1c651 Vol.4

85 Questions | Total Attempts: 566

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Vehicle Quizzes & Trivia

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Questions and Answers
  • 1. 
    (601) Which system was National Aeronautics and Space Administration’s (NASA) attempt atballoon communications?
    • A. 

      Echo.

    • B. 

      Score.

    • C. 

      Milstar.

    • D. 

      Telstar.

  • 2. 
    (601) Which system was the first multi-national funded communications satellite positioned over the Atlantic Ocean?
    • A. 

      Echo.

    • B. 

      Score.

    • C. 

      Milstar.

    • D. 

      Telstar.

  • 3. 
    (601) Which satellite system is managed by Defense Information Systems Agency (DISA)?
    • A. 

      Global Positioning System (GPS).

    • B. 

      Wideband global satellite communication (SATCOM) system (WGS).

    • C. 

      Defense Meteorological Satellite Program (DMSP).

    • D. 

      Defense Satellite Communications System (DSCS).

  • 4. 
    (601) What satellite system uses a type of spread spectrum that repeats switching of frequencies during transmission?
    • A. 

      Military Strategic and Tactical Relay (Milstar).

    • B. 

      Global Positioning System (GPS).

    • C. 

      Wideband global satellite communication (SATCOM) system (WGS).

    • D. 

      Defense Satellite Communications System (DSCS).

  • 5. 
    (601) Which satellite system uses the government’s allocated 500 Megahertz of X-band and 1 Gigahertz of Ka-band spectrum?
    • A. 

      Military Strategic and Tactical Relay (Milstar).

    • B. 

      Global Positioning System (GPS).

    • C. 

      Wideband global satellite communication (SATCOM) system (WGS).

    • D. 

      Defense Satellite Communications System (DSCS).

  • 6. 
    (601) Which 24 satellite constellation provides navigation and timing information to military and civilian users worldwide?
    • A. 

      Military Strategic and Tactical Relay (Milstar).

    • B. 

      Global Positioning System (GPS).

    • C. 

      Wideband global satellite communication (SATCOM) system (WGS).

    • D. 

      Defense Meteorological Satellite Program (DMSP).

  • 7. 
    (601) The recurrence of global weather monitoring with the combination of day/night and dawn/dusk coverage is every
    • A. 

      Two hours.

    • B. 

      Four hours.

    • C. 

      Six hours.

    • D. 

      12 hours.

  • 8. 
    (602) Which main part of a satellite houses those systems that perform the primary mission?
    • A. 

      Satellite bus.

    • B. 

      Communications/payload.

    • C. 

      Structures and mechanisms.

    • D. 

      Telemetry, tracking, and control.

  • 9. 
    (602) Which is not part of the structures and mechanisms subsystem?
    • A. 

      Booms used to deploy solar arrays.

    • B. 

      Space launch vehicle’s payload fairing.

    • C. 

      Components connecting various satellite sections together.

    • D. 

      Equipment for separating the satellite from the launch vehicle.

  • 10. 
    (602) Which type of stress is the satellite’s structure subject to during handling and stacking sequences?
    • A. 

      Testing.

    • B. 

      Transport.

    • C. 

      Pre-launch.

    • D. 

      Manufacture.

  • 11. 
    (603) Which is a power storage component in the electrical power subsystem?
    • A. 

      Solar arrays.

    • B. 

      Rechargeable batteries.

    • C. 

      Solar array drive assembly.

    • D. 

      Radioisotope thermoelectric generators.

  • 12. 
    (603) What type of battery is used as a continuous energy source and cannot be recharged?
    • A. 

      Primary.

    • B. 

      Secondary.

    • C. 

      Tertiary.

    • D. 

      Fuel cell.

  • 13. 
    (603) What component is the heart of a fuel cell by generating electricity in the form of direct current?
    • A. 

      Heat recovery.

    • B. 

      Fuel cell stack.

    • C. 

      Fuel processor.

    • D. 

      Current inverters and conditioners.

  • 14. 
    (603) Which effect occurs when a solar cell converts sunlight into electricity?
    • A. 

      Gyroscopic.

    • B. 

      Photoelectric.

    • C. 

      Thermoelectric.

    • D. 

      Electromagnetic.

  • 15. 
    (603) What is used to protect solar cells from radiation damage?
    • A. 

      Sun shields.

    • B. 

      Special mirrors.

    • C. 

      Thermal blankets.

    • D. 

      Layers of quartz or sapphire.

  • 16. 
    (603) In what common method of solar cell construction are the solar cell edges overlapped?
    • A. 

      Flat mounting.

    • B. 

      Body mounting.

    • C. 

      Paddle mounting.

    • D. 

      Shingle mounting.

  • 17. 
    (604) Which rocket motor is simple to build, cheaper to produce, and provides additional thrust at liftoff?
    • A. 

      Ion engine.

    • B. 

      Gas-propellant.

    • C. 

      Solid-propellant.

    • D. 

      Liquid-propellant.

  • 18. 
    (604) What type of double-base-propellant has both an oxidizer and a fuel?
    • A. 

      Composite.

    • B. 

      Homogenous.

    • C. 

      Heterogeneous.

    • D. 

      Non-hygroscopic.

  • 19. 
    (604) Which is not an ideal characteristic of solid-propellants?
    • A. 

      High density.

    • B. 

      Hygroscopic.

    • C. 

      Safe and easy to handle.

    • D. 

      Smokeless and flashless.

  • 20. 
    (604) What type of liquid propellant adds a catalyst to increase the speed of reaction?
    • A. 

      Bipropellant.

    • B. 

      Tripropellant.

    • C. 

      Solid propellant.

    • D. 

      Monopropellant.

  • 21. 
    (604) Which is not an ideal characteristic of liquid-propellants?
    • A. 

      Low freezing point (wide range of operation).

    • B. 

      Low heat of combustion per unit of propellant mixture.

    • C. 

      Low toxicity and corrosiveness (easy handling and storage).

    • D. 

      Large availability of raw materials and ease of manufacture.

  • 22. 
    (604) What is a rough measure that calculates how fast a rocket can travel by how fast propellant is ejected out of the back of the rocket engine?
    • A. 

      Specific density.

    • B. 

      Specific impulse.

    • C. 

      Hygroscopicity.

    • D. 

      Ignition uniformity.

  • 23. 
    (605) What type of attitude control occurs when the interaction between the satellite and the environment produce natural stabilizing torque?
    • A. 

      Passive control.

    • B. 

      Spin stabilization.

    • C. 

      Solar wind stabilization.

    • D. 

      Active closed-loop control.

  • 24. 
    (605) What machine is a self-contained navigation system capable of determining a vehicle’s position in inertial space through the double integration of the output of accelerometers?
    • A. 

      Gyroscope.

    • B. 

      Axis generator.

    • C. 

      Computer processors.

    • D. 

      Inertial navigation unit.

  • 25. 
    (606) Which subsystem keeps a satellite within certain temperature limits?
    • A. 

      Propulsion.

    • B. 

      Electrical power.

    • C. 

      Thermal control.

    • D. 

      Telemetry, tracking, and control.

  • 26. 
    (606) What type of thermal control subsystem does not consume energy and possesses none or few moving parts?
    • A. 

      Active.

    • B. 

      Passive.

    • C. 

      Radiators.

    • D. 

      Cryogenic.

  • 27. 
    (606) What thermal control subsystem components are activated by temperature sensing transducers?
    • A. 

      Vanes and louvers.

    • B. 

      Mirrors and louvers.

    • C. 

      Vanes and sun shields.

    • D. 

      Mirrors and sun shields.

  • 28. 
    (607) Which antenna tracking method uses ephemeris loaded into a computer to generate antenna pointing angles?
    • A. 

      Manual track.

    • B. 

      Forced track.

    • C. 

      Slave mode.

    • D. 

      Autotrack.

  • 29. 
    (607) Which antenna tracking method uses a joystick to control the antenna?
    • A. 

      Autotrack.

    • B. 

      Slave mode.

    • C. 

      Forced track.

    • D. 

      Manual track.

  • 30. 
    (607) What is the process of pointing the ground antenna at a satellite that is emitting a signal?
    • A. 

      Tracking.

    • B. 

      Acquiring.

    • C. 

      Maneuvering.

    • D. 

      Commanding.

  • 31. 
    (607) What tracking method uses the ground equipment to transmit equally time-spaced pulses to the satellite?
    • A. 

      Passive.

    • B. 

      Passive beacon.

    • C. 

      Beacon transponder.

    • D. 

      Pseudo-random noise.

  • 32. 
    (607) What tracking method is a precise digital ranging signal modulated onto the uplink carrier?
    • A. 

      Passive.

    • B. 

      Passive beacon.

    • C. 

      Beacon transponder.

    • D. 

      Pseudo-random noise.

  • 33. 
    (608) Which component is not part of the payload system?
    • A. 

      Fairing.

    • B. 

      Satellite.

    • C. 

      Platform.

    • D. 

      Inertial navigation unit.

  • 34. 
    (608) Which Defense Meteorological Satellite Program’s (DMSP) space environment sensor measures geomagnetic fluctuations associated with geophysical phenomena?
    • A. 

      Pitch.

    • B. 

      Crosslink.

    • C. 

      Magnetometer.

    • D. 

      Temperature profiler.

  • 35. 
    (608) What is the data rate transmission on the Milstar payload?
    • A. 

      1,200 bits per second.

    • B. 

      2,400 bits per second.

    • C. 

      4,800 bits per second.

    • D. 

      9,200 bits per second.

  • 36. 
    (608) This subsystem of the Milstar payload sensor provides the downlink used to receive satellite telemetry?
    • A. 

      Payload Software.

    • B. 

      Payload Integration.

    • C. 

      Super high frequency (SHF).

    • D. 

      Extremely high frequency (EHF).

  • 37. 
    (608) Which wideband global SATCOM (WGS) system provides for X- and Ka-Band repeaters as well as X- and Ka-Band beacons, and a baseband digital switch?
    • A. 

      Payload.

    • B. 

      Satellite bus.

    • C. 

      Structures and mechanisms.

    • D. 

      Telemetry, tracking, and control.

  • 38. 
    (608) What is the rotational movement of a body that occurs about the longitudinal axis through the body?
    • A. 

      Yaw.

    • B. 

      Roll.

    • C. 

      Stall.

    • D. 

      Pitch.

  • 39. 
    (609) What is the elevation of an object that is directly overhead the tracking station?
    • A. 

      45°.

    • B. 

      90°.

    • C. 

      120°.

    • D. 

      180°.

  • 40. 
    (609) Which element of TEARR data uses the Doppler shift?
    • A. 

      Time.

    • B. 

      Azimuth.

    • C. 

      Range.

    • D. 

      Range rate.

  • 41. 
    (609) TEARR data is used immediately after a launch to gather information to determine the
    • A. 

      Early orbit determination.

    • B. 

      Weekly scheduling data.

    • C. 

      Line of sight solution.

    • D. 

      Re-entry assessment.

  • 42. 
    (609) Which object is considered obscura for a sensor’s line-of-sight (LOS)?
    • A. 

      Cow in a pasture.

    • B. 

      Metal fencing around radar.

    • C. 

      Antenna nearby emitting radio frequency (RF) energy.

    • D. 

      A mountain range with an elevation of 9,500 feet.

  • 43. 
    (609) Which action corrects a satellite period, inclination, and argument of perigee?
    • A. 

      Station keeping maneuver.

    • B. 

      On-orbit reconstitution.

    • C. 

      End of life operations.

    • D. 

      Disposal.

  • 44. 
    (609) Which orbit is used to place a satellite that is no longer working?
    • A. 

      Transfer.

    • B. 

      Near earth.

    • C. 

      Disposal.

    • D. 

      Rendezvous.

  • 45. 
    (609) Which type of reentry is used to minimize the risk of injury to civilian populations?
    • A. 

      Retrieval.

    • B. 

      Controlled.

    • C. 

      Unscheduled.

    • D. 

      Uncontrolled.

  • 46. 
    (609) What is the result when data from two objects that might collide is inserted into a modeling program?
    • A. 

      Satellite Catalog (SATCAT).

    • B. 

      Early Orbit Determination.

    • C. 

      Time of Closest Approach (TCA).

    • D. 

      Calculated Time of Approach.

  • 47. 
    (609) To minimize a satellite’s cross-section to avoid a collision you change its
    • A. 

      Altitude.

    • B. 

      Azimuth.

    • C. 

      Range rate.

    • D. 

      Inclination.

  • 48. 
    (610) How often is ranging conducted on each satellite?
    • A. 

      At least once a day.

    • B. 

      Scheduled once a week.

    • C. 

      Only when the satellite is maneuvered.

    • D. 

      Only when tasked with a command support.

  • 49. 
    (610) How is a pseudorandom noise (PRN) pattern generated for use in the ranging calculation?
    • A. 

      JSpOC generates it.

    • B. 

      Orbital analyst creates it.

    • C. 

      Space operator creates it.

    • D. 

      Automated Remote Tracking Station’s (ARTS) tracking, range, and rate receiver (TRR) ground station equipment creates it.

  • 50. 
    (610) Which squadron maintains the schedule for ranging supports of all Air Force Satellite Control Network Satellites?
    • A. 

      19 Space Operations Squadron (SOPS).

    • B. 

      21 SOPS.

    • C. 

      22 SOPS.

    • D. 

      23 SOPS.

  • 51. 
    (610) The ground station measures the distance of an object when the wave is reflected by multiplying the
    • A. 

      Distance by speed of sound.

    • B. 

      Distance by half the speed of sound.

    • C. 

      Time by speed of light.

    • D. 

      Time by half the speed of light.

  • 52. 
    (610) What portion of the signal is sent back to the ground station during satellite tracking?
    • A. 

      Carrier wave.

    • B. 

      Psuedorandom noise (PRN).

    • C. 

      Space control, space force enhancement.

    • D. 

      Electromagnetic radiation (EMR) pulse.

  • 53. 
    (611) Which area of the earth has a stronger gravitational pull on a satellite?
    • A. 

      Hill.

    • B. 

      Lake.

    • C. 

      Ravine.

    • D. 

      Mountain.

  • 54. 
    (611) Which limit is set so that a satellite does not reach the maximum amount of drift in any direction?
    • A. 

      Hard.

    • B. 

      Soft.

    • C. 

      Medium.

    • D. 

      Intermediate.

  • 55. 
    (611) How does a control center contact the space system to perform command and control functions?
    • A. 

      Laser tracking.

    • B. 

      Program tracking.

    • C. 

      Phased array tracking.

    • D. 

      Remote radio frequency (RF) tracking.

  • 56. 
    (611) Which maintenance support personnel take care of the files so that commanding can be performed?
    • A. 

      Mission planners.

    • B. 

      Orbital analysts.

    • C. 

      Vehicle and system operators.

    • D. 

      Vehicle and system engineers.

  • 57. 
    (611) Which type of maintenance is in charge of monitoring backup equipment to make sure it is ready for failover?
    • A. 

      Payload maintenance.

    • B. 

      User systems maintenance.

    • C. 

      Space systems maintenance.

    • D. 

      Ground system maintenance.

  • 58. 
    (612) What happens to the resolution and swath width of a satellite in a larger orbit?
    • A. 

      Swath gets wider; resolution is lower.

    • B. 

      Swath gets wider; resolution is greater.

    • C. 

      Swath gets smaller; resolution is greater.

    • D. 

      Swath gets smaller; resolution is lower.

  • 59. 
    (612) Which squadron operates the Operationally Responsive Space–1 (ORS–1) payload?
    • A. 

      1 Space Operations Squadron (SOPS).

    • B. 

      1 Space Experimentation Squadron (SES).

    • C. 

      3 SOPS.

    • D. 

      3 SES.

  • 60. 
    (612) Which squadron operates the advanced extremely high frequency (AEHF) platform?
    • A. 

      1 Space Operations Squadron (SOPS).

    • B. 

      3 SOPS.

    • C. 

      4 SOPS.

    • D. 

      6 SOPS.

  • 61. 
    (612) Which National Reconnaissance Office (NRO) payload is used for “heat scaring”?
    • A. 

      Visible.

    • B. 

      Infrared.

    • C. 

      Signals Intelligence.

    • D. 

      Synthetic Aperture Radar.

  • 62. 
    (612) Which system can detect what is underneath solid objects?
    • A. 

      Visible.

    • B. 

      Infrared.

    • C. 

      Signals intelligence (SIGINT).

    • D. 

      Synthetic aperture radar (SAR).

  • 63. 
    (613) In what year did the first evolved expendable launch vehicle (EELV) successful launch occur?
    • A. 

      2001.

    • B. 

      2002.

    • C. 

      2003.

    • D. 

      2004.

  • 64. 
    (613) Which launch provider has launch sites in the Marshall Islands and Kwajalein Atoll, and is headquartered in El Segundo California?
    • A. 

      SpaceX.

    • B. 

      Boeing.

    • C. 

      Lockheed Martin.

    • D. 

      Orbital Science Corporation.

  • 65. 
    (613) Which medium-lift rocket launched the first dog into space?
    • A. 

      Zenit.

    • B. 

      Dnepr.

    • C. 

      Soyuz.

    • D. 

      Proton.

  • 66. 
    (613) Which launch agency uses the Soyuz and the Vega as their primary launch vehicles?
    • A. 

      Arianespace.

    • B. 

      Guiana Space Center.

    • C. 

      China National Space Administration.

    • D. 

      Japan Aerospace Exploration Agency.

  • 67. 
    (613) Which space agency only launches into a retrograde orbit due to overflight of Arab countries?
    • A. 

      Guiana Space Center.

    • B. 

      Israeli launch facility.

    • C. 

      Indian Space Research Organization.

    • D. 

      Japan Aerospace Exploration Agency.

  • 68. 
    (614) Which space wing conducts sea-launched ballistic missile (SLBM) launches toward Ascension Island?
    • A. 

      21 Space Wing.

    • B. 

      30 Space Wing.

    • C. 

      45 Space Wing.

    • D. 

      50 Space Wing.

  • 69. 
    (614) Which squadron conducts the evolved expendable launch vehicle (EELV) operations of the Altas V and Delta IV boosters on the west coast?
    • A. 

      4th Space Launch Squadron.

    • B. 

      5th Space Launch Squadron.

    • C. 

      45th Launch Support Squadron.

    • D. 

      1st Air and Space Test Squadron.

  • 70. 
    (614) Which squadron supports the X–37B spaceplane landing operations?
    • A. 

      4th Space Launch Squadron.

    • B. 

      5th Space Launch Squadron.

    • C. 

      45th Launch Support Squadron.

    • D. 

      1st Air and Space Test Squadron.

  • 71. 
    (614) Which squadron supports the fueling and mating of the satellite on the launch vehicle?
    • A. 

      4th Space Launch Squadron.

    • B. 

      5th Space Launch Squadron.

    • C. 

      45th Launch Support Squadron.

    • D. 

      1st Air and Space Test Squadron.

  • 72. 
    (614) Which launch site allows for successful prograde and geosynchronous equatorial orbits?
    • A. 

      Western Range.

    • B. 

      Cape Canaveral.

    • C. 

      Wallops Flight Facility.

    • D. 

      Kodiak Launch Complex.

  • 73. 
    (614) At the 1st Range Operations Squadron, which of the following is not a 1C6X1 generation duty?
    • A. 

      Preparing a mission folder.

    • B. 

      Making the Go/No-Go decision.

    • C. 

      Updating the launch support plan.

    • D. 

      Conducting a launch readiness review.

  • 74. 
    (614) Which location is ideally suited to launch satellites into polar and retrograde orbits?
    • A. 

      White Sands Missile Range.

    • B. 

      Poker Flats Research Range.

    • C. 

      Vandenberg Air Force Base.

    • D. 

      Cape Canaveral Air Force Station.

  • 75. 
    (614) At the 2d Range Operations Squadron, which of the following is not a 1C6X1 execution duty?
    • A. 

      Ensures all special use airspace is clear and controlled.

    • B. 

      Ensures aircraft are available for post-mission operations.

    • C. 

      Reports any violation of special use airspace by unauthorized aircraft.

    • D. 

      Provides mobile sensors and aeronautical assets with countdown status updates.

  • 76. 
    (614) What 1C6X1 duty is unique to the Western Range?
    • A. 

      Laser operations.

    • B. 

      Launch operations.

    • C. 

      Ballistic missile testing.

    • D. 

      Aeronautical operations.

  • 77. 
    (614) What terminal countdown sequence includes last minute mechanical and electrical installations and vehicle securing?
    • A. 

      Final countdown.

    • B. 

      Integrated testing.

    • C. 

      Ignition and liftoff.

    • D. 

      Final status check.

  • 78. 
    (614) What is accomplished during the post-launch phase?
    • A. 

      The mobile service tower is rolled away from the vehicle and secured.

    • B. 

      Fire and safety personnel inspect the launch pad for fire and safety hazards.

    • C. 

      A final check of the vehicle and vehicle power is switched to internal power.

    • D. 

      A simulated flight verifies all functions from engine ignition to payload separation.

  • 79. 
    (615) Which Russian national satellite system has two levels of services, the primary service being solely for their military?
    • A. 

      Iridium.

    • B. 

      Meridian.

    • C. 

      Meteosat.

    • D. 

      Global Navigation Satellite System (GLONASS).

  • 80. 
    (615) What system gives China worldwide coverage independent of foreign control?
    • A. 

      Iridium.

    • B. 

      Beidou.

    • C. 

      Meridian.

    • D. 

      Global Navigation Satellite System (GLONASS).

  • 81. 
    (615) This Japanese civil satellite system has a figure eight orbit so that there is always a satellite positioned over Japan.
    • A. 

      Iridium.

    • B. 

      Galileo.

    • C. 

      TerraSAR-X.

    • D. 

      Quasi-Zenith Satellite System.

  • 82. 
    (615) What system warns of potential trouble spots around the world and monitors the environment?
    • A. 

      Iridium.

    • B. 

      Galileo.

    • C. 

      National Reconnaissance Office (NRO) satellites.

    • D. 

      United States Tracking and Data Relay system.

  • 83. 
    (615) Which single satellite system has a revisit period of 11 days?
    • A. 

      Galileo.

    • B. 

      Meridian.

    • C. 

      TerraSAR-X.

    • D. 

      Quasi-Zenith Satellite System.

  • 84. 
    (615) Which satellite system covers National Aeronautics and Space Administration’s (NASA) most critical low earth orbiting missions?
    • A. 

      Skybox.

    • B. 

      DIRECTV.

    • C. 

      TerraSAR-X.

    • D. 

      Tracking and Data Relay Satellite (TDRS) system.

  • 85. 
    (615) Which geostationary satellite system has four spacecraft all performing different missions?
    • A. 

      Skybox.

    • B. 

      Meridian.

    • C. 

      Meteosat.

    • D. 

      Fengyun.