B777 Tech IV online exam

1. In ARINC 629 data transmission the serial interface module (SIM) stops data transmission when the wave form
quality is unsatisfactory even after channel change has been completed. This mode of operation is called_________
Answer. Transmit inhibit mode
2. If you see S on the second PFCS maintenance page adjacent to the surface position indication____________
Answer. PCU is not in operation
3. If the EAI valve closed because of duct leak, which EICAS message will display
Answer. ANTI-ICE LOSS ENG L OR R
4. Where is the location of the SATCOM equipment
Answer. E11
5. Where is the NLG steering broken cable compensator located
Answer. Main equipment center
6. Which digit represents a letter that gives other location data in five-digit-alpha-numeric codes?
Answer. 5th
7. Which unit controls the call lights on the audio control panel (ACP)?
Answer. Audio management unit AMU
8. Which type of bus is the primary bus the CSS uses to send and get data?
Answer. Intersystem (I/S) bus
9. When does the EEC remove power to the ignition system during a ground or in-flight engine start?
Answer. 56%N2
10. What message the airplane information management system (AIMS) shows for a remote APU shutdown?
Answer. Status message
11. What measures the exhaust gas temperature (EGT) indicating system? The temperature at the _____
Answer: Inlet low pressure turbine (LPT)
12. What is the primary function of central maintenance computing function (CMCF)?
Answer. Data loading
13. Where can you turn the APU engine main shaft with a wrench for borescope inspection through a drive connection on
the ……….
Answer. Electric starter
14. Where do you find GPS information displayed?
Answer. CDU
15. Where is tank unit 28 in the main tank?
Answer. Outboard end of the tank
16. Where is the location of flight data recorder (FDR)?
Answer. E-7
17. Where is the location of stabilizer ballscrew actuator?
Answer. In the stabilizer compartment forward and below the stab trim control module
18. What controls the amount of air that bypasses the primary heat exchanger of the NGS system?
Answer. Temperature control valve
19. What happens, if the BAT switch is in ON position and the stand by switch is in BAT position when there is no ac
power on the airplane?
Answer. Turns the static inverter on and makes it supply power to the stand by ac bus
20. What is the electrical operation limit of aft cargo door in order to prevent damage to lift mechanism?
Answer. Two full open/close cycles in five minutes
21. Which of the following calls replace all other type of calls to the flight deck
Answer. Pilot call
22. Which MMR sends glideslope deviation to the ground proximity warning computer (GPWC) for mode 5 alert
Answer. Left
23. Which document has precedence over dispatch deviation guide (DDG) for conflicting data?
Answer. Configuration deviation list (CDL)
24. Which of the following is a failure cause an autoland status change from LAND 3 to LAND 2?
Answer. Single AFDC failure
25. Which of the following is true about aileron PCU?
Answer. Kick link is removed with aileron PCU
26. Which one of the following unit used to drive ambient air through the ram air ducts when the airplane is on the
ground?
Answer. Fan
27. Which part of high pressure and fan air controller regulate the control pressure to values less than the reference
pressure?
Answer. Torque motors
28. Which PCU valve is used to extend spoiler for maintenance?
Answer. Manual bypass valve
29. Which thrust reverser (T/R) latch do you close first when closing the thrust reverser?
Answer. V-band latch
30. In how many modes does the electronic engine control (EEC) control the engine thrust?
Answer. Three
31. In the airconditioning maintenance page how does the system represent position of full closed ram air inlet door?
Answer. 1
32. In which mode of operation is the dome light adjustable?
Answer. Normal
33. On which mode of the high lift control system does the pilot manually control the position of the surface?
Answer. Alternate mode of operation
34. P-18 panel contain ______
Answer. Maintenance access terminal
35. The rigid cup and the flexible cup on the water service port are used to?
Answer. Collect water that drains from the service port
36. At what bank angle of the autopilot engagement by the pilot with flight director off will the airplane roll to wings
level?
Answer. Five degrees or less
37. Auto function of demand pump is controlled by?
Answer. HYDIM cards
38. Auto speed brake actuator is located at?
Answer. Left side of control stand
39. How many seats are there in the flight deck?
Answer. 4
40. IDLE or XIDLE shows on the PFD for which A/T modes?
Answer. Flare retard command
41. If fwd or aft fire switch are armed, which recirculation fans are put to off by CTC and ELMS?
Answer. Lower
42. The second push of the APP switch of the ISFD (Integrated standby flight display)
Answer. Shows the BCRS scale and annunciation
43. What color is BRAKE-OFF light?
Answer. Blue
44. What connect the engine feed manifold to the refuel/jettison manifold?
Answer. Defuel valve
45. During which GPWS mode does the multi-mode receiver (MMR) computes GPS data?
Answer. Navigation mode
46. A load shed that happens when there is a change in the source of power in the airplane is called
Answer. Configuration load shed
47. How many proximity sensors does the thrust reverser (T/R) on each engine have?
Answer. Seven
48. From where the six display unit gets video signals from the airplane information management system (AIMS)
Answer. Core processor module/graphics generator (CPM/GG)
49. A plug type door (passanger/cargo) is one which?
Answer. Moves up or down after closing
50. When normal brake system pressure is low and the alternate brake system has pressure, What will be the indication?
Answer. There is no flight deck effect