CDC 2A951N Vol 4

1. 111. (621) What is the identification, friend or foe (IFF) transponder transmitter frequency?

1,025 MHz.

1,030 MHz.

1,090 MHz.

1,250 MHz.

2. 72. (610) The tactical air navigation (TACAN) receiver transmitter (R/T) automatic self-test lasts for how many seconds?

3.

7.

15.

22.

3. 1. (601) The equator is

Not a great circle.

Equal distance from the poles.

A plane parallel to the polar axis.

The only fixed reference point on the Earth.

4. 73. (611) What information is not sent to the tactical air navigation (TACAN) adapter from the receiver transmitter?

Bearing.

Warning flag.

Distance.

TO/FROM.

5. 74. (611) In the tactical air navigation (TACAN) receiver transmitter (R/T) adapter, TO/FROM information is developed by combining magnetic bearing with

Course deviation.

Magnetic heading.

Relative bearing.

Relative heading.

6. 29. (603) What component of an inertial navigation system is used to measure aircraft movement?

Computer.

Platform.

Integrator.

Accelerometer.

7. 2. (601) What are the circles running east-west around the Earth called?

Parallels of equator.

Parallels of latitude.

Meridians of equator.

Meridians of longitude.

8. 75. (612) Tactical air navigation (TACAN) channel data and selected mode information are routed to the receiver transmitter as a

24-bit serial word.

32-bit serial word.

16-bit ternary word.

32-bit ternary word.

9. 3. (601) Parallels of latitude are parallel to the

Equator.

Polar axis.

Greenwich meridian.

International time line.

10. 30. (603) The accelerometers in an inertial navigation system must be protected from

Motion and pressure changes.

Magnetic and motion changes.

Temperature and pressure changes.

Temperature and magnetic changes.

11. 66. (610) What are the maximum number of tactical air navigation (TACAN) channels available for use by the AN/ARN-118 system?

126.

200.

252.

390.

12. 67. (610) The AN/ARN-118 is controlled by the area navigation (RNAV) system when the tactical air navigation (TACAN) control box channel selector (X or Y) is set to

00.

01.

10.

11.

13. 31. (603) How many inertial navigation system accelerometers are needed to measure acceleration in all directions in an aircraft?

One.

Two.

Three.

Four.

14. 4. (601) What values do parallels between the equator and the north pole carry?

0° to 90°N.

0° to 90°S.

0° to 180°N.

0° to 180°S.

15. 113. (622) When the identification, friend or foe (IFF) antenna switch is in the BOTH position, then each IFF antenna will be alternately selected how many times per seconds?

25.

33.

38.

45.

16. 5. (601) What values do parallels between the equator and the south pole carry?

0° to 90°N.

0° to 90°S.

0° to 180°N.

0° to 180°S.

17. 6. (601) The prime meridian is the

Circle designated 10 degrees latitude.

Meridian designated the 180 degrees meridian.

Meridian passing through Greenwich, England.

Circle equal distance between the north and south poles.

18. 77. (613) Which of the following is a purpose of the very-high frequency omnirange (VOR) system?

Determine up/down guidance.

Determine left/right guidance.

Determine bearing to a station.

Indicate distances along the approach.

19. 7. (601) The international dateline is the

Circle designated 0 degrees latitude.

Meridian designated the 180 degrees meridian.

Meridian passing through Greenwich, England.

Circle equal distance between the north and south poles.

20. 78. (613) Which very-high frequency omnirange (VOR) airway keeps aircraft apart when two or more aircraft are operating on instrument flying rules between the same two points?

Main airway.

Alternate airway.

East-west airway.

North-south airway.

21. 8. (601) From the prime meridian east to the international dateline, what values are assigned to meridians?

0° to 90° east.

0° to 90° west.

0° to 180° east.

0° to 180° west.

22. 79. (613) The basic operating principle of very high frequency omnirange (VOR) is phase comparing the

30-Hz reference and 30-Hz variable signals.

30-Hz reference and the 9,960-Hz FM signals.

30-Hz variable and the 9,960-Hz FM signals.

90-Hz and 150-Hz modulated signals.

23. 9. (601) From the prime meridian west to the international dateline, what values are assigned to meridians?

0° to 90° east.

0° to 90° west.

0° to 180° east.

0° to 180° west.

24. 80. (613) If the magnetic bearing to a very high frequency omnirange (VOR) station is 225 degrees, what is the phase difference between the 30-Hz reference and the 30-Hz variable signals?

15°.

45°.

135°.

180°.

25. 81. (614) Which of the following is not a purpose of the instrument landing system (ILS)?

Provide up/down guidance.

Provide left/right guidance.

Provide bearing to a station.

Indicate distances along the approach.

26. 10. (601) What is the primary reference in navigation?

0°.

90°.

North.

Equator.

27. 83. (615) The radio magnetic indicator has the following indicating parts except

A miles window.

A rotating compass card.

A number one, single bar.

A number two, double bar.

28. 52. (607) To begin global positioning system satellite tracking, the operator must first initialize information concerning

Altitude, time, and speed.

Position, altitude, and speed.

Altitude, time, and almanac information.

Position, time, and almanac information.

29. 11. (601) What is North on a compass rose?

0°.

90°.

180°.

270°.

30. 84. (615) When the instrument landing system horizontal situation indicator navigation flag appears during very high frequency omnirange (VOR) operation, the pilot knows that the

Information is reliable.

Information is unreliable.

Indicator is malfunctioning.

System is operating properly.

31. 86. (615) When an ILS frequency is selected, the ARN-147 receiver will park the horizontal situation indicator (HSI) bearing pointer at what position?

3 o'clock.

4 o'clock.

6 o'clock.

9 o'clock.

32. 34. (603) The rate at which motion is occurring in a known or given direction is called

Speed.

Motion.

Velocity.

Reference.

33. 87. (615) When the horizontal situation indicator (HSI) is operating in the instrument landing system (ILS) mode, each deviation dot represents

5.0°.

0.6°.

1.25°.

2.25°.

34. 55. (608) The tactical air navigation (TACAN) system overcomes the signal propagation limits of earlier low-frequency navigation equipment by operating in which frequency band?

High.

Ultra high.

Very high.

Super high

35. 13. (601) If your aircraft is flying with a true heading of 320° and your destination point is located at a true bearing of 270°, what is your relative bearing to the destination point?

50°.

270°.

310°.

320°.

36. 14. (601) If you flew along the equator from 0°N10°E to 0°N15°E, how many nautical miles would you have flown?

250 NM

300 NM.

350 NM.

400 NM.

37. 15. (602) What is the effect of wind on an aircraft?

Slight.

Negligible.

Significant.

Unimportant.

38. 16. (602) How is wind moving from 225 degrees towards 45 degrees at a speed of 15 knots expressed?

45°/15 knots.

225°/15 knots.

225° to 45°/15 knots.

45° from 225°/15 knots.

39. 88. (615) In glide slope, what does each deviation dot on the attitude director indicator (ADI) glide slope indicator represent?

0.3°.

0.5°.

0.6°.

1.25°.

40. 17. (602) The sideward displacement of an aircraft by the wind is called

Yaw.

Drift.

Deviation.

Groundspeed.

41. 18. (602) What is the rate of movement of an aircraft relative to the Earth's surface called?

Drift.

Airspeed.

Velocity.

Groundspeed.

42. 89. (616) If an aircraft is flying inbound on the 90 degrees radial of a very high frequencyF omnirange (VOR) station, then what will be the outbound radial when the aircraft passes the station?

90°.

180°.

270°.

360°.

43. 19. (602) What are the effects of a 180 degrees/20 knot wind on an aircraft's ground speed and track if the aircraft is flying a true heading of 180 degrees?

Increase in ground speed with right drift.

Decrease in ground speed with right drift.

Increase in ground speed with no change in track.

Decrease in ground speed with no change in track.

44. 20. (602) What is used to correct true heading and allow the aircraft to make good the desired true course?

Drift correction.

Wind disbursement.

Airspeed correction.

Ground speed correction.

45. 21. (602) A vector diagram that shows the effect of the wind on the flight of an aircraft is called the

Flight path.

Wind triangle.

Navigation chart.

Destination chart.

46. 35. (603) How many integrators must be used to produce distance in an inertial navigation system?

One.

Two.

Three.

Four.

47. 98. (618) What glide slope information is provided to the attitude director indicator (ADI) when the AN/ARN-127 is operating in the instrument landing system (ILS) mode?

Audio signals.

Left/right deviations.

Up/down deviations.

Navigational signals.

48. 22. (602) What is located 1,000 nautical miles south of the north pole at approximately 73°N 100°W?

North pole.

South pole.

Magnetic north.

Magnetic south.

49. 36. (604) The inertial navigation unit (INU) section of the embedded global positioning and inertial navigation unit (EGI) consists of

Two ring laser gyros and two accelerometers.

Three ring laser gyros and three accelerometers.

Two ring laser gyros, two accelerometers, and two synchro repeaters.

Three ring laser gyros, three accelerometers, and three synchro repeaters.

50. 99. (618) How many separate antennas are used by the AN/ARN-147 system?

3.

4.

5.

6.

51. 115. (622) On the APX-64 identification, friend or foe (IFF) system, if the high voltage power supply light is on, then the transmitter's high voltage power supply is

Overheating.

Over-voltage.

Under-voltage.

Operating normally.

52. 100. (619) Which system is used to determine if an aircraft is friend or foe?

ADF.

IFF.

RADAR.

TACAN.

53. 117. (623) The traffic alert and collision avoidance system (TCAS) will survey valid transponder traffic that is approximately

54. 37. (604) The inertial navigation system (INS) provides data to the information management system/flight management system to compute all of the following except

Altitude.

System status.

Present position.

Grid mode heading.

55. 38. (604) If the accelerometers associated with the inertial navigation unit (INU) ring laser gyro senses an applied acceleration, the accelerometer pendulum will move in response and

Causes a stability circuit to generate a voltage.

Causes a single-axis sensor to generate voltage.

Causes a proximity detector to generate a voltage.

Causes a fringe pattern detector to generate a voltage.

56. 39. (604) Which of the following navigation data is not generated by the inertial navigation unit?

Time.

Distance.

Drift angle.

True airspeed.

57. 24. (602) On navigation charts, the lines that connect points of equal magnetic variation are called

Agonic lines.

Isogonic lines.

Variation lines.

Deviation lines.

58. 90. (616) Which radial will the aircraft be positioned on if the aircraft is located north of the very high frequency omnirange (VOR) station?

270°.

180°.

090°.

360°.

59. 120. (623) Which of the following is not a traffic alert and collision avoidance system (TCAS) traffic advisory function?

Issue specific warning to the aircrew.

Attract attention to the traffic display.

Provide initial alert from the TCAS processor.

Provide recommendations to the pilot for aircraft maneuvers.

60. 121. (623) If the aircraft pilot is given a traffic alert and collision avoidance system (TCAS) resolution advisory of "increase climb, increase climb", then the pilot should maneuver the aircraft

+1000 feet per minute climb.

+1500 feet per minute climb.

+2000 feet per minute climb.

+2500 feet per minute climb.

61. 40. (604) What mode does the embedded global positioning and inertial navigation unit (EGI) automatically enter following power-up?

Self test.

Navigation.

Allignment.

Initialization.

62. 41. (604) If the gyro compass alignment of the inertial navigation unit (INU) portion of the embedded global positioning and inertial navigation unit (EGI) is interrupted due to aircraft motion, then the alignment will

Automatically restart.

Stop and await a manual restart.

Be prolonged by no more than period of suspension.

Be prolonged by no more than period of suspension plus 20 seconds.

63. 70. (610) A maual self-test of the tactical air navigation (TACAN) system provides a test of the

Transmitter, receiver, control box, and horizontal situation indicator (HSI).

Transmitter, receiver, control box, HIS, and antennas.

Transmitter, receiver, and control box.

Transmitter and receiver.

64. 122. (624) If an intruder aircraft is operating a non-altitude reporting transponder, then what advisories will be generated?

Traffic advisories.

Resolution advisories.

Degraded traffic advisories.

Degraded traffic and resolution advisories.

65. 42. (604) What is the circle error of probability for the inertial navigation unit (INU) after a successful stored heading alignment?

Better than 1.0 nautical miles/hour.

Better than 1.5 nautical miles/hour.

Better than 2.0 nautical miles/hour.

Better than 2.5 nautical miles/hour.

66. 102. (619) What system was developed to include identification, altitude, and a cryptographic securecoded reply from an aircraft?

Idenitification, friend or foe (IFF).

AIMS.

ATCRBS.

MARK XII.

67. 123. (624) What is the purpose of the mode S traffic alert and collision avoidance system (TCAS)?

Track all TCAS equipped aircraft.

Develop TCAS symbology for traffic advisories.

Establish resolution advisories based on intruding aircraft position.

Establish and track aircraft identification and characteristics addresses.

68. 44. (604) Which navigation solution provides the best estimate of position, velocity, and time?

Pure inertial.

Precise positioning service.

Global positioning system (GPS) only.

Blended inertial navigation system (INS)/GPS.

69. 45. (605) In the global positioning system, almanac data is transmitted to each satellite to update the navigation data message once every

6 hours.

12 hours.

24 hours.

48 hours.

70. 91. (616) Magnetic bearing to the very high frequency omnirange (VOR) station is 75 degrees. In order to get a FROM flag in view on the horizontal situation indicator (HSI), the selected course should be manually set to

75°.

150°.

210°.

360°.

71. 103. (619) If your aircraft AIMS is replying to interrogations with personal identification (military only), what mode is in use?

Mode 1.

Mode 2.

Mode 3/A.

Mode 4.

72. 92. (617) During instrument landing system (ILS) operation, a full-scale deflection of the horizontal situation indicator (HSI) vertical needle indicates the aircraft is off course by

0.3°.

0.6°.

1.25°.

2.5°.

73. 25. (602) On navigation charts, the lines that connect points of zero magnetic variation are called

Agonic lines.

Isogonic lines.

Variation lines.

Deviation lines.

74. 47. (605) The global positioning system navigation set calculates speed by

Dividing the time by the range.

Adding the distance to four satellites.

Decoding the radio frequency signal transmitted.

Measuring the rate of change of the radio frequency signal.

75. 93. (617) In instrument landing system (ILS) operation, if the pilot's attitude director indicator bank steering bar deflects to the left, then what direction must the pilot fly to get the aircraft back on the runway centerline?

Fly up.

Fly left.

Fly right.

Fly down.

76. 124. (624) If a change to the aircraft's present flight path is necessary for safe separation of aircraft, then what type of resolution advisory will be generated by the traffic alert and collision avoidance system (TCAS)?

Corrective advisory.

Preventive advisory.

Change to current advisory.

Change to previous advisory.

77. 48. (605) If your global positioning system has a merit figure of 5, what is the total expected position error (EPE)?

EPE < 25 meters.

101 ≤ EPE < 200 meters.

201 ≤ EPE < 500 meters.

EPE > 5000 meters.

78. 49. (606) The navigational system of the global positioning system has a time accuracy of how many nanoseconds?

50.

100.

150.

200.

79. 26. (603) The basic principle involved with inertial navigation is the measurement of

Wind.

Airspeed.

Wind resistance.

Aircraft acceleration.

80. 27. (603) What is established by an inertial navigation system?

Altitude.

Coordinate system.

Frame of reference.

Frame of displacement.

81. 94. (617) When the instrument landing system (ILS) marker beacon amber (orange) lamp illuminates, the pilot will hear what level tone?

400-Hz.

3,000-Hz.

1,000-Hz.

1,300-Hz.

82. 106. (620) What must the interrogating station transmit in order for the identification, friend or foe (IFF) system to sense side lobe interrogations?

P1 pulse 2 microseconds after the first interrogation pulse.

P1 pulse 6 microseconds before the first interrogation pulse.

P2 pulse 2 microseconds after the first interrogation pulse.

P2 pulse 6 microseconds before the first interrogation pulse.

83. 28. (603) Which is not a basic inertial navigation system component?

Platform.

Integrator.

Summing unit.

Accelerometer.

84. 95. (617) When the pilot switches the instrument landing system (ILS) marker beacon HI/LO switch into the HI postion, then he/she is

Adjusting for aircraft altitude.

Increasing receiver sensitivity.

Selecting the high angle antenna.

Increasing marker beacon audio.

85. 108. (621) To prevent accidental switching, the identification, friend or foe (IFF) control box master switch must be pulled out before being turned to

STBY or OFF.

STBY or NORM.

EMER or OFF.

EMER or NORM.

86. 96. (618) The total number of very high frequency omnirange/instrument landing system (VOR/ILS) channels that can be selected by the AN/ARN-147 VOR/ILS control box is

40.

160.

200.

240.

87. 109. (621) When the IDENT-OUT-MIC switch is in the MIC position, identification, friend or foe (IFF) identification of position (I/P) replies are triggered every time the

High frequency radio is keyed.

Low frequency radio is keyed.

Ultra-high frequency radio is keyed.

Very high frequency radio is keyed.

88. 110. (621) Which position of the identification, friend or foe (IFF) mode 4 code selection switch is spring loaded?

A.

B.

Zero.

Hold.

89. 63. (609) In the tactical air navigation (TACAN) mode, if the course deviation bar on the horizontal situation indicator (HSI) is deflected two dots to the right, how many degrees off course are you?

1.25°.

2.50°.

5.0°.

10.0°.

90. 64. (609) During tactical air navigation (TACAN) operation, the horizontal situation indicator (HSI) bearing pointer indicates 50 degrees. What course should be selected to get the FROM arrow?

0°.

120°.

270°.

330°.

91. 82. (614) The instrument landing system (ILS) marker beacon carrier frequency is

68.1 kHz.

68.1 MHz.

75 kHz.

75 MHz.

92. 85. (615) When an ILS frequency is selected, the ARN-127 receiver parks the horizontal situation indicator (HSI) bearing pointer at what position?

3 o'clock.

4 o'clock.

6 o'clock.

10 o'clock.

93. 112. (621) The altitude-encoder provides the identification, friend or foe (IFF) transponder pressure altitude encoded in

50-foot increments.

100-foot increments.

200-foot increments.

500-foot increments

94. 114. (622) How many complete reply trains for identification of position (I/P) operation will be generated by the coding circuits when the identification, friend or foe (IFF) system's I/P control circuit is enabled?

One.

Two.

Three.

Four.

95. 119. (623) If a yellow circle is displayed on the traffic alert and collision avoidance system (TCAS) reoultion advisory/vertical speed indicator, then the intruder aircraft is

Within 25 seconds closest point of approach.

Within 35 seconds closest point of approach.

Within 48 seconds closest point of approach.

Within 58 seconds closest point of approach.

96. 101. (619) The ground radar and the identification, friend or foe (IFF) interrogator transmissions are synchronized so that the radar returns can be

Used to display altitude information.

Displayed on a separate plan position indicator (PPI).

Displayed on the PPI together with the IFF reply.

Displayed on the PPI independent of the IFF reply.

97. 104. (620) Which of the following time intervals reflect the identification, friend or foe (IFF) interrogation pulse width?

0.5 microseconds wide in all modes.

0.8 microseconds wide in all modes.

0.8 microseconds wide in modes 1, 2, and 3/a; 0.5 microseconds wide in modes 4 and c.

0.8 microseconds wide in modes 1, 2, 3/a, or c; 0.5 microseconds wide in mode 4.

98. 65. (610) The purpose of the tactical air navigation (TACAN) system is to provide the pilot with accurate

Distance, bearing, and audio information.

Distance, aircraft heading, and audio information.

Magnetic heading, audio, and distance information.

Aircraft heading, bearing, and distance information.

99. 68. (610) What signals are produced when the AN/ARN-118 is in the transmit-receiver (T/R) mode?

Only distance and BIT from a surface beacon.

Bearing, distance, and BIT from a surface beacon.

Bearing and distance from a cooperating aircraft.

Only distance and BIT from a cooperating aircraft.

100. 76. (612) The purpose of the tactical air navigation (TACAN) receiver transmitter (R/T) adapter is to convert

A 32-bit ternary word into an analog output.

A 24-bit serial word into a 32-bit data output.

Analog distance information into a digital output.

Digital distance information into an analog output.

101. 69. (610) In order for two aircraft to communicate using the AN/ARN-118 in air to air (A/A) mode when one aircraft is on channel 37Y, what channel must the other aircraft be on?

37X.

37Y.

100X.

100Y.

102. 71. (610) When the TEST switch on the tactical air navigation (TACAN) control box is depressed, what is the first heading indicated by the TACAN bearing pointer?

0°.

90°.

180°.

270°.

103. 32. (603) The changing of position with respect to some other body is called

Speed.

Motion.

Velocity.

Reference.

104. 53. (607) Which receiver interface provides communication in the binary-coded decimal format between the global positioning system and HAVE-QUICK equipment?

Aeronautical radio incorporated interface (ARINC) interface.

Precise time and time interval (PTTI) interface.

Instrument interface.

1553 interface.

105. 12. (601) Relative bearing of an aircraft is the direction measured clockwise from

Zero degrees to the object.

The object to true north.

True north to the object.

The aircraft heading to the object.

106. 33. (603) What is the rate at which motion is occurring without regard to direction?

Speed.

Motion.

Velocity.

Reference.

107. 54. (607) The global positioning system interface that uses simplified computer words of specific high- and low-voltage levels is the

1553 interface.

Instrument interface.

Precise time and time interval (PTTI) interface.

Aeronautical radio incorporated interface (ARINC) interface.

108. 56. (608) Tactical air navigation (TACAN) surface beacons prioritize transmitted information in which of the following order?

Angular bearing, slant range distance, and surface beacon identification.

Slant range distance, angular bearing, and surface beacon identification.

Surface beacon identification, slant range distance, and angular bearing.

Angular bearing, surface beacon identification, and slant range distance.

109. 57. (608) How often do tactical air navigation (TACAN) surface beacons transmit bearing information?

Continuously.

Every 15 seconds.

Every 30 seconds.

Every 45 seconds.

110. 58. (608) A tactical air navigation (TACAN) surface beacon provides a station identification code (beacon identity tone) every

7.5 seconds.

20 seconds.

30 seconds.

40 seconds.

111. 59. (608) When a tactical air navigation (TACAN) surface beacon receives distance measuring equipment pulses from an interrogating aircraft, the surface beacon replies with

One pulse pair.

Two pulse pairs.

One single pulse.

Two single pulses.

112. 61. (608) When the tactical air navigation (TACAN) main reference burst (MRB) occurs at the minimum amplitude of the 15-Hz variable signal, the azimuth to the station is at what degree?

0°.

90°.

180°.

270°.

113. 23. (602) From where are true directions measured?

Equator.

Zero degrees meridian.

Magnetic poles.

Geographical poles.

114. 43. (604) When does the embedded global positioning and inertial navigation unit (EGI) provide a pure inertial navigation solution?

At all times.

Only when manually selected.

Automatically upon failure of INS/GPS solution.

Automatically upon failure of GPS-only solution.

115. 51. (606) The purpose of the ARN-151 receiver unit is to

Demodulate the radio frequency signal to produce an audio signal.

Demodulate the intermediate frequency signal to produce an audio signal.

Process the radio frequency signal and calculate it into a navigation solution.

Process the intermediate frequency signal and calculate it into a navigation solution.

116. 116. (622) Mode 4 identification, friend or foe (IFF) code settings can be retained by momentarily placing the MODE 4 CODE switch in the spring-loaded HOLD position. In addition, aircraft power must be maintained for at least

5 seconds after selecting HOLD.

8 seconds after selecting HOLD.

10 seconds after selecting HOLD.

15 seconds after selecting HOLD

117. 118. (623) Which of the following in not considered a critical calculation to be made by the traffic alert and collision avoidance system (TCAS)?

Range.

Speed.

Bearing.

Altitude.

118. 105. (620) The identification, friend or foe (IFF) mode 4 interrogation consists of

Two 0.5-microsecond pulses, spaced 2 microseconds apart.

Two 0.8-microsecond pulses, spaced 21 microseconds apart.

Four 0.5-microsecond pulses, spaced 2 microseconds apart.

Four 0.8-microsecond pulses, spaced 21 microseconds apart.

119. 62. (609) If the horizontal situation indicator displays a magnetic heading of 45 degrees and magnetic bearing to the tactical air navigation (TACAN) station of five degrees, then what is the relative bearing?

40°.

45°.

225°.

320°.

120. 60. (608) During tactical air navigation (TACAN) transmit/receive (air-to-ground) operation, what two signals are phased compared to produce fine bearing (± 1°)?

15-Hz reference and the MRB.

15-Hz reference and the ARB.

135-Hz variable and the ARB.

135-Hz variable and the MRB.

121. 46. (605) How many radio frequency signals are transmitted from each global positioning system satellite?

None.

One.

Two.

Three.

122. 50. (606) Which global positioning system unit in the ARN-151 produces the intermediate frequency signal?

Antenna.

Receiver.

Indicator control.

Antenna controller.

123. 107. (620) When the IDENT switch is activated and valid interrogations received, for how many seconds will the identification, friend or foe (IFF) transponder automatically transmit an indentification of position reply?

10.

20.

25.

30.

124. 97. (618) How many different receivers is the ARN-147 receiver divided into to?

2.

3.

4.

5.

CDC 2a951n Vol 4

1. 111. (621) What is the identification, friend or foe (IFF) transponder transmitter frequency?

2.

What first name or nickname would you like us to use?

2. 72. (610) The tactical air navigation (TACAN) receiver transmitter (R/T) automatic self-test lasts for how many seconds?

3. 1. (601) The equator is

4. 73. (611) What information is not sent to the tactical air navigation (TACAN) adapter from the receiver transmitter?

5. 74. (611) In the tactical air navigation (TACAN) receiver transmitter (R/T) adapter, TO/FROM information is developed by combining magnetic bearing with

6. 29. (603) What component of an inertial navigation system is used to measure aircraft movement?

7. 2. (601) What are the circles running east-west around the Earth called?

8. 75. (612) Tactical air navigation (TACAN) channel data and selected mode information are routed to the receiver transmitter as a

9. 3. (601) Parallels of latitude are parallel to the

10. 30. (603) The accelerometers in an inertial navigation system must be protected from

11. 66. (610) What are the maximum number of tactical air navigation (TACAN) channels available for use by the AN/ARN-118 system?

12. 67. (610) The AN/ARN-118 is controlled by the area navigation (RNAV) system when the tactical air navigation (TACAN) control box channel selector (X or Y) is set to

13. 31. (603) How many inertial navigation system accelerometers are needed to measure acceleration in all directions in an aircraft?

14. 4. (601) What values do parallels between the equator and the north pole carry?

15. 113. (622) When the identification, friend or foe (IFF) antenna switch is in the BOTH position, then each IFF antenna will be alternately selected how many times per seconds?

16. 5. (601) What values do parallels between the equator and the south pole carry?

17. 6. (601) The prime meridian is the

18. 77. (613) Which of the following is a purpose of the very-high frequency omnirange (VOR) system?

19. 7. (601) The international dateline is the

20. 78. (613) Which very-high frequency omnirange (VOR) airway keeps aircraft apart when two or more aircraft are operating on instrument flying rules between the same two points?

21. 8. (601) From the prime meridian east to the international dateline, what values are assigned to meridians?

22. 79. (613) The basic operating principle of very high frequency omnirange (VOR) is phase comparing the

23. 9. (601) From the prime meridian west to the international dateline, what values are assigned to meridians?

24. 80. (613) If the magnetic bearing to a very high frequency omnirange (VOR) station is 225 degrees, what is the phase difference between the 30-Hz reference and the 30-Hz variable signals?

25. 81. (614) Which of the following is not a purpose of the instrument landing system (ILS)?

26. 10. (601) What is the primary reference in navigation?

27. 83. (615) The radio magnetic indicator has the following indicating parts except

28. 52. (607) To begin global positioning system satellite tracking, the operator must first initialize information concerning

29. 11. (601) What is North on a compass rose?

30. 84. (615) When the instrument landing system horizontal situation indicator navigation flag appears during very high frequency omnirange (VOR) operation, the pilot knows that the

31. 86. (615) When an ILS frequency is selected, the ARN-147 receiver will park the horizontal situation indicator (HSI) bearing pointer at what position?

32. 34. (603) The rate at which motion is occurring in a known or given direction is called

33. 87. (615) When the horizontal situation indicator (HSI) is operating in the instrument landing system (ILS) mode, each deviation dot represents

34. 55. (608) The tactical air navigation (TACAN) system overcomes the signal propagation limits of earlier low-frequency navigation equipment by operating in which frequency band?

35. 13. (601) If your aircraft is flying with a true heading of 320° and your destination point is located at a true bearing of 270°, what is your relative bearing to the destination point?

36. 14. (601) If you flew along the equator from 0°N10°E to 0°N15°E, how many nautical miles would you have flown?

37. 15. (602) What is the effect of wind on an aircraft?

38. 16. (602) How is wind moving from 225 degrees towards 45 degrees at a speed of 15 knots expressed?

39. 88. (615) In glide slope, what does each deviation dot on the attitude director indicator (ADI) glide slope indicator represent?

40. 17. (602) The sideward displacement of an aircraft by the wind is called

41. 18. (602) What is the rate of movement of an aircraft relative to the Earth's surface called?

42. 89. (616) If an aircraft is flying inbound on the 90 degrees radial of a very high frequencyF omnirange (VOR) station, then what will be the outbound radial when the aircraft passes the station?

43. 19. (602) What are the effects of a 180 degrees/20 knot wind on an aircraft's ground speed and track if the aircraft is flying a true heading of 180 degrees?

44. 20. (602) What is used to correct true heading and allow the aircraft to make good the desired true course?

45. 21. (602) A vector diagram that shows the effect of the wind on the flight of an aircraft is called the

46. 35. (603) How many integrators must be used to produce distance in an inertial navigation system?

47. 98. (618) What glide slope information is provided to the attitude director indicator (ADI) when the AN/ARN-127 is operating in the instrument landing system (ILS) mode?

48. 22. (602) What is located 1,000 nautical miles south of the north pole at approximately 73°N 100°W?

49. 36. (604) The inertial navigation unit (INU) section of the embedded global positioning and inertial navigation unit (EGI) consists of

50. 99. (618) How many separate antennas are used by the AN/ARN-147 system?

51. 115. (622) On the APX-64 identification, friend or foe (IFF) system, if the high voltage power supply light is on, then the transmitter's high voltage power supply is

52. 100. (619) Which system is used to determine if an aircraft is friend or foe?

53. 117. (623) The traffic alert and collision avoidance system (TCAS) will survey valid transponder traffic that is approximately

54. 37. (604) The inertial navigation system (INS) provides data to the information management system/flight management system to compute all of the following except

55. 38. (604) If the accelerometers associated with the inertial navigation unit (INU) ring laser gyro senses an applied acceleration, the accelerometer pendulum will move in response and

56. 39. (604) Which of the following navigation data is not generated by the inertial navigation unit?

57. 24. (602) On navigation charts, the lines that connect points of equal magnetic variation are called

58. 90. (616) Which radial will the aircraft be positioned on if the aircraft is located north of the very high frequency omnirange (VOR) station?

59. 120. (623) Which of the following is not a traffic alert and collision avoidance system (TCAS) traffic advisory function?

60. 121. (623) If the aircraft pilot is given a traffic alert and collision avoidance system (TCAS) resolution advisory of "increase climb, increase climb", then the pilot should maneuver the aircraft

61. 40. (604) What mode does the embedded global positioning and inertial navigation unit (EGI) automatically enter following power-up?

62. 41. (604) If the gyro compass alignment of the inertial navigation unit (INU) portion of the embedded global positioning and inertial navigation unit (EGI) is interrupted due to aircraft motion, then the alignment will

63. 70. (610) A maual self-test of the tactical air navigation (TACAN) system provides a test of the

64. 122. (624) If an intruder aircraft is operating a non-altitude reporting transponder, then what advisories will be generated?

65. 42. (604) What is the circle error of probability for the inertial navigation unit (INU) after a successful stored heading alignment?

66. 102. (619) What system was developed to include identification, altitude, and a cryptographic securecoded reply from an aircraft?

67. 123. (624) What is the purpose of the mode S traffic alert and collision avoidance system (TCAS)?

68. 44. (604) Which navigation solution provides the best estimate of position, velocity, and time?

69. 45. (605) In the global positioning system, almanac data is transmitted to each satellite to update the navigation data message once every

70. 91. (616) Magnetic bearing to the very high frequency omnirange (VOR) station is 75 degrees. In order to get a FROM flag in view on the horizontal situation indicator (HSI), the selected course should be manually set to

71. 103. (619) If your aircraft AIMS is replying to interrogations with personal identification (military only), what mode is in use?

72. 92. (617) During instrument landing system (ILS) operation, a full-scale deflection of the horizontal situation indicator (HSI) vertical needle indicates the aircraft is off course by

73. 25. (602) On navigation charts, the lines that connect points of zero magnetic variation are called

74. 47. (605) The global positioning system navigation set calculates speed by

75. 93. (617) In instrument landing system (ILS) operation, if the pilot's attitude director indicator bank steering bar deflects to the left, then what direction must the pilot fly to get the aircraft back on the runway centerline?

76. 124. (624) If a change to the aircraft's present flight path is necessary for safe separation of aircraft, then what type of resolution advisory will be generated by the traffic alert and collision avoidance system (TCAS)?

77. 48. (605) If your global positioning system has a merit figure of 5, what is the total expected position error (EPE)?