX) connection to the left F-15E air data processor (ADP) used?

As backup for the right ADP.

For operational flight program (OFP) loading only.

For data transfer module (DTM) information transfer.

For line replaceable unit (LRU) status for the central computer (CC).

The 1553 multiplex (MUX) connection to the left F-15E air data processor (ADP) is used specifically for operational flight program (OFP) loading. This means that it is utilized to transfer the necessary data and instructions for the aircraft's operational flight program, which is crucial for the proper functioning and performance of the aircraft during flights.

Explanation

The 1553 multiplex (MUX) connection to the left F-15E air data processor (ADP) is used specifically for operational flight program (OFP) loading. This means that it is utilized to transfer the necessary data and instructions for the aircraft's operational flight program, which is crucial for the proper functioning and performance of the aircraft during flights.

21. On the F-15, what system has all signals passed through the fighter data link (FDL) receiver/transmitter?

Instrument landing system (ILS).

Identification friend or foe (IFF).

Tactical air navigation (TACAN).

Control augmentation system (CAS).

The correct answer is Tactical air navigation (TACAN). TACAN is a system used for navigation and tracking in aviation. It provides the aircraft with distance, bearing, and identification information. On the F-15, all signals are passed through the fighter data link (FDL) receiver/transmitter, which includes the TACAN system. This means that the FDL receiver/transmitter handles the communication and processing of TACAN signals, allowing the F-15 to accurately navigate and track its position.

Explanation

The correct answer is Tactical air navigation (TACAN). TACAN is a system used for navigation and tracking in aviation. It provides the aircraft with distance, bearing, and identification information. On the F-15, all signals are passed through the fighter data link (FDL) receiver/transmitter, which includes the TACAN system. This means that the FDL receiver/transmitter handles the communication and processing of TACAN signals, allowing the F-15 to accurately navigate and track its position.

22. On an F-15, operation of the angle-of-attack (AOA) probe heaters is controlled by the

Thermostat in the probe.

Thermocouple in the air data computer (ADC).

Main landing gear weight-off-wheels (MLG WOW) switches.

Pitot heat switch on the environmental control system (ECS) control panel.

The correct answer is the main landing gear weight-off-wheels (MLG WOW) switches. This means that the operation of the angle-of-attack (AOA) probe heaters on an F-15 is controlled by the MLG WOW switches. These switches are designed to activate the AOA probe heaters when the aircraft is on the ground and the weight is off the main landing gear. This is important to prevent ice formation on the AOA probe, which could affect the accuracy of the air data measurements.

Explanation

The correct answer is the main landing gear weight-off-wheels (MLG WOW) switches. This means that the operation of the angle-of-attack (AOA) probe heaters on an F-15 is controlled by the MLG WOW switches. These switches are designed to activate the AOA probe heaters when the aircraft is on the ground and the weight is off the main landing gear. This is important to prevent ice formation on the AOA probe, which could affect the accuracy of the air data measurements.

23. On the F-15 APG-63 radar system, ASP 25 will latch when the waveguide pressure falls below how many pounds per square inch absolute (PSIA)?

12.

16.

20.

24.

The correct answer is 12. This means that on the F-15 APG-63 radar system, the ASP 25 will latch when the waveguide pressure falls below 12 pounds per square inch absolute (PSIA).

Explanation

The correct answer is 12. This means that on the F-15 APG-63 radar system, the ASP 25 will latch when the waveguide pressure falls below 12 pounds per square inch absolute (PSIA).

24. At what F-15 overload warning system (OWS) percentage of maximum allowable load will the voice warning (OVER-G, OVER-G) be heard?

85 to 92.

92 to 96.

96 to 100.

Above 100.

The F-15 overload warning system (OWS) is designed to alert the pilot when the aircraft is exceeding its maximum allowable load. The voice warning "OVER-G, OVER-G" is triggered when the overload percentage exceeds the maximum allowable load. Since the answer is "Above 100," it suggests that the voice warning will be heard when the overload percentage exceeds the maximum allowable load, indicating an extreme overload situation.

Explanation

The F-15 overload warning system (OWS) is designed to alert the pilot when the aircraft is exceeding its maximum allowable load. The voice warning "OVER-G, OVER-G" is triggered when the overload percentage exceeds the maximum allowable load. Since the answer is "Above 100," it suggests that the voice warning will be heard when the overload percentage exceeds the maximum allowable load, indicating an extreme overload situation.

25. On the F-15C/D APG-70 radar set, which built-in test (BIT) history matrix contains the latest known test results?

CM.

F-BIT.

G-BIT.

FRESH.

The F-15C/D APG-70 radar set has a built-in test (BIT) history matrix called FRESH, which contains the latest known test results. This matrix is used to keep track of the previous test results and helps in identifying any issues or malfunctions in the radar system. It allows technicians to analyze the performance of the radar set and make necessary adjustments or repairs based on the test results stored in the FRESH matrix.

Explanation

The F-15C/D APG-70 radar set has a built-in test (BIT) history matrix called FRESH, which contains the latest known test results. This matrix is used to keep track of the previous test results and helps in identifying any issues or malfunctions in the radar system. It allows technicians to analyze the performance of the radar set and make necessary adjustments or repairs based on the test results stored in the FRESH matrix.

26. What F-15E digital map system (DMS) tactical situation display is displayed as circles centered on a point where the aircraft is potentially vulnerable to a defined threat?

Bulls eye points.

Static ring threat.

Dynamic threat masking.

Dynamic elevation banding.

The F-15E digital map system (DMS) tactical situation display shows circles centered on a point where the aircraft is potentially vulnerable to a defined threat. This is referred to as static ring threat.

Explanation

The F-15E digital map system (DMS) tactical situation display shows circles centered on a point where the aircraft is potentially vulnerable to a defined threat. This is referred to as static ring threat.

27. Which F-15E nozzle position indicating system component drives the engine exhaust nozzle position transmitter through a mechanical interface?

Engine diagnostic unit (EDU).

Digital electronic engine control (DEEC).Advanced display core processor (ADCP).

Advanced display core processor (ADCP).

Convergent exhaust nozzle control (CENC).

The correct answer is the Convergent exhaust nozzle control (CENC). This component is responsible for driving the engine exhaust nozzle position transmitter through a mechanical interface. It controls the position of the nozzle, allowing it to adjust and optimize the engine's performance based on various factors such as altitude, airspeed, and throttle setting. The CENC ensures that the nozzle is positioned correctly to provide the desired thrust and efficiency during different flight conditions.

Explanation

The correct answer is the Convergent exhaust nozzle control (CENC). This component is responsible for driving the engine exhaust nozzle position transmitter through a mechanical interface. It controls the position of the nozzle, allowing it to adjust and optimize the engine's performance based on various factors such as altitude, airspeed, and throttle setting. The CENC ensures that the nozzle is positioned correctly to provide the desired thrust and efficiency during different flight conditions.

28. On an F-15, what information does the air data computer (ADC) provide to the identify friend-or-foe (IFF) transponder?

Mach number.

Mode 1 interrogation code.

Digital altitude information.

Aircraft identification number.

The air data computer (ADC) on an F-15 provides digital altitude information to the identify friend-or-foe (IFF) transponder. This information is crucial for the IFF system to accurately identify and differentiate between friendly and enemy aircraft based on their altitude. Mach number refers to the aircraft's speed relative to the speed of sound, Mode 1 interrogation code is used for military identification purposes, and aircraft identification number is used for individual aircraft identification, but neither of these provide altitude information necessary for IFF.

Explanation

The air data computer (ADC) on an F-15 provides digital altitude information to the identify friend-or-foe (IFF) transponder. This information is crucial for the IFF system to accurately identify and differentiate between friendly and enemy aircraft based on their altitude. Mach number refers to the aircraft's speed relative to the speed of sound, Mode 1 interrogation code is used for military identification purposes, and aircraft identification number is used for individual aircraft identification, but neither of these provide altitude information necessary for IFF.

29. Which F-15 APG-63 radar search mode locks on to the first target that falls within the scan pattern out to a range of 10 nautical miles (NMI) and is considered the primary automatic acquisition mode?

Supersearch.

Velocity search.

Long-range search.

Short-range search.

Supersearch is the correct answer because it is the F-15 APG-63 radar search mode that locks on to the first target within the scan pattern up to a range of 10 nautical miles. It is considered the primary automatic acquisition mode, meaning it is designed to quickly and automatically acquire targets within a short range. This mode is useful for detecting and tracking nearby threats in a fast-paced combat scenario.

Explanation

Supersearch is the correct answer because it is the F-15 APG-63 radar search mode that locks on to the first target within the scan pattern up to a range of 10 nautical miles. It is considered the primary automatic acquisition mode, meaning it is designed to quickly and automatically acquire targets within a short range. This mode is useful for detecting and tracking nearby threats in a fast-paced combat scenario.

30. The F-15 rudder limiter actuator is used to prevent commanded excessive rudder travel when the aircraft is traveling above what Mach?

1.

2.

1.5.

2.5.

The F-15 rudder limiter actuator is used to prevent excessive rudder travel when the aircraft is traveling above Mach 1.5. This is necessary because at high speeds, the rudder can generate excessive forces that may put stress on the aircraft's structure and potentially cause damage. By limiting the rudder travel, the actuator helps to ensure the safe operation of the aircraft at high speeds.

Explanation

The F-15 rudder limiter actuator is used to prevent excessive rudder travel when the aircraft is traveling above Mach 1.5. This is necessary because at high speeds, the rudder can generate excessive forces that may put stress on the aircraft's structure and potentially cause damage. By limiting the rudder travel, the actuator helps to ensure the safe operation of the aircraft at high speeds.

31. How is the final amplified band 1 radio frequency (RF) signal transmitted to the band 1 antenna?

Through the summing network.

Over a coaxial transmission line.

Through pressurized waveguides.

Through unpressurized waveguides.

The final amplified band 1 radio frequency (RF) signal is transmitted to the band 1 antenna over a coaxial transmission line. This type of transmission line is commonly used in RF systems to transmit high-frequency signals with low loss and high efficiency. It consists of a center conductor surrounded by an insulating layer and an outer conductor, which is grounded. The coaxial transmission line provides a balanced and shielded path for the RF signal, ensuring minimal interference and signal loss during transmission.

Explanation

The final amplified band 1 radio frequency (RF) signal is transmitted to the band 1 antenna over a coaxial transmission line. This type of transmission line is commonly used in RF systems to transmit high-frequency signals with low loss and high efficiency. It consists of a center conductor surrounded by an insulating layer and an outer conductor, which is grounded. The coaxial transmission line provides a balanced and shielded path for the RF signal, ensuring minimal interference and signal loss during transmission.

32. What component is used to combine band 3 forward amplifier continuous wave (CW) radio frequency radiation (RF) and pulse RF signals into a single signal, split the combined signal, and send the split signal to the forward up and forward down band 3 internal countermeasures system (ICMS) antennas?

Magic tee.

Preamplifier.

Band 3 oscillator.

Summing network.

A magic tee is a component used in RF systems to combine and split signals. In this specific scenario, the magic tee is used to combine the band 3 forward amplifier continuous wave (CW) RF signals and pulse RF signals into a single signal. It then splits the combined signal and sends the split signal to the forward up and forward down band 3 internal countermeasures system (ICMS) antennas.

Explanation

A magic tee is a component used in RF systems to combine and split signals. In this specific scenario, the magic tee is used to combine the band 3 forward amplifier continuous wave (CW) RF signals and pulse RF signals into a single signal. It then splits the combined signal and sends the split signal to the forward up and forward down band 3 internal countermeasures system (ICMS) antennas.

33. Which F-15E air data processor section performs most of the built-in test (BIT) function?

Digital processor (DP).

Input/output (I/O) section.

Input data converter (IDC).

Electronic air inlet controller (EAIC).

The digital processor (DP) section performs most of the built-in test (BIT) function in the F-15E air data processor. This means that it is responsible for conducting self-tests and diagnosing any potential issues or malfunctions within the system. The DP section is designed to identify and report any faults or failures, ensuring that the air data processor operates smoothly and efficiently.

Explanation

The digital processor (DP) section performs most of the built-in test (BIT) function in the F-15E air data processor. This means that it is responsible for conducting self-tests and diagnosing any potential issues or malfunctions within the system. The DP section is designed to identify and report any faults or failures, ensuring that the air data processor operates smoothly and efficiently.

34. On the F-15 APG-63(V)1 radar, which component stores the radar operational flight program (OFP) and protects the radar from overheating?

Power supply.

Receiver-exciter.

Radar data processor.

Analog signal converter.

The radar data processor is responsible for storing the radar operational flight program (OFP) and protecting the radar from overheating. It is the component that manages and processes the data received by the radar, ensuring that it is properly analyzed and utilized. Additionally, it plays a crucial role in maintaining the overall functionality and performance of the radar system.

Explanation

The radar data processor is responsible for storing the radar operational flight program (OFP) and protecting the radar from overheating. It is the component that manages and processes the data received by the radar, ensuring that it is properly analyzed and utilized. Additionally, it plays a crucial role in maintaining the overall functionality and performance of the radar system.

35. Which F-15E digital map system (DMS) component stores data loaded from the Air Force mission support system (AFMSS) in battery-backed static random access memory?

Mission cartridge (MC).

Theater cartridge (TC).

Digital map processor (DMP).

Advanced display core processor (ADCP).

The Mission cartridge (MC) is the F-15E digital map system (DMS) component that stores data loaded from the Air Force mission support system (AFMSS) in battery-backed static random access memory. This means that the MC is responsible for storing important data that is necessary for the mission, ensuring that it is readily available even in the event of power loss. The Theater cartridge (TC), Digital map processor (DMP), and Advanced display core processor (ADCP) are not specifically mentioned as components that store data loaded from AFMSS, making them incorrect choices.

Explanation

The Mission cartridge (MC) is the F-15E digital map system (DMS) component that stores data loaded from the Air Force mission support system (AFMSS) in battery-backed static random access memory. This means that the MC is responsible for storing important data that is necessary for the mission, ensuring that it is readily available even in the event of power loss. The Theater cartridge (TC), Digital map processor (DMP), and Advanced display core processor (ADCP) are not specifically mentioned as components that store data loaded from AFMSS, making them incorrect choices.

36. On the F-15E, what component provides the operator interface for the radar altimeter, terrain following radar (TFR) system and NAV FLIR (navigation forward looking infrared) sensor?

Control stick grip.

Sensor control panel.

Fly up enable control panel.

Intercommunication set control panel.

The sensor control panel on the F-15E provides the operator interface for the radar altimeter, terrain following radar (TFR) system, and NAV FLIR sensor. This panel allows the operator to control and monitor these systems, ensuring accurate and reliable data for navigation and targeting purposes. The control stick grip, fly up enable control panel, and intercommunication set control panel are not specifically related to the mentioned systems, making them incorrect options.

Explanation

The sensor control panel on the F-15E provides the operator interface for the radar altimeter, terrain following radar (TFR) system, and NAV FLIR sensor. This panel allows the operator to control and monitor these systems, ensuring accurate and reliable data for navigation and targeting purposes. The control stick grip, fly up enable control panel, and intercommunication set control panel are not specifically related to the mentioned systems, making them incorrect options.

37. What is the purpose of the F-15E data link pod (DLP)?

The pod is used to communicate with the GBU-15 guided bomb or AGM-130 guided missile.

The pod uses radar emissions to the ground and their return signals to produce terrain following commands.

The F-15E data link pod (DLP) is used to establish communication with the GBU-15 guided bomb or AGM-130 guided missile. This means that the pod allows the aircraft to transmit and receive data, instructions, and commands to and from these specific weapons. It enables the pilot to control and guide these guided bombs or missiles effectively, enhancing their accuracy and effectiveness in hitting targets.

Explanation

The F-15E data link pod (DLP) is used to establish communication with the GBU-15 guided bomb or AGM-130 guided missile. This means that the pod allows the aircraft to transmit and receive data, instructions, and commands to and from these specific weapons. It enables the pilot to control and guide these guided bombs or missiles effectively, enhancing their accuracy and effectiveness in hitting targets.

38. How many dipole elements does the F-15 antenna array have?

5.

10.

15.

20.

The F-15 antenna array has 10 dipole elements.

Explanation

The F-15 antenna array has 10 dipole elements.

39. At what airspeed does the F-15's air data computer (ADC) unlock the diffuser ramp?

0.80 Mach.

0.84 Mach.

1.0 Mach.

1.5 Mach.

The F-15's air data computer (ADC) unlocks the diffuser ramp at an airspeed of 0.84 Mach.

Explanation

The F-15's air data computer (ADC) unlocks the diffuser ramp at an airspeed of 0.84 Mach.

40. Which F-15 APG-63(V)1 radar air-to-ground (A/G) mode provides general navigation?

A/G ranging.

Real beam map (RBM).

Ground moving target (GMT).

Precision velocity update (PVU).

The correct answer is Real beam map (RBM). The RBM mode of the F-15 APG-63(V)1 radar is used for general navigation. This mode provides a real-time map of the surrounding terrain, allowing the pilot to navigate and maneuver the aircraft effectively. It helps in identifying landmarks, avoiding obstacles, and maintaining situational awareness during air-to-ground missions. The RBM mode is an essential feature of the radar system that enhances the overall operational capability of the F-15 aircraft.

Explanation

The correct answer is Real beam map (RBM). The RBM mode of the F-15 APG-63(V)1 radar is used for general navigation. This mode provides a real-time map of the surrounding terrain, allowing the pilot to navigate and maneuver the aircraft effectively. It helps in identifying landmarks, avoiding obstacles, and maintaining situational awareness during air-to-ground missions. The RBM mode is an essential feature of the radar system that enhances the overall operational capability of the F-15 aircraft.

41. The F-15 overload warning reset switch is used with the navigation control indicator (NCI) to clear overload conditions from the memory of which component?

Central computer (CC).

Multiple indicator control panel (MICP).

Head-up display (HUD) data processor.

Programmable signal data processor (PSDP).

The F-15 overload warning reset switch is used with the navigation control indicator (NCI) to clear overload conditions from the memory of the central computer (CC).

Explanation

The F-15 overload warning reset switch is used with the navigation control indicator (NCI) to clear overload conditions from the memory of the central computer (CC).

42. How are the left and right F-15E air data processors mounted and where are they located?

Hard mounted in doors 6L and 6R.

Hard mounted in doors 10L and 6R.

Rack mounted in doors 3L and 10R.

Rack mounted in doors 10L and 10R.

The left and right F-15E air data processors are rack mounted in doors 10L and 10R.

Explanation

The left and right F-15E air data processors are rack mounted in doors 10L and 10R.

43. Which F-15 ramps, doors, or actuators are hydraulically powered and controlled by the air inlet controllers (AIC)?

First, diffuser, and bypass.

Second, third, and diffuser.

Diffuser, bypass, and third.

First, second, and third ramps.

The F-15 ramps, doors, or actuators that are hydraulically powered and controlled by the air inlet controllers (AIC) are the first, diffuser, and bypass.

Explanation

The F-15 ramps, doors, or actuators that are hydraulically powered and controlled by the air inlet controllers (AIC) are the first, diffuser, and bypass.

44. Which F-15E APG-70 radar set component converts the intermediate frequency (IF) analog data to digital information which is then sent to the programmable signal processor (044) for processing?

Power supply.

Receiver-exciter.

Radar control panel.

Analog signal converter.

The correct answer is the Analog signal converter. The analog signal converter is responsible for converting the intermediate frequency (IF) analog data to digital information. This digital information is then sent to the programmable signal processor for further processing.

Explanation

The correct answer is the Analog signal converter. The analog signal converter is responsible for converting the intermediate frequency (IF) analog data to digital information. This digital information is then sent to the programmable signal processor for further processing.

45. Which F-15 video tape recording system light will come on/flash when moisture is detected inside video tape recorder?

FAIL.

CAUTION.

MOISTURE.

Record (REC).

The correct answer is "CAUTION." In the given question, it is stated that the light will come on or flash when moisture is detected inside the video tape recorder. The word "CAUTION" is commonly used to indicate a warning or potential danger. Therefore, it is logical to assume that the "CAUTION" light would be designed to alert the user about the presence of moisture, indicating a need for caution or potential damage to the system.

Explanation

The correct answer is "CAUTION." In the given question, it is stated that the light will come on or flash when moisture is detected inside the video tape recorder. The word "CAUTION" is commonly used to indicate a warning or potential danger. Therefore, it is logical to assume that the "CAUTION" light would be designed to alert the user about the presence of moisture, indicating a need for caution or potential damage to the system.

46. On the F-15E LANTIRN navigation pod system, what is the primary display format used?

Hot/cold mode.

Fly up enable mode.

Terrain following (TF).

Forward looking infrared (FLIR) mode.

The primary display format used on the F-15E LANTIRN navigation pod system is Terrain following (TF). This mode allows the pilot to navigate and fly at low altitudes while following the contours of the terrain. It provides crucial information about the terrain ahead, enabling the pilot to maintain a safe and efficient flight path.

Explanation

The primary display format used on the F-15E LANTIRN navigation pod system is Terrain following (TF). This mode allows the pilot to navigate and fly at low altitudes while following the contours of the terrain. It provides crucial information about the terrain ahead, enabling the pilot to maintain a safe and efficient flight path.

47. Which F-15 component sends flight data consisting of angle of attack (AOA), Mach number, pressure ratio, and barometric corrected altitude across MUX bus channels 1 and 3?

Central computer (CC).

Air data computer (ADC).

Multiple indicator control panel (MICP).

Programmable signal data processor (PSDP).

The air data computer (ADC) is responsible for collecting and processing various flight data parameters such as angle of attack (AOA), Mach number, pressure ratio, and barometric corrected altitude. It then sends this data across MUX bus channels 1 and 3. The central computer (CC) is the main processing unit of the aircraft and does not specifically handle flight data. The multiple indicator control panel (MICP) is used for controlling and monitoring various aircraft systems, but it does not send flight data. The programmable signal data processor (PSDP) is not directly involved in collecting or sending flight data.

Explanation

The air data computer (ADC) is responsible for collecting and processing various flight data parameters such as angle of attack (AOA), Mach number, pressure ratio, and barometric corrected altitude. It then sends this data across MUX bus channels 1 and 3. The central computer (CC) is the main processing unit of the aircraft and does not specifically handle flight data. The multiple indicator control panel (MICP) is used for controlling and monitoring various aircraft systems, but it does not send flight data. The programmable signal data processor (PSDP) is not directly involved in collecting or sending flight data.

48. On an F-15, the operation of the air data computer (ADC) is divided into

Three sections: input data converter (IDC), digital processor (DP), output data processor (ODC).

Five sections: IDC, DP, ODC, pitot and static pressure sensor inputs, and power supply.

Six sections: IDC, DP, ODC, power supply, calibrator, and built-in test (BIT).

Four sections: IDC, DP, ODC, pitot and static pressure sensor inputs.

The correct answer is five sections: IDC, DP, ODC, pitot and static pressure sensor inputs, and power supply. This is because the operation of the air data computer on an F-15 is divided into these five sections. The IDC is responsible for converting input data, the DP processes the digital data, the ODC processes the output data, the pitot and static pressure sensor inputs provide necessary pressure measurements, and the power supply ensures the computer is powered properly.

Explanation

The correct answer is five sections: IDC, DP, ODC, pitot and static pressure sensor inputs, and power supply. This is because the operation of the air data computer on an F-15 is divided into these five sections. The IDC is responsible for converting input data, the DP processes the digital data, the ODC processes the output data, the pitot and static pressure sensor inputs provide necessary pressure measurements, and the power supply ensures the computer is powered properly.

49. The F-15 central computer (CC) sends overload warning system (OWS) information to which line replaceable unit (LRU)?

Air data computer.

Inertial navigation unit.

Head-up display (HUD) data processor.

OVERLOAD WARNING RESET switch.

The F-15 central computer (CC) sends overload warning system (OWS) information to the Head-up display (HUD) data processor. The HUD data processor is responsible for receiving and processing information related to the aircraft's display system. This includes receiving alerts and warnings from various systems, such as the overload warning system. Therefore, it makes sense for the CC to send OWS information to the HUD data processor so that the pilot can be alerted to any potential overloads or issues.

Explanation

The F-15 central computer (CC) sends overload warning system (OWS) information to the Head-up display (HUD) data processor. The HUD data processor is responsible for receiving and processing information related to the aircraft's display system. This includes receiving alerts and warnings from various systems, such as the overload warning system. Therefore, it makes sense for the CC to send OWS information to the HUD data processor so that the pilot can be alerted to any potential overloads or issues.

50. Into which component of the internal countermeasures system (ICMS) are the band 3 operational flight program (OFP) and preflight message (PFM) loaded?

Preamplifier

Band 3 oscillator.

Band 3 aft RF amplifier.

Band 3 forward RF amplifier.

The band 3 operational flight program (OFP) and preflight message (PFM) are loaded into the Band 3 oscillator component of the internal countermeasures system (ICMS).

Explanation

The band 3 operational flight program (OFP) and preflight message (PFM) are loaded into the Band 3 oscillator component of the internal countermeasures system (ICMS).

51. What data bus does radar warning receiver (RWR) use to control the F-15C internal countermeasures set (ICMS) band 1 and band 2 oscillators?

1553.

H009.

Serial data bus.

Manchester data bus.

The correct answer is Manchester data bus. The radar warning receiver (RWR) uses the Manchester data bus to control the F-15C internal countermeasures set (ICMS) band 1 and band 2 oscillators. The Manchester data bus is a type of serial data bus that is commonly used in avionics systems to transmit data between different components. It is known for its high reliability and ability to transmit data at high speeds, making it suitable for applications like controlling countermeasures in aircraft.

Explanation

The correct answer is Manchester data bus. The radar warning receiver (RWR) uses the Manchester data bus to control the F-15C internal countermeasures set (ICMS) band 1 and band 2 oscillators. The Manchester data bus is a type of serial data bus that is commonly used in avionics systems to transmit data between different components. It is known for its high reliability and ability to transmit data at high speeds, making it suitable for applications like controlling countermeasures in aircraft.

52. Which F-15E fuel flow indicating system component provides a synchro signal to the engine monitor display (EMD) to drive the liquid crystal display (LCD) window FF PPH (fuel flow pounds per hour)?

Fuel flow transmitter.

Avionics interface unit no. 1.

Engine diagnostic unit (EDU).

Advanced display core processor (ADCP).

The fuel flow transmitter is the component that provides a synchro signal to the engine monitor display (EMD) to drive the liquid crystal display (LCD) window FF PPH (fuel flow pounds per hour). This means that the fuel flow transmitter is responsible for measuring and transmitting the information about the fuel flow rate to the EMD, which then displays it on the LCD window. The other options, avionics interface unit no. 1, engine diagnostic unit (EDU), and advanced display core processor (ADCP), are not directly related to providing the synchro signal for the fuel flow display.

Explanation

The fuel flow transmitter is the component that provides a synchro signal to the engine monitor display (EMD) to drive the liquid crystal display (LCD) window FF PPH (fuel flow pounds per hour). This means that the fuel flow transmitter is responsible for measuring and transmitting the information about the fuel flow rate to the EMD, which then displays it on the LCD window. The other options, avionics interface unit no. 1, engine diagnostic unit (EDU), and advanced display core processor (ADCP), are not directly related to providing the synchro signal for the fuel flow display.

53. Which component would be used to zeroize the F-15E fighter data link (FDL) crypto codes? All are correct,choose A.

Sensor control panel.

Up-front controller (UFC).

Intercommunications set control panel (ICSCP).

Remote intercommunication control panel (RICP).

The sensor control panel would be used to zeroize the F-15E fighter data link (FDL) crypto codes.

Explanation

The sensor control panel would be used to zeroize the F-15E fighter data link (FDL) crypto codes.

54. What yaw rate in degrees per second will cause the F-15E pitch control augmentation system (CAS) to disengage?

41.5.

45.1.

51.4.

54.1.

The F-15E pitch control augmentation system (CAS) will disengage when the yaw rate reaches 41.5 degrees per second.

Explanation

The F-15E pitch control augmentation system (CAS) will disengage when the yaw rate reaches 41.5 degrees per second.

55. What F-15C/D APG-70 radar air-to-ground (A/G) mode does the pilot utilize prior to making a bomb run?

Air-to-ground (A/G) beacon.

Precision velocity update.

Real beam map.

A/G ranging.

The pilot utilizes the Precision velocity update mode of the F-15C/D APG-70 radar before making a bomb run. This mode provides the pilot with accurate and precise velocity information of the target, allowing for more precise targeting and delivery of the bombs.

Explanation

The pilot utilizes the Precision velocity update mode of the F-15C/D APG-70 radar before making a bomb run. This mode provides the pilot with accurate and precise velocity information of the target, allowing for more precise targeting and delivery of the bombs.

56. What do the band 1 and band 2 amplifiers use to produce leveled high power radio frequency (RF) signals?

1 traveling wave tube (TWT) circuit.

2 TWT circuits.

3 TWT circuits.

4 TWT circuits.

The band 1 and band 2 amplifiers use 2 traveling wave tube (TWT) circuits to produce leveled high power radio frequency (RF) signals.

Explanation

The band 1 and band 2 amplifiers use 2 traveling wave tube (TWT) circuits to produce leveled high power radio frequency (RF) signals.

57. Which F-15E APG-70 air-to-ground (A/G) radar mode provides a slant range measurement used for target altitude determination, for target designation, or for position updates?

Real beam map mode.

High resolution map mode.

Air-to-ground ranging mode.

Air-to-ground beacon mode.

The F-15E APG-70 air-to-ground (A/G) radar mode that provides a slant range measurement used for target altitude determination, target designation, or position updates is the air-to-ground ranging mode. This mode allows the radar to measure the distance between the aircraft and the target, which is essential for determining the target's altitude and accurately designating it for attack or updating its position. The other modes mentioned, such as real beam map mode, high-resolution map mode, and air-to-ground beacon mode, do not specifically provide slant range measurements for these purposes.

Explanation

The F-15E APG-70 air-to-ground (A/G) radar mode that provides a slant range measurement used for target altitude determination, target designation, or position updates is the air-to-ground ranging mode. This mode allows the radar to measure the distance between the aircraft and the target, which is essential for determining the target's altitude and accurately designating it for attack or updating its position. The other modes mentioned, such as real beam map mode, high-resolution map mode, and air-to-ground beacon mode, do not specifically provide slant range measurements for these purposes.

58. Which F-15 component is used to control the flow of hydraulic fluid to the pitch and roll channel assembly (PRCA)?

Roll ratio controller.

Mode select assembly.

Lateral feel trim actuator.

Aileron rudder interconnect.

The mode select assembly is used to control the flow of hydraulic fluid to the pitch and roll channel assembly (PRCA) in the F-15. It is responsible for selecting and adjusting the different flight modes of the aircraft, which in turn affects the hydraulic fluid flow to the PRCA. The other options, such as the roll ratio controller, lateral feel trim actuator, and aileron rudder interconnect, do not directly control the flow of hydraulic fluid to the PRCA.

Explanation

The mode select assembly is used to control the flow of hydraulic fluid to the pitch and roll channel assembly (PRCA) in the F-15. It is responsible for selecting and adjusting the different flight modes of the aircraft, which in turn affects the hydraulic fluid flow to the PRCA. The other options, such as the roll ratio controller, lateral feel trim actuator, and aileron rudder interconnect, do not directly control the flow of hydraulic fluid to the PRCA.

59. Which section of the F-15E air data processor (ADP) conditions and converts all received inputs to the ADP?

Digital processor (DP).

Input data converter (IDC).

Output data converter (ODC).

Electronic air inlet controller (EAIC).

The input data converter (IDC) section of the F-15E air data processor (ADP) is responsible for conditioning and converting all received inputs to the ADP. It takes in the raw data from various sensors and sources, such as airspeed, altitude, temperature, and pressure, and processes them into a format that can be understood and used by the ADP. This conversion ensures that the ADP receives accurate and reliable data for its calculations and operations.

Explanation

The input data converter (IDC) section of the F-15E air data processor (ADP) is responsible for conditioning and converting all received inputs to the ADP. It takes in the raw data from various sensors and sources, such as airspeed, altitude, temperature, and pressure, and processes them into a format that can be understood and used by the ADP. This conversion ensures that the ADP receives accurate and reliable data for its calculations and operations.

60. Which component would be used to zeroize the F-15C/D fighter data link (FDL) crypto code?

Sensor control panel.

FDL remote power panel.

JTIDS mode control panel.

Main communications control panel.

The JTIDS mode control panel would be used to zeroize the F-15C/D fighter data link (FDL) crypto code.

Explanation

The JTIDS mode control panel would be used to zeroize the F-15C/D fighter data link (FDL) crypto code.

61. Which F-15 APG-63 radar system component stores the radar operational flight program (OFP)?

Data processor.

Analog processor.

Radio frequency (RF) oscillator.

Programmable signal processor.

The correct answer is the data processor. The data processor is responsible for storing the radar operational flight program (OFP). It processes and analyzes the data received from the radar system, and it also stores and retrieves the OFP, which contains the instructions and algorithms for the radar's operation. The data processor plays a crucial role in the overall functioning of the radar system by managing and storing the necessary software for its operation.

Explanation

The correct answer is the data processor. The data processor is responsible for storing the radar operational flight program (OFP). It processes and analyzes the data received from the radar system, and it also stores and retrieves the OFP, which contains the instructions and algorithms for the radar's operation. The data processor plays a crucial role in the overall functioning of the radar system by managing and storing the necessary software for its operation.

62. Which F-15 directional flight control subsystem component transmits the input force from the aileron rudder interconnect (ARI) into two separate push-pull cables?

Rudder actuator.

Rudder limiter actuator.

C. Directional feel trim actuator.

Rudder control breakout assembly.

The correct answer is the Rudder control breakout assembly. This component is responsible for transmitting the input force from the aileron rudder interconnect (ARI) into two separate push-pull cables. It serves as a connection point between the ARI and the cables, allowing for the control and movement of the rudder. The other options, such as the rudder actuator, rudder limiter actuator, and directional feel trim actuator, are not specifically designed to perform this function.

Explanation

The correct answer is the Rudder control breakout assembly. This component is responsible for transmitting the input force from the aileron rudder interconnect (ARI) into two separate push-pull cables. It serves as a connection point between the ARI and the cables, allowing for the control and movement of the rudder. The other options, such as the rudder actuator, rudder limiter actuator, and directional feel trim actuator, are not specifically designed to perform this function.

63. What supplies the F-15 directional feel trim actuator position to the limit level detectors to prevent the actuator from driving beyond its limit?

Linear variable differential transducer (LVDT) A.

RUDDER STOP SENSOR switch.

Rudder limit transducer.

Rudder synchro.

The F-15 directional feel trim actuator position is supplied to the limit level detectors by the Linear Variable Differential Transducer (LVDT) A. This is done in order to prevent the actuator from driving beyond its limit. The LVDT A is a type of sensor that measures linear displacement and converts it into an electrical signal. By providing this information to the limit level detectors, the LVDT A ensures that the actuator does not exceed its designated range of motion.

Explanation

The F-15 directional feel trim actuator position is supplied to the limit level detectors by the Linear Variable Differential Transducer (LVDT) A. This is done in order to prevent the actuator from driving beyond its limit. The LVDT A is a type of sensor that measures linear displacement and converts it into an electrical signal. By providing this information to the limit level detectors, the LVDT A ensures that the actuator does not exceed its designated range of motion.

64. On the F-15E aircraft, which component within the advanced display core processor (ADCP) services the multipurpose display processing and central computer processing functions?

Intelligent serial module (ISM).

Image processor modules (IPM).

General purpose processor (GPP).

VME64 main and essential busses.

The VME64 main and essential busses within the advanced display core processor (ADCP) on the F-15E aircraft are responsible for servicing the multipurpose display processing and central computer processing functions. These busses provide the necessary communication pathways for data transfer and control between the various components of the ADCP system.

Explanation

The VME64 main and essential busses within the advanced display core processor (ADCP) on the F-15E aircraft are responsible for servicing the multipurpose display processing and central computer processing functions. These busses provide the necessary communication pathways for data transfer and control between the various components of the ADCP system.

65. Which F-15 longitudinal flight control subsystem component is used to help neutralize the effect of acceleration on the control stick during maneuvers?

Pitch ratio switch.

Longitudinal mass balance.

Pitch and roll channel assembly.

Longitudinal feel trim actuator (FTA).

The longitudinal mass balance is used to help neutralize the effect of acceleration on the control stick during maneuvers in an F-15 aircraft. This component helps to counteract the forces experienced by the pilot when the aircraft accelerates or decelerates, ensuring that the control stick remains stable and easy to manipulate. By incorporating a mass balance system, the F-15 can maintain control and stability throughout various maneuvers, improving the overall performance of the aircraft.

Explanation

The longitudinal mass balance is used to help neutralize the effect of acceleration on the control stick during maneuvers in an F-15 aircraft. This component helps to counteract the forces experienced by the pilot when the aircraft accelerates or decelerates, ensuring that the control stick remains stable and easy to manipulate. By incorporating a mass balance system, the F-15 can maintain control and stability throughout various maneuvers, improving the overall performance of the aircraft.

66. Which F-15 directional flight control subsystem component contains centering springs, providing an artificial feel used to keep the rudder pedals centered?

Rudder actuator.

Rudder limiter actuator.

Directional feel trim actuator.

Directional control breakout assembly.

The directional feel trim actuator contains centering springs that provide an artificial feel to keep the rudder pedals centered. This means that when the pilot releases pressure on the rudder pedals, the centering springs will automatically return the pedals to their neutral position. This helps the pilot maintain control and stability during flight. The other options, such as the rudder actuator, rudder limiter actuator, and directional control breakout assembly, do not specifically mention centering springs or the function of keeping the rudder pedals centered. Therefore, the correct answer is the directional feel trim actuator.

Explanation

The directional feel trim actuator contains centering springs that provide an artificial feel to keep the rudder pedals centered. This means that when the pilot releases pressure on the rudder pedals, the centering springs will automatically return the pedals to their neutral position. This helps the pilot maintain control and stability during flight. The other options, such as the rudder actuator, rudder limiter actuator, and directional control breakout assembly, do not specifically mention centering springs or the function of keeping the rudder pedals centered. Therefore, the correct answer is the directional feel trim actuator.

67. The F-15E flight control computer (FCC) produces the output discrete signals to control what?

Roll engage command.

Pitch engage command.

Trim actuator position signals.

Automatic speed brake retract.

The F-15E flight control computer (FCC) is responsible for producing the output discrete signals to control the automatic speed brake retract. This means that the FCC is responsible for activating the mechanism that retracts the speed brake automatically. The other options mentioned - roll engage command, pitch engage command, and trim actuator position signals - are not related to the control of the automatic speed brake retract.

Explanation

The F-15E flight control computer (FCC) is responsible for producing the output discrete signals to control the automatic speed brake retract. This means that the FCC is responsible for activating the mechanism that retracts the speed brake automatically. The other options mentioned - roll engage command, pitch engage command, and trim actuator position signals - are not related to the control of the automatic speed brake retract.

68. How many variable inlet ramps are there in the F-15 air intake system?

2.

3.

4.

5.

The F-15 air intake system has four variable inlet ramps. These ramps are adjustable components that control the airflow into the engine, allowing for optimal performance at different speeds and altitudes. By adjusting the position of these ramps, the aircraft can maintain a consistent and efficient airflow into the engine, improving fuel efficiency and overall performance.

Explanation

The F-15 air intake system has four variable inlet ramps. These ramps are adjustable components that control the airflow into the engine, allowing for optimal performance at different speeds and altitudes. By adjusting the position of these ramps, the aircraft can maintain a consistent and efficient airflow into the engine, improving fuel efficiency and overall performance.

69. Which F-15E digital map system (DMS) component uses present position information and scale select information to determine which map to display?

Mission cartridge (MC).

Theater cartridge (TC).

Digital map processor (DMP).

Advanced display core processor (ADCP).

The Digital Map Processor (DMP) component of the F-15E digital map system (DMS) uses present position information and scale select information to determine which map to display. The DMP processes the data and selects the appropriate map based on the aircraft's current position and the desired scale. It then displays the selected map on the aircraft's display system, providing the pilot with accurate and up-to-date navigation information. The Mission Cartridge (MC) and Theater Cartridge (TC) are not directly involved in determining which map to display, and the Advanced Display Core Processor (ADCP) is responsible for processing and displaying sensor video data, not map information.

Explanation

The Digital Map Processor (DMP) component of the F-15E digital map system (DMS) uses present position information and scale select information to determine which map to display. The DMP processes the data and selects the appropriate map based on the aircraft's current position and the desired scale. It then displays the selected map on the aircraft's display system, providing the pilot with accurate and up-to-date navigation information. The Mission Cartridge (MC) and Theater Cartridge (TC) are not directly involved in determining which map to display, and the Advanced Display Core Processor (ADCP) is responsible for processing and displaying sensor video data, not map information.

70. Which section on the F-15E air data processor (ADP) conditions the ADP signals for interfacing with the indicators and other onboard systems?

Digital processor.

Output data converter.

Cross channel data link.

Electronic air inlet controller.

The output data converter on the F-15E air data processor (ADP) is responsible for conditioning the ADP signals in order to interface with the indicators and other onboard systems. This converter takes the raw data from the ADP and converts it into a format that can be easily understood and utilized by the indicators and systems. It ensures that the signals are properly translated and compatible with the various components of the aircraft, allowing for accurate and efficient communication between the ADP and the other systems.

Explanation

The output data converter on the F-15E air data processor (ADP) is responsible for conditioning the ADP signals in order to interface with the indicators and other onboard systems. This converter takes the raw data from the ADP and converts it into a format that can be easily understood and utilized by the indicators and systems. It ensures that the signals are properly translated and compatible with the various components of the aircraft, allowing for accurate and efficient communication between the ADP and the other systems.

71. On the F-15 APG-63 radar system, which component process clutter rejection?

Data processor.

Analog processor.

Radio frequency (RF) oscillator.

Programmable signal processor.

The F-15 APG-63 radar system uses a programmable signal processor to process clutter rejection. This component is responsible for analyzing the radar signals and distinguishing between clutter (unwanted signals) and actual targets. By programming the signal processor, the system can effectively filter out clutter and focus on detecting and tracking real targets, improving the radar's performance and accuracy. The data processor, analog processor, and RF oscillator are not directly involved in clutter rejection.

Explanation

The F-15 APG-63 radar system uses a programmable signal processor to process clutter rejection. This component is responsible for analyzing the radar signals and distinguishing between clutter (unwanted signals) and actual targets. By programming the signal processor, the system can effectively filter out clutter and focus on detecting and tracking real targets, improving the radar's performance and accuracy. The data processor, analog processor, and RF oscillator are not directly involved in clutter rejection.

72. On the F-15 air-to-air interrogator (AAI) display, what is a low confidence target displayed as?

Circle.

Triangle.

Diamond.

Rectangle.

A low confidence target is displayed as a diamond on the F-15 air-to-air interrogator (AAI) display. The diamond symbol indicates that the tracking system has a lower level of confidence in the target's identification or classification. This could be due to factors such as poor signal quality, limited data, or ambiguity in the target's characteristics. The diamond symbol helps the operator to be aware that there is a higher degree of uncertainty associated with that particular target.

Explanation

A low confidence target is displayed as a diamond on the F-15 air-to-air interrogator (AAI) display. The diamond symbol indicates that the tracking system has a lower level of confidence in the target's identification or classification. This could be due to factors such as poor signal quality, limited data, or ambiguity in the target's characteristics. The diamond symbol helps the operator to be aware that there is a higher degree of uncertainty associated with that particular target.

73. What component performs the final traveling wave tube (TWT) amplification of band 3 oscillator signals?

Magic tee.

Preamplifier.

Summing network.

Band 3 RF amplifier.

The band 3 RF amplifier is the component that performs the final amplification of the band 3 oscillator signals in a traveling wave tube (TWT) system. The TWT system uses the band 3 RF amplifier to boost the power of the oscillator signals before they are transmitted. The magic tee is not responsible for the final amplification, but rather for signal splitting and combining. The preamplifier is used to amplify weak signals before they are sent to the main amplifier. The summing network is used to combine multiple signals into a single output.

Explanation

The band 3 RF amplifier is the component that performs the final amplification of the band 3 oscillator signals in a traveling wave tube (TWT) system. The TWT system uses the band 3 RF amplifier to boost the power of the oscillator signals before they are transmitted. The magic tee is not responsible for the final amplification, but rather for signal splitting and combining. The preamplifier is used to amplify weak signals before they are sent to the main amplifier. The summing network is used to combine multiple signals into a single output.

74. Which F-15C/D APG-70 radar air-to-air (A/A) search mode uses the "intermediate" pulse repetition frequency (PRF) to detect targets in intermediate-range and short-range?

HI.

MED.

RGH.

INLV.

The correct answer is RGH. The question is asking about the F-15C/D APG-70 radar air-to-air (A/A) search mode that uses the "intermediate" pulse repetition frequency (PRF) to detect targets in intermediate-range and short-range. The RGH mode is specifically designed for this purpose, allowing the radar to detect and track targets at shorter distances.

Explanation

The correct answer is RGH. The question is asking about the F-15C/D APG-70 radar air-to-air (A/A) search mode that uses the "intermediate" pulse repetition frequency (PRF) to detect targets in intermediate-range and short-range. The RGH mode is specifically designed for this purpose, allowing the radar to detect and track targets at shorter distances.

75. How many accelerometers are in the F-15A through D automatic flight control system (AFCS) accelerometer assembly?

1.

3.

4.

6.

The F-15A through D automatic flight control system (AFCS) accelerometer assembly consists of a total of four accelerometers.

Explanation

The F-15A through D automatic flight control system (AFCS) accelerometer assembly consists of a total of four accelerometers.

76. Which is required for engaging the F-15 roll control augmentation system?

Yaw CAS engaged.

Pitch CAS engaged.

Yaw CAS disengaged.

Pitch CAS disengaged.

The correct answer is "Yaw CAS engaged." The F-15 roll control augmentation system requires the yaw control augmentation system to be engaged in order to function properly. This means that the system relies on the yaw CAS being activated in order to provide the necessary control and stability during roll maneuvers. The pitch CAS being engaged or disengaged does not directly affect the roll control augmentation system.

Explanation

The correct answer is "Yaw CAS engaged." The F-15 roll control augmentation system requires the yaw control augmentation system to be engaged in order to function properly. This means that the system relies on the yaw CAS being activated in order to provide the necessary control and stability during roll maneuvers. The pitch CAS being engaged or disengaged does not directly affect the roll control augmentation system.

77. On an F-15, how much stabilator deflection can the pitch control augmentation system (CAS) add to or subtract from the manual flight controls?

± 5° differential movement.

± 5° symmetrical movement.

± 10° differential movement.

± 10° symmetrical movement.

The correct answer is ± 10° symmetrical movement. This means that the pitch control augmentation system (CAS) on an F-15 can add or subtract up to 10 degrees of movement to the manual flight controls in a symmetrical manner. This allows for greater control and maneuverability of the aircraft in pitch movements.

Explanation

The correct answer is ± 10° symmetrical movement. This means that the pitch control augmentation system (CAS) on an F-15 can add or subtract up to 10 degrees of movement to the manual flight controls in a symmetrical manner. This allows for greater control and maneuverability of the aircraft in pitch movements.

78. Which F-15 longitudinal flight control subsystem component has built-in centering springs which resist stick movement giving the pilot a stick feel force?

PITCH RATIO switch.

Pitch ratio controller.

Longitudinal mass balance.

Longitudinal feel trim actuator (LFTA).

The correct answer is the Longitudinal feel trim actuator (LFTA). This component has built-in centering springs that resist stick movement, providing the pilot with a stick feel force. This allows the pilot to have a better sense of control and feedback when maneuvering the aircraft in pitch. The other options mentioned, such as the PITCH RATIO switch, Pitch ratio controller, and Longitudinal mass balance, do not have the same function of providing stick feel force to the pilot.

Explanation

The correct answer is the Longitudinal feel trim actuator (LFTA). This component has built-in centering springs that resist stick movement, providing the pilot with a stick feel force. This allows the pilot to have a better sense of control and feedback when maneuvering the aircraft in pitch. The other options mentioned, such as the PITCH RATIO switch, Pitch ratio controller, and Longitudinal mass balance, do not have the same function of providing stick feel force to the pilot.

79. What functions as the F-15E up-front controller's (UFC) primary bus controller?

Avionics interface unit (AIU) 2.

AIU2A.

AIU1A.

AIU1B.

The AIU1A functions as the primary bus controller for the F-15E up-front controller (UFC). This means that it is responsible for managing and controlling the communication and data transfer between various avionics systems and components within the aircraft. The UFC relies on the AIU1A to effectively communicate and exchange information with other systems, ensuring smooth operation and coordination of the aircraft's avionics functions.

Explanation

The AIU1A functions as the primary bus controller for the F-15E up-front controller (UFC). This means that it is responsible for managing and controlling the communication and data transfer between various avionics systems and components within the aircraft. The UFC relies on the AIU1A to effectively communicate and exchange information with other systems, ensuring smooth operation and coordination of the aircraft's avionics functions.

80. The F-15 diffuser ramp actuator's Mach blocking valve solenoid prevents the actuator from retracting when aircraft speed is above Mach

1.0.

1.2.

1.4.

1.5.

The F-15 diffuser ramp actuator's Mach blocking valve solenoid is designed to prevent the actuator from retracting when the aircraft speed exceeds Mach 1.5. This is because at high speeds, the diffuser ramp needs to remain extended in order to maintain optimal airflow and prevent turbulence. By blocking the actuator from retracting, the solenoid ensures that the diffuser ramp stays in the correct position for efficient aerodynamics and safe operation of the aircraft.

Explanation

The F-15 diffuser ramp actuator's Mach blocking valve solenoid is designed to prevent the actuator from retracting when the aircraft speed exceeds Mach 1.5. This is because at high speeds, the diffuser ramp needs to remain extended in order to maintain optimal airflow and prevent turbulence. By blocking the actuator from retracting, the solenoid ensures that the diffuser ramp stays in the correct position for efficient aerodynamics and safe operation of the aircraft.

81. Which F-15E APG-70 radar set component establishes the basic operating radio frequency (RF) for the transmitter?

Power supply.

Receiver-exciter.

Radar data processor.

Analog signal converter.

The receiver-exciter component of the F-15E APG-70 radar set is responsible for establishing the basic operating radio frequency (RF) for the transmitter. It receives incoming signals, amplifies them, and then modulates them to the desired frequency for transmission. The power supply provides electrical power to the radar set, the radar data processor processes and analyzes the received signals, and the analog signal converter converts analog signals into digital format. However, none of these components specifically establish the basic operating RF for the transmitter.

Explanation

The receiver-exciter component of the F-15E APG-70 radar set is responsible for establishing the basic operating radio frequency (RF) for the transmitter. It receives incoming signals, amplifies them, and then modulates them to the desired frequency for transmission. The power supply provides electrical power to the radar set, the radar data processor processes and analyzes the received signals, and the analog signal converter converts analog signals into digital format. However, none of these components specifically establish the basic operating RF for the transmitter.

82. Where is the aft amplifier pulse radio frequency (RF) signal sent during band 3 operation?

To the preamplifier.

Both elements of the aft antenna.

To the pulse element of the aft antenna.

To the continuous wave element of the aft antenna.

During band 3 operation, the aft amplifier pulse radio frequency (RF) signal is sent to the pulse element of the aft antenna. This means that the signal is specifically directed to the component of the aft antenna that is responsible for generating pulses of radio frequency energy.

Explanation

During band 3 operation, the aft amplifier pulse radio frequency (RF) signal is sent to the pulse element of the aft antenna. This means that the signal is specifically directed to the component of the aft antenna that is responsible for generating pulses of radio frequency energy.

83. Which F-15 longitudinal flight control subsystem component contains an airspeed scheduling valve, a Mach factor computer, and an aileron rudder interconnect (ARI) Mach valve?

PITCH RATIO switch.

Pitch ratio controller.

Longitudinal mass balance.

Longitudinal feel trim actuator (FTA).

The correct answer is the Pitch ratio controller. The Pitch ratio controller is a component of the F-15 longitudinal flight control subsystem. It contains an airspeed scheduling valve, a Mach factor computer, and an aileron rudder interconnect (ARI) Mach valve. This controller is responsible for adjusting the pitch ratio of the aircraft based on its speed and Mach number, ensuring proper control and stability during flight.

Explanation

The correct answer is the Pitch ratio controller. The Pitch ratio controller is a component of the F-15 longitudinal flight control subsystem. It contains an airspeed scheduling valve, a Mach factor computer, and an aileron rudder interconnect (ARI) Mach valve. This controller is responsible for adjusting the pitch ratio of the aircraft based on its speed and Mach number, ensuring proper control and stability during flight.

84. The F-15 #1 and #2 modular relay panels provide logic signals to the pitch computer for changing conditions such as

CAS engage, weight off wheels, and angle of attach (AOA) signals.

CAS engage, speed brake, and flap down signals.

Landing gear and flap position and weight off wheels.

Gear position, speed brake, and AOA signals.

The F-15 #1 and #2 modular relay panels provide logic signals to the pitch computer for monitoring the landing gear and flap position, as well as the weight off wheels condition. These signals are important for the pitch computer to accurately calculate and adjust the aircraft's pitch control based on the current configuration and weight distribution. The other options mentioned in the question, such as CAS engage, speed brake, and AOA signals, are not directly related to the functions of the relay panels in providing logic signals to the pitch computer.

Explanation

The F-15 #1 and #2 modular relay panels provide logic signals to the pitch computer for monitoring the landing gear and flap position, as well as the weight off wheels condition. These signals are important for the pitch computer to accurately calculate and adjust the aircraft's pitch control based on the current configuration and weight distribution. The other options mentioned in the question, such as CAS engage, speed brake, and AOA signals, are not directly related to the functions of the relay panels in providing logic signals to the pitch computer.

85. What angle-of-attack (AOA) in degrees is the pitch control augmentation system (CAS) gain reduced to implement the stall inhibit function?

9.

13.

17.

21.

The pitch control augmentation system (CAS) gain is reduced to 13 degrees to implement the stall inhibit function. This means that when the angle-of-attack (AOA) reaches a certain threshold, the CAS will automatically adjust the pitch control to prevent the aircraft from stalling. The specific value of 13 degrees is determined based on the aircraft's design and performance characteristics, ensuring a safe and efficient operation during critical flight conditions.

Explanation

The pitch control augmentation system (CAS) gain is reduced to 13 degrees to implement the stall inhibit function. This means that when the angle-of-attack (AOA) reaches a certain threshold, the CAS will automatically adjust the pitch control to prevent the aircraft from stalling. The specific value of 13 degrees is determined based on the aircraft's design and performance characteristics, ensuring a safe and efficient operation during critical flight conditions.

86. The pointer of the F-15 standby airspeed indicator moves when what pressure is present?

Stall.

Pitot.

Static.

Impact.

When impact pressure is present, the pointer of the F-15 standby airspeed indicator moves. Impact pressure is the pressure created by the airflow impacting the aircraft's pitot tube. This pressure is used to measure airspeed and is crucial for the accurate functioning of the airspeed indicator. Therefore, when impact pressure is present, the pointer on the standby airspeed indicator moves.

Explanation

When impact pressure is present, the pointer of the F-15 standby airspeed indicator moves. Impact pressure is the pressure created by the airflow impacting the aircraft's pitot tube. This pressure is used to measure airspeed and is crucial for the accurate functioning of the airspeed indicator. Therefore, when impact pressure is present, the pointer on the standby airspeed indicator moves.

87. What F-15 component provides pitch rate signals proportional to angular motion about the pitch axis to the pitch computer?

Stick force sensor.

Rate gyro assembly.

Accelerometer assembly.

Control surface actuator linear variable differential transducer (LVDT).

The rate gyro assembly is responsible for providing pitch rate signals that are proportional to the angular motion about the pitch axis to the pitch computer. This assembly measures the rate of change of pitch, allowing the pitch computer to accurately control the aircraft's pitch movement. The stick force sensor measures the force applied to the control stick, the accelerometer assembly measures the acceleration of the aircraft, and the control surface actuator LVDT is responsible for providing position feedback for the control surface actuators.

Explanation

The rate gyro assembly is responsible for providing pitch rate signals that are proportional to the angular motion about the pitch axis to the pitch computer. This assembly measures the rate of change of pitch, allowing the pitch computer to accurately control the aircraft's pitch movement. The stick force sensor measures the force applied to the control stick, the accelerometer assembly measures the acceleration of the aircraft, and the control surface actuator LVDT is responsible for providing position feedback for the control surface actuators.

88. Which F-15 acceleration indicating/G exceedance system component is designed to provide a visual indication of −5 to +10 g-forces imposed on the cockpit of the aircraft during climbs, dives, and turns?

Accelerometer.

Counter display unit.

Acceleration indicator.

Counter accelerometer unit.

The acceleration indicator is designed to provide a visual indication of the g-forces imposed on the cockpit of the aircraft during climbs, dives, and turns. It is specifically designed to show g-forces within the range of -5 to +10, allowing the pilot to monitor and adjust their maneuvers accordingly. The accelerometer, counter display unit, and counter accelerometer unit do not have the same function as the acceleration indicator in providing this specific visual indication of g-forces.

Explanation

The acceleration indicator is designed to provide a visual indication of the g-forces imposed on the cockpit of the aircraft during climbs, dives, and turns. It is specifically designed to show g-forces within the range of -5 to +10, allowing the pilot to monitor and adjust their maneuvers accordingly. The accelerometer, counter display unit, and counter accelerometer unit do not have the same function as the acceleration indicator in providing this specific visual indication of g-forces.

89. On the F-15E aircraft, which system does the advanced display core processor (ADCP) communicate with over the avionics 1553 MUX bus 5A/5B?

Fighter data link (FDL).

Internal countermeasures set (ICMS).

Embedded global positioning system (EGPS).

Programmable armament control system (PACS).

The advanced display core processor (ADCP) on the F-15E aircraft communicates with the internal countermeasures set (ICMS) over the avionics 1553 MUX bus 5A/5B. The ICMS is responsible for detecting and countering threats to the aircraft, such as enemy radar and missiles. By communicating with the ICMS, the ADCP can receive information about potential threats and display it on the aircraft's advanced display system, allowing the pilot to take appropriate defensive actions.

Explanation

The advanced display core processor (ADCP) on the F-15E aircraft communicates with the internal countermeasures set (ICMS) over the avionics 1553 MUX bus 5A/5B. The ICMS is responsible for detecting and countering threats to the aircraft, such as enemy radar and missiles. By communicating with the ICMS, the ADCP can receive information about potential threats and display it on the aircraft's advanced display system, allowing the pilot to take appropriate defensive actions.

90. On the F-15E, where does the engine monitor display (EMD) send its serial data?

Avionics interface unit (AIU) 2.

AIU2A

AIU1A.

AIU1B.

The engine monitor display (EMD) on the F-15E sends its serial data to the Avionics Interface Unit (AIU) 2.

Explanation

The engine monitor display (EMD) on the F-15E sends its serial data to the Avionics Interface Unit (AIU) 2.

91. Which operational flight program (OFP) function handles tactical air navigation (TACAN), navigation (NAV), and instrument landing system (ILS) steer mode processing for display on the horizontal situation indicator (HSI)?

Executive.

Navigation.

Flight director.

Controls and displays.

The flight director function handles the processing of TACAN, NAV, and ILS steer mode for display on the HSI. The flight director provides guidance to the pilot by indicating the desired aircraft attitude and flight path. It uses inputs from various navigation systems, including TACAN, NAV, and ILS, to calculate and display the appropriate steer commands on the HSI. This helps the pilot to accurately navigate and fly the aircraft according to the desired flight path.

Explanation

The flight director function handles the processing of TACAN, NAV, and ILS steer mode for display on the HSI. The flight director provides guidance to the pilot by indicating the desired aircraft attitude and flight path. It uses inputs from various navigation systems, including TACAN, NAV, and ILS, to calculate and display the appropriate steer commands on the HSI. This helps the pilot to accurately navigate and fly the aircraft according to the desired flight path.

92. What is the maximum amount of rudder travel the F-15E yaw control augmentation system (CAS) can add or subtract?

5°.

10°.

15°.

30°.

The maximum amount of rudder travel the F-15E yaw control augmentation system (CAS) can add or subtract is 15°.

Explanation

The maximum amount of rudder travel the F-15E yaw control augmentation system (CAS) can add or subtract is 15°.

93. Which component determines if a low oil pressure condition exist on the F-15E?

Engine diagnostic unit (EDU).

Avionics interface unit (AIU) no. 1.

Digital electronic engine control (DEEC).

Advanced display core processor (ADCP).

The Advanced Display Core Processor (ADCP) determines if a low oil pressure condition exists on the F-15E. This component is responsible for processing and displaying information related to the aircraft's systems. It receives data from various sensors, including those monitoring oil pressure, and analyzes it to determine if there is a low oil pressure condition. Based on this analysis, the ADCP can alert the pilot and initiate appropriate actions to address the issue.

Explanation

The Advanced Display Core Processor (ADCP) determines if a low oil pressure condition exists on the F-15E. This component is responsible for processing and displaying information related to the aircraft's systems. It receives data from various sensors, including those monitoring oil pressure, and analyzes it to determine if there is a low oil pressure condition. Based on this analysis, the ADCP can alert the pilot and initiate appropriate actions to address the issue.

94. The F-15E radar data processor supplies an air-to-air interrogator (AAI) system interrogate command to what radar component when the radar mode is compatible?

Oscillator.

Transmitter.

Antenna array.

Programmable signal processor.

The F-15E radar data processor supplies an air-to-air interrogator (AAI) system interrogate command to the programmable signal processor when the radar mode is compatible. The programmable signal processor is responsible for processing and analyzing the radar data received from the antenna array. It controls the radar's operation and performs various signal processing tasks, such as filtering, target detection, and tracking. Therefore, it is the component that receives the interrogate command and carries out the necessary actions to fulfill the radar mode requirements.

Explanation

The F-15E radar data processor supplies an air-to-air interrogator (AAI) system interrogate command to the programmable signal processor when the radar mode is compatible. The programmable signal processor is responsible for processing and analyzing the radar data received from the antenna array. It controls the radar's operation and performs various signal processing tasks, such as filtering, target detection, and tracking. Therefore, it is the component that receives the interrogate command and carries out the necessary actions to fulfill the radar mode requirements.

95. The preamplifier receives four radio frequency (RF) inputs and one agile tuning unit 1/built-in test (BIT) RF signal input from what components?

Low band processor and band 3 aft RF amplifier.

High band processor and band 3 aft RF amplifier.

Low band receiver and band 3 aft RF amplifier.

High band receiver and band 3 aft RF amplifier.

The preamplifier receives four radio frequency (RF) inputs and one agile tuning unit 1/built-in test (BIT) RF signal input from the high band receiver and band 3 aft RF amplifier.

Explanation

The preamplifier receives four radio frequency (RF) inputs and one agile tuning unit 1/built-in test (BIT) RF signal input from the high band receiver and band 3 aft RF amplifier.

96. Which F-15 APG-63 radar system component sends antenna positioning commands to the servo electronics in the power supply?

Data processor.

Analog processor.

Radio frequency (RF) oscillator

Programmable signal processor.

The correct answer is the data processor. The data processor is responsible for sending antenna positioning commands to the servo electronics in the power supply of the F-15 APG-63 radar system. It processes the data received from the radar system and determines the appropriate positioning commands to ensure accurate and efficient radar operation. The data processor plays a crucial role in controlling the radar antenna's movement and positioning, allowing the radar system to effectively track and detect targets.

Explanation

The correct answer is the data processor. The data processor is responsible for sending antenna positioning commands to the servo electronics in the power supply of the F-15 APG-63 radar system. It processes the data received from the radar system and determines the appropriate positioning commands to ensure accurate and efficient radar operation. The data processor plays a crucial role in controlling the radar antenna's movement and positioning, allowing the radar system to effectively track and detect targets.

97. Which F-15 longitudinal flight control subsystem component automatically compensates for trim changes caused by accelerating from subsonic to supersonic flight?

Mechanical mixer.

Pitch trim controller (PTC).

Pitch ratio controller (PRC).

Longitudinal feel trim actuator (FTA).

The Pitch Trim Controller (PTC) is the correct answer because it automatically compensates for trim changes caused by accelerating from subsonic to supersonic flight. It adjusts the pitch trim to maintain the desired aircraft attitude and stability during this transition. The other options, such as the Mechanical Mixer, Pitch Ratio Controller (PRC), and Longitudinal Feel Trim Actuator (FTA), do not specifically address the compensation for trim changes in this specific flight scenario.

Explanation

The Pitch Trim Controller (PTC) is the correct answer because it automatically compensates for trim changes caused by accelerating from subsonic to supersonic flight. It adjusts the pitch trim to maintain the desired aircraft attitude and stability during this transition. The other options, such as the Mechanical Mixer, Pitch Ratio Controller (PRC), and Longitudinal Feel Trim Actuator (FTA), do not specifically address the compensation for trim changes in this specific flight scenario.

98. Which F-15 component increases and decreases lateral control based on variations in airspeed, longitudinal position, landing gear position, and yaw rate?

Roll ratio controller.

Mode select assembly.

Lateral feel trim actuator.

Aileron rudder interconnect.

The roll ratio controller is responsible for adjusting the lateral control of the F-15 based on various factors such as airspeed, longitudinal position, landing gear position, and yaw rate. It ensures that the aircraft maintains stability and control during flight by increasing or decreasing the lateral control as needed. The other options mentioned, such as the mode select assembly, lateral feel trim actuator, and aileron rudder interconnect, do not specifically address the mentioned variations in airspeed, longitudinal position, landing gear position, and yaw rate.

Explanation

The roll ratio controller is responsible for adjusting the lateral control of the F-15 based on various factors such as airspeed, longitudinal position, landing gear position, and yaw rate. It ensures that the aircraft maintains stability and control during flight by increasing or decreasing the lateral control as needed. The other options mentioned, such as the mode select assembly, lateral feel trim actuator, and aileron rudder interconnect, do not specifically address the mentioned variations in airspeed, longitudinal position, landing gear position, and yaw rate.

99. Which F-15C/D component sends fighter data link (FDL) symbology positioning information to the programmable signal data processor (PSDP)?

Central computer (CC).

JTIDS mode control panel.

FDL receiver/transmitter (R/T).

Main communications control panel.

The central computer (CC) is responsible for sending fighter data link (FDL) symbology positioning information to the programmable signal data processor (PSDP). This means that the CC is the component that handles the transmission of this data to the PSDP, allowing for the processing and interpretation of the symbology positioning information.

Explanation

The central computer (CC) is responsible for sending fighter data link (FDL) symbology positioning information to the programmable signal data processor (PSDP). This means that the CC is the component that handles the transmission of this data to the PSDP, allowing for the processing and interpretation of the symbology positioning information.

100. Which F-15 overload warning system (OWS) component processes the OWS information displayed on the multiple indicator control panel (MICP), head-up display (HUD), and is heard in the headset?

Central computer.

Radar data processor.

Multiple purpose display processor.

Programmable signal data processor.

The programmable signal data processor is the component of the F-15 overload warning system (OWS) that processes the OWS information displayed on the multiple indicator control panel (MICP), head-up display (HUD), and is heard in the headset. It is responsible for receiving and analyzing the data from various sensors and systems, and then converting it into the appropriate format for display and audio output. This processor plays a crucial role in providing pilots with real-time information about potential overloads and warnings during flight.

Explanation

The programmable signal data processor is the component of the F-15 overload warning system (OWS) that processes the OWS information displayed on the multiple indicator control panel (MICP), head-up display (HUD), and is heard in the headset. It is responsible for receiving and analyzing the data from various sensors and systems, and then converting it into the appropriate format for display and audio output. This processor plays a crucial role in providing pilots with real-time information about potential overloads and warnings during flight.