Tech Questions Flashcards
How are the Power Electronics Cooling System (PECS) indications selected?
Push the STATUS display switch on the display select panel, then select the PECS synoptic key from the menu page
Push the systems (SYS) display switch on the display select panel, then select the AIR synoptic key from the menu page
Push the INFO display switch on the display select panel then select the PECS synoptic key from the menu page
Push the SYS display switch on the display select panel, then select the status synoptic key
D Push the SYS display switch on the display select panel, then select the status synoptic key
Which of the following represents the aeroplane performance in a VNAV descent, after the top of descent?
The FMC creates the descent path with a deceleration at the speed transition altitude VNAV plans a speed target 10 knots below the transition speed to allow for the unknown headwinds
The pitch mode does not change with speed intervention and remains in VNAV SPD through out the descent. The thrust controls speed in `VNAV SPD and pitch controls speed in VNAV PTH
Above the deceleration point if the speed falls more than 15knots below target speed the FMC changes the pitch mode annunciation from VNAV SPD to VNAV PTH and the FMC message THRUST REQUIRED displays
The pitch mode does not change with speed intervention and remains in VNAV PTH through out the descent as long as the speed remains within the speed band on the PFD
D The pitch mode does not change with speed intervention and remains in VNAV PTH through out the descent as long as the speed remains within the speed band on the PFD
How is the hydraulic system synoptic display selected?
Push the system (SYS) display switch on the display select panel, then select the INFO synoptic key from the menu page
Push the INFO display switch on the display select panel, then select the hydraulic (HYD) synoptic key from the menu page
Push the hydraulic synoptic display switch on the display panel
Push the system (SYS) display switch on the display panel, then select the hydraulic (HYD) synoptic key from the menu page
D Push the system (SYS) display switch on the display panel, then select the hydraulic (HYD) synoptic key from the menu page
What are the first three memory items of the ‘CABIN ALTITUDE’ non-normal checklist?
Don oxygen masks Establish crew communications On passenger oxygen
Establish crew communications Check cabin altitude and rate Accomplish descent
Don oxygen masks Check cabin altitude and rate Accomplish descent
Don the oxygen masks Establish crew communications Check the cabin altitude and rate
D Don the oxygen masks Establish crew communications Check the cabin altitude and rate
What does the EICAS annunciation D-TO 2 +36C displayed in green as a thrust reference mode indicate?
Derate take off thrust, derate 2 climb thrust selected
Derate two take off thrust, derate climb thrust mode
Assumed temperature derated take off thrust
Derate two, assumed temperature derated take off thrust
D Derate two, assumed temperature derated take off thrust
Upon activating the CHKL OVRD key with a checklist displayed on the ECL, what happens?
All checklist items turn cyan, the CHECKLIST OVERRIDDEN indicator appears
A YES NO indication appears to confirm that the checklist is to be overridden
All checklist items turn cyan, CHECKLIST RESET indicator appears
All checklist items turn green, the CHECKLIST OVERRIDDEN indicator appears
A All checklist items turn cyan, the CHECKLIST OVERRIDDEN indicator appears
Listed below are failures or abnormal situations which will cause the flaps and slats to automatically operate in the secondary mode. Identify the one that is INCORRECT
Flap or slat load relief has occurred
Flap or slat disagree
Flap or slat primary control failure has occurred
Flap or slat primary control failure has occurred
A Flap or slat load relief has occurred
Which statement about the wing anti-ice system is true?
If one wing anti-ice thermal fails, the wing anti system automatically de-powers the opposite thermal mat to prevent asymmetrical wing icing
Wing anti -ice is inhibited when the aeroplane is on the ground by ground/air logic
Automatic wing anti-ice operation is available on the ground above 60knots and in flight
In flight, when the WING ANTI ICE selector is in Auto the wing anti ice system on each wing is powered any time TAT is below 10C
A If one wing anti-ice thermal fails, the wing anti system automatically de-powers the opposite thermal mat to prevent asymmetrical wing icing
What is the correct indication of a properly entered emergency access code in the flight deck access keypad?
Entry produces an EICAS caution message and illuminates a red light on keypad
The entry produces an EICAS advisory message and illuminates a green light on the keypad
Entry sound a flight deck chime
Entry initiates an EICAS warning message and illuminates the amber light on the keypad
D Entry initiates an EICAS warning message and illuminates the amber light on the keypad
Following the removal of a flight crew mask , how can the headset boom microphone system be reselected?
Close the left hand door of the oxygen mask stowage box and select the reset/test switch
Close the left hand door of the oxygen mask stowage box and select the emergency/test selector
Close the right hand door of the oxygen mask stowage box and select the emergency/test selector
Close the right hand door of the oxygen mask stowage box and select the reset/test switch
A Close the left hand door of the oxygen mask stowage box and select the reset/test switch
Engine anti ice must be ON during all ground operations, when icing conditions exist or are anticipated. What is the exception to this limitation?
When engine run up is carried out at 15 minute intervals
When aircraft de-icing is immediately planned or has recently taken place
When temperature is below -40degC
When engine anti-icing has been set to AUTO
C When temperature is below -40degC
Which of the following is the correct answer regarding the EEC Alternate mode?
Automatic reversion or manual selection to the alternate mode is indicated by the EICAS advisory message ENG LIMIT PROT (L, R)
Thrust protection is not provided in the alternate mode and the maximum rated thrust is reached at thrust lever position less than full forward
The Auto throttles disconnect whenever the EEC automatically switches to the alternate mode
The alternate mode schedule (N1 schedule ) provides somewhat less thrust than the normal mode for the same thrust lever position.
B Thrust protection is not provided in the alternate mode and the maximum rated thrust is reached at thrust lever position less than full forward
What precautions should be observed by the crew members if a halon fire extinguisher is to be discharged in the flight deck area?
Wear smoke goggles to prevent any liquefied spray entering the eyes
No precautions necessary - its and inert gas
Wear oxygen masks and use 100% oxygen with Emergency selected
Wear oxygen mask set to 100%
C Wear oxygen masks and use 100% oxygen with Emergency selected
In which lateral mode(s) of the AFDS does the BANK LIMIT selector on the mode control panel (MCP) operate?
All modes
LNAV
HDG HOLD
HDG SEL or TRK SEL
D HDG SEL or TRK SEL
Which of the following messages in a particular non-normal checklist, indicates that additional, related checklist items requiring completion will be found elsewhere?
CHECKLIST COMPLETE EXCEPT FOR DEFERRED ITEMS
CHECKLIST COMPLETE
CHECKLIST OVERRIDDEN
CHECKLIST INCOMPLETE
A CHECKLIST COMPLETE EXCEPT FOR DEFERRED ITEMS
At what IAS does the auto-throttle annunciation change to HOLD during takeoff?
V1
100 Kts
80 Kts
64 Kts
C 80 Kts
The EFIS control panel traffic (TFC) switch is on. What does the following solid round symbol (display in Amber) indicate- O +02 ↓
Resolution advisory(RA) traffic 2000 feet above descending >_500fpm
Resolution advisory(RA) traffic 200 feet below descending >_500fpm
Traffic advisory (TA) traffic 2000 feet above descending >_500fpm
Traffic advisory (TA) traffic 200 feet above descending >_ 500fpm
D Traffic advisory (TA) traffic 200 feet above descending >_ 500fpm
What is the memory item of the ‘Aborted Engine Start’ non-normal checklist?
Engine fire switch (affected side) ———-Override and Pull
ENG START Lever (affected side) —————-OFF
FUEL CONTROL switch (affected side) ———CUTOFF
FUEL CONTROL switch (affected side) ———-RUN
C FUEL CONTROL switch (affected side) ———CUTOFF
Which statement about the APU fire extinguishing system is correct?
In normal operation on the ground with both engines off, an APU overheat signal from either APU detection loop causes an automatic APU shutdown
There are two APU fire extinguisher bottles. When APU fire switch is pulled rotating the switch in either direction discharges one of the bottles
On the ground with both engines off an APU fire signal from either APU fire detector loop causes APU shutdown and extinguisher bottle discharge
The only APU fire bottle discharge mechanism available for in flight and ground use is located on the cockpit overhead panel
C On the ground with both engines off an APU fire signal from either APU fire detector loop causes APU shutdown and extinguisher bottle discharge
What pressurises the centre hydraulic system?
Two air driven primary pumps and two electrically driven demand pumps
Two electric motor-driven pumps (EMPs) C1 and C2
Two electrically driven primary pumps and two air-driven demand pumps (AMPs)
Two engine driven primary pumps and two electrically driven demand pumps
B Two electric motor-driven pumps (EMPs) C1 and C2
On a go around when a valid missed approach path exists, and with Autopilot Engaged when does LNAV activate?
LNAV automatically activates at 400 feet radio altitude
LNAV activates at 200 feet barometric altitude.
It does not engage until ARMEd and above 50 feet radio altitude
LNAV activates automatically at 200 feet radio altitude
D LNAV activates automatically at 200 feet radio altitude
When will Fuel Balance operations be inhibited?
When one or both centre pumps are ON
When the centre tanks are empty
When both centre pumps are OFF
When the aircraft is on the ground with the APU running
A When one or both centre pumps are ON
Identify the limitations that applies to the use of VNAV and/ or LNAV?
LNAV will not sequence waypoints if more than 18nm off the active route and not on an offset route
When operating the autopilot in the polar region in LNAV the TRUE position on the heading reference switch must be used
VNAV use prohibited with MAG heading selected North or South of 70 degrees Latitude
Do not use VNAV/LNAV below transition altitude with QFE selected
D Do not use VNAV/LNAV below transition altitude with QFE selected
With WX-T selected, the weather radar will detect turbulence within precipitation at all ND display ranges. Within what range of the aeroplane will it display such turbulence?
40 NM
60 NM
100 NM
20 NM
A 40 NM
How are the cabin air compressors (CACs) regulated during normal engine start?
All CACs are commanded off during initial engine start sequence . Packs do not restart until at least 2 minutes after the start sequence initiated.
CAC operation is inhibited initial two minutes after the first engine is running using the APU and 3 minutes after when using external power for engine start
During start using the APU, only one CAC on each side runs to maximize the system efficiency during the start cycle
Only one CAC runs for an engine start using three external power sources in order to maximize the power available to start the first engine
A All CACs are commanded off during initial engine start sequence . Packs do not restart until at least 2 minutes after the start sequence initiated.
Before engine start, the right centre tank pump PRESS light is illuminated. What action could be taken to check if pump is being load-shed?
Switch the Pump OFF then back on to see if it clears
Observe the EICAS a message will be displayed after a short sensing delay
No action required, it is always load-shed prior to start
Check the fuel synoptic to see if it is labelled as LOAD SHED
D Check the fuel synoptic to see if it is labelled as LOAD SHED
????
Which electrical mode (bus) if any , is energized when a single forward external power source is illuminates an AVAIL light?
Ground Service
Ground Handling
Towing Power
Standby Power
B Ground Handling
How can the status of the aircraft doors be illustrated?
Push the systems (SYS) display switch on the Display select panel and the select the Door synoptic key from the menu page
Push the info display switch on the Display select panel and select the Door synoptic
Push door synoptic display switch on the display select panel
Use the display select switch to transfer to the synoptic from lower display unit to either outboard display unit
A Push the systems (SYS) display switch on the Display select panel and the select the Door synoptic key from the menu page
Where is the APU Ground Control Fire Protection Panel located
Inside the left forward fuselage external power receptacles
In the right main gear well
In the main gear well left hand side looking forward
In the nose wheel well
D In the nose wheel well
How many smoke detection zones exist in each cargo compartment and what level of smoke detection is required to initiate a fire warning on the flight deck?
3 detection zones, smoke in two or more zones will initiate a fire warning
3 detection zones smoke in any zone will initiate a fire warning
4 detection zones, smoke in two or more zones will initiate a fire warning
4 detection zones, smoke in any zone will initiate a fire warning
B 3 detection zones smoke in any zone will initiate a fire warning
What are the memory items of the ‘Dual Eng Fail/Stall’ non-normal checklist?
RAM AIR TURBINE switch…..PUSH Fuel control switch…..CUTOFF then Run
Fuel control switch…..CUTOFF then RUN RAM AIR TURBINE switch…..PUSH AIRSPEED…..Above 280 knots
Fuel control switch…..CUTOFF then RUN RAM AIR TURBINE switch…..PUSH and hold for 1 second
RAM AIR TURBINE switch…..PUSH Fuel control switch…..CUTOFF then Run AIRSPEED…..Above 270 knots
C Fuel control switch…..CUTOFF then RUN RAM AIR TURBINE switch…..PUSH and hold for 1 second
Above approximately what altitude are the flap maneuvering speeds (for flap retraction or extension) not displayed?
15000 feet
10000 feet
20000 feet
8000 feet
C 20000 feet
The EFIS control panel traffic (TFC) switch is on. What does the following square symbol (displayed in RED) indicate? [] -03 ↑
Resolution advisory(RA) traffic 300 feet below climbing >_500fpm
Traffic advisory (TA) traffic 200 feet above descending >_ 500fpm
Resolution advisory(RA) traffic 2000 feet above descending >_500fpm
Traffic advisory (TA) traffic 2000 feet above descending >_500fpm
A Resolution advisory(RA) traffic 300 feet below climbing >_500fpm
With heading reference switch in NORM when the aircraft enters the polar regions True North is automatically referenced for which of the following?
HDG HOLD and TRACK HOLD Only
LNAV Only
HDG HOLD, HDG SEL, TRK HOLD, TRK SEL
All AFDS cruise roll modes
D All AFDS cruise roll modes
Which statement correctly describes a function of the VHF Communication System?
When a VHF radio is tuned to frequency 121.5 all flight crews automatically monitor the radio
In the event of an electrical power loss, the right VHF radio and the left TCP continue to operate on standby power
Only two VHF radios can operate in the DATA mode at one time
Each VHF radio is controlled only through its respective TCP
A When a VHF radio is tuned to frequency 121.5 all flight crews automatically monitor the radio
On which Display Units (DU’s) can the Control Display Unit (CDU) be displayed?
Only the Lower MFD
The F/O’s Right inboard DU and the lower Centre DU
Any of the MFDs
The Captains Left inboard DU and the Lower Center DU
C Any of the MFDs
How is low engine oil quantity displayed on the secondary engine display?
Quantity displayed in white, LO shown in black on a white background
LO displayed in amber, quantity shown in amber inside amber box
LO displayed in white , low quantity - black numbers on white back ground
OIL LO displayed in Amber
C LO displayed in white , low quantity - black numbers on white back ground
Following an engine fire, the first extinguisher bottle has been discharged. This did not extinguish the fire. When should the second bottle be discharged?
Immediately
After 10 seconds
After 30 seconds
After 20 seconds
C After 30 seconds
During takeoff with VNAV armed, when will VNAV activate?
400 feet AGL
50 feet RA
200 feet AFE
At acceleration height
A 400 feet AGL
On a 3 degree approach, WITHOUT LAND 2 or LAND 3 annunciated, the autopilot must be disengaged before descending below what height?
15 feet AGL
50 feet AGL
100 feet AGL
200 feet AGL
C 100 feet AGL
What is the turbulent air penetration speed (Severe Turbulence) below 25,000’ feet?
260 Kts
280 Kts
300 Kts
290 Kts
D 290 Kts
How is the landing gear held in the UP position after retraction?
Uplocks
Hydraulic pressure
Over-centre struts
A locked door structure
A Uplocks
During a cruise descent, the auto-throttle sets a calculated thrust value to achieve approximately what rate of descent?
1250 fpm
750 fpm
1500 fpm
1000 fpm
A 1250 fpm
What is ‘shoring’ when used in relation to cargo loading?
Locking containers together in a hold so that they fill the space available and support each other
Using a cargo net to restrain miscellaneous cargo items
Method of restraining cargo in Forward, Aft, Vertical and Lateral directions
Method of providing a larger effective cargo footprint under a dense load
D Method of providing a larger effective cargo footprint under a dense load
Which of the following is a correct statement about alternate pitch trim switches?
They should not be used with the autopilot engaged or during stall or overspeed protection maneuvers
They are linked electrically to the horizontal stabilizer trim actuator and then mechanically to the stabilizer
They are linked to the stabilizer trim control modules (STOM) via control cables and then mechanically to the stabilizer
They do not disconnect the autopilot when the levers are moved with the autopilot engaged, but do move the horizontal stabilizer
B They are linked electrically to the horizontal stabilizer trim actuator and then mechanically to the stabilizer
On a 900 mile route, which page is displayed if the DEP/ARR key is pressed in flight at less than 400 miles from the ORIGIN airfield ?
DEP/ARR INDEX
ARRIVALS for the origin airport
ARRIVALS for the destination airfield
DEPARTURES for the origin airfield
B ARRIVALS for the origin airport
The density of the fuel being loaded must be between 0.7549 KG/L (6.3LB/GAL) and 0.8507 KG/L (7.1LB/GAL) Why?
It could cause the fuel scavenge system to operate improperly
It will be outside the limits for the loadsheet calculation
It affects the maximum permitted main tanks lateral fuel imbalance of 680KG (1500LB)
It affects the weight in the wings to relieve high wing loads
D It affects the weight in the wings to relieve high wing loads
Which of the following is a characteristic of an Alternate Action switch?
It may have a number of alternate positions - ON; AUTO; OFF
A flow bar will be visible when ON
It is spring loaded to the extend position
When pushed in and flush with the panel it is ON
D When pushed in and flush with the panel it is ON
Anytime the passenger oxygen deploys. Which one of the following actions also occurs automatically?
The passenger seatbelt signs illuminate regardless of switch position
The aircraft transmits emergency squawk
The passenger seatbelts signs are Armed regardless of switch position.
The non smoking signs are illuminated regardless of switch position
A The passenger seatbelt signs illuminate regardless of switch position
Which EICAS annunciation indicates that the engine anti-ice system is powered (ON)?
TAI displayed in green
WAI displayed in green
EAI displayed in green
TAI displayed in amber (orange)
C EAI displayed in green
Which of the following is a characteristic of a Momentary Action switch?
It is sprung-loaded to the extend position
When pushed in flush with the panel it is ON
A flow bar may be visible when ON
Bottom half of the switch may indicate systems state PRESS FAIL OFF
A It is sprung-loaded to the extend position
The Hydraulic Centre Demand Pump will operate under which one of the following conditions?
When flaps or slats are in motion
From commencing the take off run until the gear is up and the gear doors closed
In the descent below 2,000 feet until gear is locked down, trucks tilted and gear doors closed
On the ground for five minutes after an engine has been started
A When flaps or slats are in motion
Which of the following will cause the speed brake lever to be driven aft from the ARMED position and spoiler extension to occur on landing?
On the ground when the main gear trucks untilt and both thrust levers are in reverse
Both thrust levers are not in the take-off range regardless of main gear position
On the ground and both thrust levers at idle regardless of main gear truck position
On the ground when the main gear trucks untilt and both thrust levers are not in the take-off range
D On the ground when the main gear trucks untilt and both thrust levers are not in the take-off range
From which source does the Integrated Standby Flight Display (ISFD) receive its attitude information?
Left IRS
Standby ADRS
Right IRS
Internal Inertial sensors
D internal inertial
sensors
What does moving the control wheel pitch trim switch do in normal mode when airborne?
Resets the elevators to relieve any control loads
Changes the trim reference airspeed
Resets the stabilizer to cruise speed
Directly move the stabilizer
B Changes the trim reference airspeed
Upon completion of a non normal checklist, certain items have been removed to a later referenced normal checklist. How is this illustrated on the non-normal check list?
CHECKLIST COMPLETE EXCEPT FOR TRANSFERRED ITEMS
CHECKLIST ITEMS HAVE BEEN DEFERRED
CHECKLIST OVERRIDDEN
CHECKLIST COMPLETE EXCEPT FOR DEFERRED ITEMS
D CHECKLIST COMPLETE EXCEPT FOR DEFERRED ITEMS
What does placing the BATTERY switch to the ON position in an unpowered aeroplane do?
Initiates the right (R) CCR start up sequence and after the R CCR start up is complete, energizes the Ground Handling Mode
Initiates the left (L) CCR start up sequence and after the L CCR start up is complete, energises the ON- Ground Battery Only mode
Allows the APU to be started and some annunciator lights are illuminated
Initiates the start up sequence for both CCRs and after the start up sequence is complete, energizes the On Ground Mode
B Initiates the left (L) CCR start up sequence and after the L CCR start up is complete, energises the ON- Ground Battery Only mode
What is the function of the Flight Deck Overhead Door Vent?
It opens to protect the fuselage against excessive negative pressure differential
Its is used for the emergency egress when the aircraft is on the ground
It allows ventilation of the flight deck in non normal conditions
It opens to protect the fuselage against an excessive positive differential
C It allows ventilation of the flight deck in non normal conditions
Which of the following statements is true regarding the Audio control Panel ACP?
The BOOM only switch selects either the oxygen mask or headset boom mike
The minimum number of audio receiver switches in use at one time on any single ACP is limited to 3
The MIC/Interphone switch is spring loaded to the centre position
Pushing the CAB transmitter selects switch twice within one second places a priority call to all cabins stations
C The MIC/Interphone switch is spring loaded to the centre position
What is the first memory item of the ‘Airspeed Unreliable’ non-normal checklist?
A/P Disconnect Switch….Push
Disconnect Autothrottle switch
F/D Switches (both)…..OFF
Check pitch attitude and thrust for phase of flight
A A/P Disconnect Switch….Push
How does the EXIT HOLD facility direct the aircraft to leave the hold when executed?
Via the fix on the inbound course, providing exit course is closely aligned
Direct to the next waypoint
On selected aircraft heading
On the current aircraft heading
A Via the fix on the inbound course, providing exit course is closely aligned
What is the stated minimum glide-slope angle limitation for an automatic landing?
- 75 degrees
- 25 degrees
- 5 degrees
- 0 degrees
C 2.5 degrees
During Take Off with LNAV armed when will it activate?
Above 400 feet radio altitude and at course intercept
LNAV engages immediately on lift off
Above 50 feet radio altitude and with in 2.5nm of the active route
Above 400 feet barometric altitude and with 2.5 nm of an active leg
C Above 50 feet radio altitude and with in 2.5nm of the active route
Which is the most applicable limitation that applies to the aircraft altimeters?
Prior to take off the maximum allowable difference between Captain or F/Os altitude displayed and field elevation is 75 feet
The standby altimeter meets the accuracy requirement for RVSM
Capt and F/Os altimeter must agree within 50 feet with Standard pressure set, at all stages of flight
Altimeter are subject to position error
A Prior to take off the maximum allowable difference between Captain or F/Os altitude displayed and field elevation is 75 feet
What is the maximum Takeoff and Landing tailwind component limitation for the aeroplane?
20 Kts
25 Kts
15 Kts
10 Kts
C 15 Kts