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Flashcards in Flight Management and Navigation Deck (43)
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1

At acceleration height, VNAV commands a speed __ kts below the existing flaps placard speed, based on flap handle position.
•5
• 10
• 15
• 20

•5

2

Selecting CLB DIR (Climb Direct) deletes all waypoint altitude constraints between the airplane altitude and ___
• the lower of the FMC cruise altitude or the MCP altitude
• 10,000 ft
• Transition Level
• the FMC maximum cruise altitude

• the lower of the FMC cruise altitude or the MCP altitude

3

If an IRS switch is inadvertently selected to OFF in flight:
• The IRUs can provide only attitude information until a full alignment is completed on the ground.
• Manual VOR to VOR navigation must be accomplished.
• All IRS functions are lost.
• the IRUs can be fully restored within approximately 10 minutes if GPS data is available.

• the IRUs can be fully restored within approximately 10 minutes if GPS data is available.

4

LNAV is armed prior to takeoff it will engage at __ ft RA.
• 400
• 35
• 50
• 200

• 50

5

The ISFD receives Pitot & Static data from:
• The Left Pitot/Static System.
• The Right Pitot/Static System.
• The Center Pitot/Static System.
• All three Pitot/Static Systems.

• The Center Pitot/Static System.

6

Which of the following may be used by the FMC for position updating? A. GPS/IRU
B. DME/DME IRS
C. LOC/IRU
D. All the above

D. All the above

7

Which statement is true, when operating with a triple FMC failure?
A. New waypoints must be entered using lat /long and are entered on the ALTN NAV page of the TCP
B. ILS/GLS Radio tuning is available through the ALTN NAV Radio page of the TCP
C. LNAV/VNAV is inoperative.
D. All the above.

D. All the above.

8

The EICAS shows "FMC". Which of the following could cause this message to display?
• All three FMCs have failed.
• Two of three FMC units have failed.
• The FMCs have lost all GPS position information
• A single FMC has failed, but navigation capability is unaffected.

• All three FMCs have failed.

9

Manual FMC position updates:
• may be accomplished only while on the ground and stopped for an extended period of time.
• are not available.
• may be accomplished using any of the positions shown on POS REF 2/4
• may only be accomplished when operating between 65 degrees N and S latitude.

• may be accomplished using any of the positions shown on POS REF 2/4

10

With regard to VNAV descents which of the following is true?
A. Selecting DES NOW prompt on the VNAV DES page will start a descent to capture the VNAV PTH.
B. Using the MCP altitude selector to initiate a descent when within 50 nm of the computed top of descent initiates a DES NOW function.
C. The CDU Help Window message DRAG REQUIRED displays if actual airspeed exceeds FMC computed target speed by more than 10 knots.
D. All the above.

D. All the above.

11

The FMC transitions to approach if a published approach has been selected and incorporated into the active flight plan and which of the following have occurred?
A. The aircraft has sequenced the first waypoint of the active approach
B. the aircraft is on a direct•to intercept course to the active waypoint, and the
distance to go is less than 12 nm.
C. The descent phase is active and the flaps are out of UP.
D. Any of the above.

D. Any of the above.

12

While enroute and operating more than __ nm off the active route, the FMC does not sequence the active waypoint when the airplane passes the waypoint.
• 125
• 2.5
• 50
• 21

• 21

13

The IRSs can be fully realigned in flight using which of the following methods?
• Over a known geographical position.
• Using GPS position information.
• Using LOC/DME updating.
• The IRSs can never be realigned in flight.

• Using GPS position information.

14

If an IRU inertial data fails, which of the following occurs?
A The FMC continues to receive hybrid GPS-inertial position solutions using the AHRU inertial sensors combined with GPS position.
B. The AHRUs continue to supply attitude data to the PFDs.
C. The EICAS advisory message NAV IRU is displayed.
D. All of the above.

D. All of the above.

15

The FMC memory contains a navigation database. This database has information for which of the following?
A. NAVAID locations.
B. Airports
C. Waypoints.
D. All the above

D. All the above

16

The AHRU supplies:
A. Attitude.
B. Heading.
C. Rate information.
D. All of the above.

D. All of the above.

17

The ISFD supplies backup attitude and heading information to the Captain’s PFD.
A. True
B. False

B. False

18

Placing the IRS switches to the OFF position will remove power from the IRUs:
• only if indicated airspeed is greater than 30kts
• External power is powering the aircraft.
• The battery bus is powered.
• anytime they are powered.

• anytime they are powered.

19

For FMC ILS/GLS autotuning to occur the airplane must be less than 50 NM from the top of descent, or less than 150 NM from the landing runway, or the FMC must be in the descent mode AND
A. an ILS/LOC/GLS runway must be in the active route.
B. a LOC back course approach must be in the active route.
C. a reference speed has been selected on the approach page.
D. either A or B.

D. either A or B.

20

Following a triple FMC failure, the ILS/GLS receivers can be tuned by utilizing the:
• FMC NAV RAD page.
• EFIS control panel.
• TCP AL TN NAV RADIO page.
• Radio Direct Tuning (ROT) panels.

• TCP AL TN NAV RADIO page.

21

After a dual FMC failure, FMS navigation is still available by utilizing route data furnished by :
• the single remaining FMC, through the CDUs
• AHRU.
• Dead Reckoning.
• the Alternate FMC page.

• the single remaining FMC, through the CDUs

22

Climb and/or Descent waypoint speed constraints entered on the legs page:
• Must be entered on LSK 1R to be active.
• Require an altitude constraint at the same waypoint.
• Do not require an altitude constraint.
• Will only be active in VNAV cruise mode.

• Require an altitude constraint at the same waypoint.

23

The normal pitch mode annunciated on the FMA during a VNAV climb is:
• FPA.
• FLCH SPD.
• V/S.
• VNAV SPD.

• VNAV SPD.

24

A descent initiated more than 50 miles from the T/D using the MCP altitude selector results in:
A. A new cruise altitude.
B. A new T/D.
C. A VNAV SPD descent to the new cruise altitude.
D. All the above.

D. All the above.

25

If unforecast tailwinds during a VNAV PTH descent cause the A/C to accelerate more than __ kts above target speed to maintain the path, the FMA mode will change from VNAV PTH to VNAV SPD.
•5
• 10
• 15
• 20

• 15

26

With a triple FMC failure, which pages of the CDU will be inoperative?
• All CDU pages are lost
• ALTN NAV LEGS.
• ALTN NAV PROGRESS.
• ALTN NAV RADIO.

• All CDU pages are lost

27

During climb, if CLIMB DIRECT is selected, what happens to any intermediate climb restriction on the RTE LEGS page?
A. All intermediate altitude restrictions up to the MCP altitude will be deleted and the FMC will direct a climb to the altitude set on the MCP.
B. The FMC will remove only the active climb restriction.
C. The FMC will honor all intermediate altitude restrictions.
D. Both A and B.

A. All intermediate altitude restrictions up to the MCP altitude will be deleted and the FMC will direct a climb to the altitude set on the MCP.

28

What speed does the FMC plan for during holding?
• Current airspeed.
• Flaps 5 maneuver speed.
• Max holding speed for assigned altitude.
• Clean minimum maneuver speed for current weight and altitude or Max Endurance speed, whichever is the higher.

• Clean minimum maneuver speed for current weight and altitude or Max Endurance speed, whichever is the higher.

29

How many GPS receivers does the B787 have?
• Three: Left, Center and Right.
• One Multi-unit receiver.
• No receivers; only two transmitters.
• Two: Left and Right.

• Two: Left and Right.

30

How many FMCs does the B787 have, and how do they operate?
• Two, one operates as the active (PRI) and the other is standby.
• Three, one operates as primary, and the other two crosscheck.
• Three, two operate simultaneously and the third is a comparator only.
• Three, one operates as the master and the others are designated as a spare and a backup.

• Three, one operates as the master and the others are designated as a spare and a backup.