WorksheetsCâu hỏi trắc nghiệm trống
Total questions: 89
Worksheet time: 45mins
Name
Class
Date
1.
1.The loops are connected in parallel to a Fire Detection Unit (FDU). The connection is made through an AND logic to avoid spurious FIRE warnings. If one loop fails, the AND becomes an OR logic. The aircraft can be released in this configuration.
a)
A. two sets of loops avoid false warnings
b)
B. normally, both loops must detect a fire simultaneously
c)
C. the aircraft cannot depart with only one loop operative
2.
2. Remove the QAD bolt ____and retain its and the ball seat washer.
a)
A. packing
b)
B. coating
c)
C. cowling
3.
3. Apply common grease to the____of the drive shaft.
a)
A. elbows
b)
B. looms
c)
C. splines
4.
4. Removal of the THS front_____center box access panel.
a)
A. tip
b)
B. spar
c)
C. spare
5.
5. Install the call_____on its support.
a)
A. jack
b)
B. horn
c)
C. worn
6.
6. On the instrument panel, set the BRT/DIM _ to OFF.
a)
A. notch
b)
B. probe
c)
C. knob
7.
7. _____the safety pin
a)
A. Insert
b)
B. Introduce
c)
C. Enter
8.
8. Drain_____and refill the gearbox.
a)
A. spray
b)
B. de-ice
c)
C. flush
9.
9. Before performing the test ____C/B 6XX.
a)
A. trigger
b)
B. trip
c)
C. dump
10.
10. _______the panel with Dzus fasteners.
a)
A. Stow
b)
B. Secure
c)
C. Slide
11.
11.The oxygen cylinder disc has _____.
a)
A. popped out
b)
B. tripped
c)
C. jacked up
12.
12. Cold weather causes metal shrink.
a)
A. down
b)
B. into
c)
C. to
13.
13.If the cargo door is not locked, indicators protrude____the bottom of the door. (khó)
a)
A. from
b)
B. through
c)
C. under
14.
14. You can revolve the pallets____the ball mat. (trung bình)
a)
A. with
b)
B. on
c)
C. by
15.
15. The flaps are extended 25_____landing.
a)
A. for
b)
B. as
c)
C. in
16.
16. The window runs ____ a groove or track.
a)
A. by
b)
B. in
c)
C. on
17.
17. ADF sense antenna 1 is on the left lower fuselage____________N 2 is on the right (trung bình)
a)
A. whereas
b)
B. thus
c)
C. since
18.
18. The HUD enables landing _________visibility is poor.
a)
A. provided
b)
B. because
c)
C. though
19.
19. The needle is in the green range__________the nitrogen pressure is low. (trung bình)
a)
A. as a result,
b)
B. thus
c)
C. unless
20.
20.The glide scale is displayed on the ADI__________it is repeated on the HSI. (Trung bình)
a)
A. in order to
b)
B. moreover
c)
C. so
21.
21. The shut-off valve is electrically controlled_________pneumatically operated. (trung bình)
a)
A. but
b)
B. if
c)
C. because
22.
22. The wing anti-ice system is (deactivate) __________when the a/c is on the ground (khó)
a)
A. deactivating
b)
B. making deactivate
c)
C. deactivated
23.
23. An overheat thermostat (de-energize) __________the resistance when a window overheat condition exists. (khó)
a)
A. de-energizes
b)
B. de-energized
c)
C. is de-energized
24.
24. (Depress)____the LOOPS push-button tests the continuity of the fire detection loops. (trung bình)
a)
A. Depression
b)
B. Depressive
c)
C. Depressing
25.
25. The water tank is (fill)_________during turnaround.
a)
A. being filled
b)
B. filled
c)
C. filling
26.
26. The engine mount bolts are (ease)__________into position.
a)
A. eased
b)
B. eased down
c)
C. being eased
27.
27. A fuel crossfeed valve is usually in.
a)
Option A. the closed position.
b)
Option B. the open position.
c)
Option C. its last position.
28.
28. Sliding couplings in fuel systems are used on.
a)
Option A. low pressure systems.
b)
Option B. high pressure systems.
c)
Option C. air or vapour systems.
29.
29. A fuel cross-feed valve is lubricated.
a)
Option A. by internal cooling.
b)
Option B. by air.
c)
Option C. by the fuel.
30.
30. Fuel cross feed valves are operated by the.
a)
Option A. 28 V DC bus.
b)
Option B. 115 V AC.
c)
Option C. battery.
31.
31. Fuel systems that are interconnected must have.
a)
Option A. separate venting for each tank.
b)
Option B. no airspace.
c)
Option C. air spaces interconnected.
32.
32. As fuel level increases, system capacitance.
a)
Option A. decreases.
b)
Option B. no change.
c)
Option C. increases.
33.
33. When refuelling.
a)
Option A. the fuel nozzle will automatically cut off the supply when the tank is full.
b)
Option B. it is important not to fill the expansion space in the tank.
c)
Option C. it is important to fill the expansion space in the tank.
34.
34. When using Biopor microbial fuel growth treatment.
a)
Option A. it is added to the fuel and burnt.
b)
Option B. it is applied dry and left.
c)
Option C. it is applied wet and flushed out.
35.
35. Microbial growth is.
a)
Option A. red dots.
b)
Option B. brown, black slime.
c)
Option C. green sludge.
36.
36. Bladder type fuel tanks are secured by.
a)
Option A. bolts.
b)
Option B. contact adhesive.
c)
Option C. press type rivets.
37.
37. Spongy brakes are usually a result of.
a)
Option A. internal leakage.
b)
Option B. air in the system.
c)
Option C. external leakage.
38.
38. Over inflated tyres may cause damage to the.
a)
Option A. brake drum.
b)
Option B. wheel hub.
c)
Option C. wheel flange.
39.
39. A brake debooster valve is provided for.
a)
Option A. applying brake pressure slowly and releasing the the brakes quickly.
b)
Option B. increasing the pressure and applying the brakes rapidly.
c)
Option C. decreasing the pressure and slowly releasing the brakes.
40.
40. Tubeless tyres are stored.
a)
Option A. at 15 to 20 P.S.I.
b)
Option B. horizontally maximum of four high with smallest diameter tyre on top.
c)
Option C. vertically.
41.
41. On a wheel bogie unit, positive camber is when the.
a)
Option A. bottom of the wheels are closer together.
b)
Option B. top of the wheels are closer together.
c)
Option C. front of the wheels are closer together.
42.
42. A badly corroded and pitted brake disk will.
a)
Option A. wear brake pads too quickly, and should be replaced.
b)
Option B. be serviceable, and provide better grip.
c)
Option C. produce a loss of fluid.
43.
43. How much oxygen is in a tyre (as a maximum)?.
a)
Option A. 5% by pressure.
b)
Option B. 15% by volume.
c)
Option C. 5% by volume.
44.
44. A tyre specification 32 x 10.75-14. What does the 10.75 refer to.
a)
Option A. Section Width.
b)
Option B. Bead diameter.
c)
Option C. Overall diameter.
45.
45. When servicing an oleo, fluid comes out of the air valve when the leg is depressurised?.
a)
Option A. The leg is serviceable - the separator has bottomed.
b)
Option B. Leaking air/oil seals.
c)
Option C. Separator plate stuck open.
46.
46. The type of fluid in an oleo strut will depend upon.
a)
Option A. type of fluid most readily available.
b)
Option B. the type of seal material.
c)
Option C. heat generated in operation of the system.
47.
47. A restrictor valve.
a)
Option A. speed up the flow in one direction.
b)
Option B. may be used to slow down undercarriage extension.
c)
Option C. restrict the extent of travel of the undercarriage.
48.
48. The function of the oil in a shock absorber is to.
a)
Option A. ensure the separator does not bottom.
b)
Option B. damp the rebound.
c)
Option C. absorb the landing shock.
49.
49. The purpose of the flutter plate in a shock absorber is to.
a)
Option A. permit free flow of oil during compression and restriction of oil during extension.
b)
Option B. restrict the compression of the air.
c)
Option C. separate the oil from the air.
50.
50. Made up wheels should be stored.
a)
Option A. vertical at working pressure.
b)
Option B. vertical at 20/30 PSI charge.
c)
Option C. horizontal no more than 4 high.
51.
51. "After MLG down and securely locked, a red light is illuminated
n the flight deck. The possible causes are."
a)
Option A. shorted sensor.
b)
Option B. out of adjustment sensor.
c)
Option C. wiring problem.
52.
52. When checking for alignment of a MLG, check.
a)
Option A. symmetry, tracking, camber.
b)
Option B. symmetry, splay, tracking.
c)
Option C. symmetry, twist, tracking.
53.
53. These markings are found on a tyre32 x 10.45 R 14.What does the number 32 mean?.
a)
Option A. Outer diameter.
b)
Option B. qwidth.
c)
Option C. Inner diameter.
54.
54. A green/grey dot marking on aircraft tyre casing represents.
a)
Option A. breather points.
b)
Option B. the light part of the tyre.
c)
Option C. military reference.
55.
55. In detachable flange type wheels, the flange is secured by.
a)
Option A. a retainer plate.
b)
Option B. a lock ring.
c)
Option C. bolts.
56.
57. A purpose of a 'cut-out' in a hydraulic system.
a)
Option A. is to prevent creep in jack operated services which have several selected positions.
b)
Option B. is to limit loss of fluid in the event of pipe fracture.
c)
Option C. is to relieve the pump of load when the operation of services is complete and the accumulator charged with fluid.
57.
56. Fuse plugs in aircraft tyres are.
a)
Option A. for over temperature protection.
b)
Option B. for overpressure protection.
c)
Option C. to deflate the tyre before removal.
58.
58. Hydraulic pressure can be restored by.
a)
Option A. compressing the air charge in an accumulator.
b)
Option B. the use of a pressure/heat exchanger.
c)
Option C. compressing the fluid in a reservoir.
59.
59. What is the colour of the band on a hydraulic seal?.
a)
Option A. Yellow.
b)
Option B. Green.
c)
Option C. White.
60.
60. A maintainer valve in an hydraulic system will.
a)
Option A. allow continued press to essential systems during times of reduced supply.
b)
Option B. dampen pressure inputs.
c)
Option C. maintain a high pressure to all systems.
61.
61. Where is the temperature overheat switch located in a hydraulic pump?.
a)
Option A. In the pressure line.
b)
Option B. In the suction line.
c)
Option C. In the case drain.
62.
62. What happens if a component has an internal hydraulic leak?.
a)
Option A. Fluid loss.
b)
Option B. Increase in fluid pressure.
c)
Option C. Increase in fluid temperature.
63.
63. What happens to hydraulic fluid when it is overheated?.
a)
Option A. Increase acidity.
b)
Option B. Increase viscosity.
c)
Option C. Increase alkalinity.
64.
64. How is the hydraulic pump depressurising solenoid actuated?
a)
Option A. Energised both open and closed depending on cockpit selection.
b)
Option B. Energised Open.
c)
Option C. Energised Closed for fail-safe.
65.
65. How do you prevent hydraulic fluid frothing?.
a)
Option A. By pressurising.
b)
Option B. Vent Reservoir to atmosphere.
c)
Option C. Pass over a tray.
66.
67. How is a serrated rod ice detector bench tested?.
a)
Option A. Screwdriver torque test.
b)
Option B. By a motor load test.
c)
Option C. Motor test and go/no-go gap measurement.
67.
68. Windshield heating provides.
a)
Option A. thermal expansion for a tighter fit.
b)
Option B. impact resistance enhancement.
c)
Option C. increases strength to resist cabin pressure.
68.
69. At what pressure and temperature is anti ice fluid applied?.
a)
Option A. 7°F at 100 PSI.
b)
Option B. 70°C at 100 PSI.
c)
Option C. 70°F at 10 PSI.
69.
70. The advantage of leading edge fluid de-icing is.
a)
Option A. less of a fire hazard.
b)
Option B. aerodynamic shape is not disturbed.
c)
Option C. more efficient.
70.
71. On large transport aircraft, the windshield wiper system is.
a)
Option A. one system for both sides but with the same power source.
b)
Option B. independent on each side but with the same power source.
c)
Option C. independent on each side with different power sources.
71.
72. Prior to securing a leading edge de-icing boot you must.
a)
Option A. remove all paint.
b)
Option B. paint the surface.
c)
Option C. shave rivet to prevent further abrasion.
72.
73. On a 'hot rod' type of ice detector, it is switched on.
a)
Option A. all the time.
b)
Option B. when selected by the crew.
c)
Option C. when in the air.
73.
74. Ice formation on wings is due to.
a)
Option A. suspended ice crystals melting on contact with the wing and instantly re-freezing.
b)
Option B. ice crystals forming layers on contact with the wing.
c)
Option C. supercooled water changing state on contact with the wing.
74.
75. When a vibrating rod ice detector has de-iced, the warning lamp on the flight deck.
a)
Option A. goes out immediately.
b)
Option B. goes out after one more cycle.
c)
Option C. goes out after a set period of time.
75.
76. De-misting of passenger windows is provided by.
a)
Option A. sealed window.
b)
Option B. an electrical heating element.
c)
Option C. air from the cabin.
76.
77. A deicer boot is completely bonded to the leading edge to.
a)
Option A. provide smoother airflow over leading edge.
b)
Option B. prevent electrical static build up.
c)
Option C. provide more efficient deicer cycles.
77.
78. Warning. Before proceeding with maintenance work on or near mechanical flight controls or primary flight control surfaces, landing gears, associated doors or any moving component, make certain that ground safeties and/or warning notices are in correct position to prevent inadvertent operation of control. Which of the below action noneeds to obey this warning? (khó)
a)
A. Access to avionic compartment
b)
B. Test flaps operation.
c)
C. Open bulk cargo door.
78.
79. Caution. Cut the tube slowly and smoothly to make sure that the end of the tube does not change its shape. Which of the following is correct? (trung bình)
a)
A. Cut the tube carefully to keep its shape stay the same.
b)
B. Do not cut the tube fast to change its shape.
c)
C. Make sure that the end of the tube is not broken
79.
80.The transformer rectifier (TR), which is supplied by the 400Hz, 115/200 volt three phase network, has an output voltage of 28 VDC and a nominal amperage of 150A. The TR operates without ventilation up to mid-load. Beyond this point, the fan is put into operation automatically by an electronic module. Which of the following is correct? (khó)
a)
A. If the load is less than 50%, the fan will operate automatically.
b)
B. Without ventilation, the TR can operate properly if the load is less than 50%.
c)
C. The TR operates without ventilation beyond mid-load.
80.
81. … Once the values from the EFIS control panels show on the Mode Control Panel (MCP), they stay on the MCP even if you change the EFIS control panel barometric minimums. The MCP rounds up to the next 10 feet. So if you select a barometric minimums value of 181 feet, the MCP shows 190 feet. Which of the following is correct? (khó)
a)
A. The scale of MCP is 10 feet.
b)
B. The MCP will show whatever numbers selected in EFIS control panels.
c)
C. The barometric minimums value of MCP is 190 feet
81.
82. The purpose of this telex is to inform all A320 operators that a number of A320 IDG magnetic pick-up (MPU) speed sensors were manufactured with the noise cancellation coil wired in reverse. In this configuration the function of the coil is no longer realized and in fact noise may be added in the MPU signal. Which of the following is correct? (khó)
a)
A. The noise cancellation coil operates normally.
b)
B. IDG magnetic pick-up (MPU) speed sensors were wired in reverse.
c)
C. The noise cancellation coil is malfunctioned.
82.
83. The product improvements which were introduced via service bulletins 1431 and 1471 are not demonstrating the reliability improvements which were anticipated. Which of the following is correct? (trung bình)
a)
A. Service bulletins 1431 and 1471 are not demonstrating the reliability improvements.
b)
B. The product improvements are not demonstrating the reliability improvements.
c)
C. The product improvements are demonstrating the reliability improvements.
83.
84. Caution. Operation at minimum idle in icing conditions is permissible for extended periods. If the condition exceed 30 minutes or if significant engine vibration occurs; the engine should be accelerated to 70%N1 minimum for approximately 15 seconds duration prior to higher thrust operation. If there are large engine vibration in icing conditions, you must. (khó)
a)
A. Stop the engine in 15s
b)
B. Operate the engine at more than 70%N1 for 15s
c)
C. Operate the engine at less than 70%N1
84.
85. Soldering equipments must be well grounded. When soldering and unsoldering a solid state device, use a heat sink on the leads to prevent damage to the device. To prevent damage to transistors, you must install a heat sink on_________. (khó)
a)
A. The contact of the component
b)
B. The soldering iron
c)
C. The ground
85.
86. Caution. Use two wrenches to hold the fittings when you torque the oil-in and oil-out lines. If not you can transmit to much torque to the IDG fittings and cause damage to the IDG bosses. 2 wrenches are necessary to tighten the_______of the IDG. (trung bình)
a)
A. Fastener
b)
B. Oil lime attachment fittings
c)
C. Oil inlet and outlet line
86.
87. Beginning at the forward edge and working rearwards tighten the nuts in small increments so that the clamping bars hold the fairing assembly fully engaged on the fairing supports.___________ (trung bình)
a)
A. Only partially tighten the nuts
b)
B. Tighten the nuts gradually
c)
C. Tighten the nuts at the forward and rear edges
87.
88. Put the removal tool core in the fully extended position. make sure that its inner face aligns with the bottom internal face of the outer tab lockwasher body. Align the__________face of the tool with the___________part of the lockwasher. (Trung bình)
a)
A. Inner/outer
b)
B. Inner/internal
c)
C. Extended/outer
88.
89. Most of the shroud box is made from composite material, but it has 5 ribs of aluminum alloy. the trailing edge of the shroud box has a honeycomb core and a rubbing strip made of Fabroid___________the shroud box has a honeycomb core. (trung bình)
a)
A. The front of
b)
B. The rear of
c)
C. The top of
89.
90.The fan cowls are made from epoxy skins that contain a nomex honeycomb core and copper screen. Lands provide an interface with the intake cowl at the forward end, and with the thrust reverser at the aft end. The rear edge of the fan cowls touches. (khó)
a)
A. The exhaust nozzle
b)
B. The turbine casing
c)
C. The thrust reverser
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