Aircraft Maintenance MCQ
1. What are Z transform used to describe in the complex frequency domain?
Answer
Correct Answer:
Avionics systems
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2. What is a specific application of the Z-plane?
Answer
Correct Answer:
Control systems engineering in the design of control laws
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3. What is the symbol for the vertical flight director cue?
Answer
Correct Answer:
Gamma sub VERT
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4. What term is used to describe the control on an airplane that is operated by pushing and pulling?
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5. What is the symbol used to represent an aircraft coordinate frame and sign convention?
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6. What can you do with a wrap test?
Answer
Correct Answer:
Send data to a device
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7. What is a test that sends data to a device and unaltered data back?
Answer
Correct Answer:
Wrap test
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8. What type of plane uses the lateral flight director?
Answer
Correct Answer:
Fixed-wing
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9. What indication would indicate whether the aircraft is airborne or on the ground?
Answer
Correct Answer:
Weight on wheels
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10. What does the term wash-out filter mean?
Answer
Correct Answer:
To smooth a transition due to change of input source
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11. What is the name of the law parameter that is generated by the longitudinal guidance modes?
Answer
Correct Answer:
Velocity error scale factor
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12. What is the scale factor given to velocity?
Answer
Correct Answer:
Velocity error
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13. What is a basic guidance mode that provides vertical guidance?
Answer
Correct Answer:
Vertical speed hold
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14. What direction does aircraft velocity measure?
Answer
Correct Answer:
True east
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15. What is the symbol used to represent Aircraft velocity in true east direction?
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16. What is a standard test case in control systems engineering?
Answer
Correct Answer:
Unit impulse
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17. What are the primary unit functions of interest in avionics?
Answer
Correct Answer:
Unit impulse, the unit step, and the unit ramp
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18. What is a collection of functions used as standard test cases in control systems engineering?
Answer
Correct Answer:
The primary unit functions of interest in avionics
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19. What does ADF stand for?
Answer
Correct Answer:
Automatic Direction Finding
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20. What type of ADF does not require manual input of coordinates?
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21. What type of guidance does a taut line provide?
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22. What is a common name for a track handle?
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23. What is a basic guidance mode that provides lateral guidance to a TACAN station?
Answer
Correct Answer:
Tactical Air Navigation
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24. What is the acronym for Tactical Air Navigation?
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25. What is the range and bearing of a TCNP?
Answer
Correct Answer:
Specified
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26. A measure of angle, 1 semi-circle = pi rad = how many deg?
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27. What is the process of choosing the "best" parameter from multiple copies of that parameter?
Answer
Correct Answer:
Selecting
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28. What does the VTH define for the pattern type?
Answer
Correct Answer:
Expanding square search pattern
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29. What is the rate of a periodic process?
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30. What type of process is sampled at a rate of 1/T?
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31. What type of error probability is used to specify test cases for one-dimension measurements?
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32. What term is used to describe one-dimensional sensor errors?
Answer
Correct Answer:
Radial error probability
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33. How long is an airplane's radar altitude?
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34. What is the name of the radar altimeter?
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35. What is used to measure height above terrain?
Answer
Correct Answer:
Radar altimeter
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36. What type of angle measurement represents attitude?
Answer
Correct Answer:
Quaternions
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37. What are PBIT tests?
Answer
Correct Answer:
Periodic built-in-test
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38. Where are the pedals on an aircraft automatically controlled?
Answer
Correct Answer:
In modern aircraft
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39. What type of parameter is INTVAL?
Answer
Correct Answer:
Guidance control law
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40. What is the units of INTLIM?
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41. What is the name for the parameter generated by the lateral guidance modes?
Answer
Correct Answer:
Integral limit
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42. What term describes a receiver that provides position information?
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43. What is one example of an obstacle that an OA flight may avoid?
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44. What kind of function restrict input to a specific range?
Answer
Correct Answer:
Normalizer
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45. What is a second-order filter?
Answer
Correct Answer:
Omega sub n
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46. What is the typical name for the unit of frequency?
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47. What is the goal of a nap-of-the-earth flight?
Answer
Correct Answer:
Remain close to the earth
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48. What is the term used to describe flights that stay low to the ground?
Answer
Correct Answer:
Nap-of-the-earth flight
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49. Where is the center of the glideslope?
Answer
Correct Answer:
200ft above the runway
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50. What is the symbol for the Meridian radius of curvature?
Answer
Correct Answer:
Rho sub M
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51. What is MSL?
Answer
Correct Answer:
Mean sea level
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52. What kind of beacons are MB?
Answer
Correct Answer:
Marker beacon
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53. What type of heading does the aircraft have?
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54. What are the symbols for the Magnetic Heading Sensor?
Answer
Correct Answer:
Psi sub M
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55. What is the name of the position on earth north or south of the equator?
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56. What is the major output from Longitudinal Guidance?
Answer
Correct Answer:
Speed error
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57. What is an example of a lateral related to latitude?
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58. What kind of sensor provides warnings for long thin objects?
Answer
Correct Answer:
Laser obstacle avoidance / terrain avoidance sensor
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59. What type of function can be modeled with a Laplace transform?
Answer
Correct Answer:
Continuous
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60. What is the name of the mathematical relationship used to model a continuous function in the complex frequency domain?
Answer
Correct Answer:
Laplace transforms
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61. Which type of filter combines multiple sources better than a single source?
Answer
Correct Answer:
Kalman filter
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62. The rate of change of acceleration is called?
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63. What is an inertial navigation system?
Answer
Correct Answer:
A self-contained Inertial Navigation System
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64. What is the name of the self contained navigation that is found in an inertial navigation unit?
Answer
Correct Answer:
Inertial Navigation System
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65. What are two components of an INS?
Answer
Correct Answer:
Gyroscopes and accelerometers
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66. What type of navigation system provides lateral, longitudinal, and vertical guidance?
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67. What is the name of the course that is operated in the opposite direction of an airport's runway?
Answer
Correct Answer:
ILS Back Course
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68. What does the SYM stand for?
Answer
Correct Answer:
Hover hold
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69. What is provided by the Hover hold mode?
Answer
Correct Answer:
Lateral guidance and longitudinal guidance
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70. What type of filter allows frequencies above a cutoff frequency to pass?
Answer
Correct Answer:
High-pass filter
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71. What is the term for true north?
Answer
Correct Answer:
Magnetic north
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72. What is the symbol for direction?
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73. What is acceleration caused by the force of gravity?
Answer
Correct Answer:
Gravitational acceleration
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74. What is the force that causes gravitational acceleration?
Answer
Correct Answer:
The force of gravity
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75. What are the devices mounted to the platform to maintain a fixed attitude?
Answer
Correct Answer:
Servomotors
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76. What is the name of the earth radius for the best fitting sphere at a given position?
Answer
Correct Answer:
Gaussian radius of curvature
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77. What is another term for earth radius?
Answer
Correct Answer:
Best sphere
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78. What is a flux valve used to measure?
Answer
Correct Answer:
Magnetic flux
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79. What type of document gives information about an airplane's position?
Answer
Correct Answer:
Position update
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80. What is the angle in the vertical plane of an airspeed vector and a groundspeed vector?
Answer
Correct Answer:
Air-mass flight path angle
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81. What are the three cues used by a system to generate stick position cues?
Answer
Correct Answer:
Pitch, roll, and throttle
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82. What is a FCS?
Answer
Correct Answer:
A primary flight control system or an automatic flight control system
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83. What is often implemented in software as a difference equation of period T?
Answer
Correct Answer:
First-order filter
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84. What is the earth's longitude referred to as?
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85. What are body coordinates?
Answer
Correct Answer:
Stability coordinates
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86. What is the term for an angle in the vertical plane?
Answer
Correct Answer:
Elevation
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87. What is the symbol for the earth's radius?
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88. What is another name for DME?
Answer
Correct Answer:
Distance Measuring Equipment
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89. On a digital map, data for what are provided by?
Answer
Correct Answer:
Defense Mapping Agency
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90. DSO is the common interface for each variation of what?
Answer
Correct Answer:
A particular device
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91. What does DSO stand for?
Answer
Correct Answer:
Data Source Object
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92. What is the symbol for an underdamped second-order filter?
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93. What is the name of the guidance control law parameter that limits the intercept angle of the flight path with a desired course?
Answer
Correct Answer:
Cut Limit
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94. What are the limits of a CCLIM?
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95. What is the term for attaining an objective?
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96. What could be a capture criterion?
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97. CAS is used to indicate what?
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98. BPF stands for what?
Answer
Correct Answer:
Band-Pass Filter
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99. What is the unit used to measure barometric pressure?
Answer
Correct Answer:
In HG,mbar
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100. What is the term for the amount of air that is in a given space?
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101. What is the height above mean sea level of a barometric pressure measurement?
Answer
Correct Answer:
Feet above
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102. What is the primary function of the BAROMETRIC ALTITUDE SELECT mode?
Answer
Correct Answer:
Vertical guidance
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103. Which basic guidance mode provides vertical guidance to a selected barometric altitude?
Answer
Correct Answer:
Barometric Altitude Select
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104. What type of data are related to the atmosphere at some point of interest?
Answer
Correct Answer:
Environmental
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105. What is the abbreviation for Above Sea Level?
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106. What altitude is considered ASL?
Answer
Correct Answer:
Sea Level
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107. What is the distance of the aircraft above ground that is the same as radar altitude?
Answer
Correct Answer:
Above Ground Level
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108. What does radar altitude mean?
Answer
Correct Answer:
Distance of the aircraft above the ground
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Aerospace & Aeronautical Engineering MCQs | Topic-wise