Automatic Flight / MCP - Question Bank

Question 1

How do you re-engage the autothrottles when the pitch mode is VNAV ____ or FLCH SPD, when the A/T flight mode annunciation is blank?

Answer 1

Cycle the A/T ARM switch to OFF then back to ARM

Question 2

How do you re-engage the autothrottles when the pitch mode is ALT, V/S or G/S?

Answer 2

Push the SPD switch

Question 3

How could you select climb thrust after takeoff or go-around with all engines running?

Answer 3

Push the THR (thrust) switch

Question 4

What speed is set in the IAS/Mach window and PFD when power is first applied to the airplane?

Answer 4

200 kts

Question 5

The outer BANK LIMIT Selector applies to which roll mode?

Answer 5

HDG SEL

Question 6

When the Localizer (LOC) is captured, what is displayed in the Heading (HDG) Window?

Answer 6

The ILS front course

Question 7

How can you de-select the approach mode AFTER localizer and glide-slope captured?

Answer 7

• Select TO/GA

* Disengage autopilot and position both F/D switches off.

Question 8

With the Approach (APP) Switch pushed, at what intercept track angle does the AFDS capture the Localizer?

Answer 8

120 degrees of the localizer course

Question 9

At what altitude are the autopilot systems powered by separate sources with three autopilots engaged?

Answer 9

Below 1,500 feet radio altitude

Question 10

Can the glideslope be captured prior to Localizer intercept?

Answer 10

No, glideslope capture is inhibited until localizer capture and the intercept angle is within 80 degrees of the localizer course.

Question 11

What does an amber horizontal line displayed through the affected ACTIVE pitch or roll mode indicate?

Answer 11

A flight mode fault is detected

Question 12

How many pushes of the autopilot disengage switches on the control column would you make to disengage all autopilots?

Answer 12

• Two pushes
• First push disengages, second push resets the master warning lights,
EICAS warning message, and aural warning.

Question 13

When TO/GA is pushed for go-around on approach, what autothrottle mode would be displayed on the flight mode annunciation, if the A/T is armed?

Answer 13

THR mode

Question 14

What climb rate is achieved during a go-around with TO/GA pushed?

Answer 14

2,000 feet per minute of climb.

Question 15

What autothrottle mode is activated with the second push of the TO/GA switch?

Answer 15

THR REF, at full go-around thrust

Question 16

What AFDS status annunciation displays above the attitude display on the PFD when the autopilot is engaged?

Answer 16

CMD

Question 17

When does VNAV activate?

Answer 17

VNAV activates at 400 feet above runway elevation.

Question 18

When is VNAV deactivated?

Answer 18

• When selecting TO/GA, FLCH SPD, V/S, ALT, or G/S pitch mode.
• Dual FMC failure.
• Disengaging autopilot and selecting both FD’s off.

Question 19

What Autothrottle flight mode annunciations would you have when using FLCH SPD in a descent, to include subsequent altitude capture?

Answer 19

• THR, followed by HOLD.

* A/T mode changes to SPD when altitude captured.

Question 20

When power is first applied to the airplane, what altitude is displayed in the MCP altitude window and PFD?

Answer 20

10,000 feet

Question 21

How are autothrottle, roll, or pitch mode changes emphasized on the FMAs?

Answer 21

Green box around the mode for 10 seconds.

Question 22

Will the autothrottles operate if you don’t push TO/GA for takeoff by 50 knots? If not, when will they operate in that case?

Answer 22

• No

* Reaching 400 feet. (autothrottles inhibited until 400 feet)

Question 23

How can you disarm VNAV, LNAV, LOC, and APP modes when armed?

Answer 23

Push the mode switch a second time

Question 24

Which PFD annunciation is associated with a fail operational automatic landing, and which one is associated with a fail passive automatic landing?

Answer 24

• LAND 3 for fail operational

* LAND 2 for fail passive

Question 25

Which pitch mode does not provide autothrottle speed protection?

Answer 25

V/S (Vertical Speed)

Question 26

When does LNAV activate when armed?

Answer 26

* Above 50 feet and in position to turn onto the active route leg. * In flight, when within 2 ½ miles of the active leg.

Question 27

When does the ROLLOUT mode activate?

Answer 27

Below 5 feet

Question 28

What controls are used by the AFDS to steer the airplane on the localizer centerline after touchdown?

Answer 28

Rudder and nosewheel steering

Question 29

What initial pitch attitude is commanded by the flight director when the flight director is turned on, while on the ground?

Answer 29

8 degrees nose up

Question 30

In flight, when is TO/GA armed?

Answer 30

* Flaps out of up, or | * Glideslope captured

Question 31

If a VNAV descent is initiated prior to top of descent (T/D), what is the pitch mode?

Answer 31

VNAV SPD

Question 32

Describe the condition that would cause VNAV ALT to display as the pitch mode.

Answer 32

A conflict occurs between the VNAV profile and MCP altitude.

Question 33

When does the FLARE mode activate during autoland?

Answer 33

Between 60 and 40 feet RA.

Question 34

When do the autopilots start the flare maneuver?

Answer 34

Approximately 50 feet radio altitude

Question 35

When do the autothrottles retard to idle during autoland?

Answer 35

At 25 feet radio altitude

Question 36

When does the FLARE annunciation no longer display?

Answer 36

* At touchdown | * Nosewheel smoothly lowers to the runway.

Question 37

During autoland, what action disconnects the autothrottles?

Answer 37

A reverse thrust lever is raised to reverse idle.

Question 38

What conditions would cause the autothrottles to disconnect and subsequently cannot be re-connected?

Answer 38

* Both FMCs fail | * Two or more engines are shut down.

Question 39

Can the autothrottles be reactivated if the FMC Master switch is switched?

Answer 39

Yes

Question 40

During takeoff, when TO/GA is selected, what autothrottle mode is active?

Answer 40

THR REF

Question 41

When does the autothrottle annunciation change to HOLD during takeoff?

Answer 41

65 kts

Question 42

When is barometric altitude recorded by the FMC during takeoff?

Answer 42

100 kts

Question 43

At liftoff, with TO/GA as the roll mode, what roll command is maintained?

Answer 43

Ground track

Question 44

If an engine failure occurs on the ground, what is the pitch command target Speed at liftoff?

Answer 44

V2, or airspeed at liftoff, whichever is greater.

Question 45

At acceleration height, what speed commands are established by pitch as the flaps are retracted?

Answer 45

5 knots below the placard speed of the commanded flap position.

Question 46

When is TO/GA mode terminated after takeoff?

Answer 46

* By selecting any other pitch and roll mode, or | * By activation of LNAV/VNAV modes.

Question 47

When does the autopilot control the rudder during multi A/P approaches?

Answer 47

When LAND 2 or LAND 3 annunciated.

Question 48

At what two altitudes will runway alignment occur during multi A/P approaches during crosswinds, with all engines?

Answer 48

500 feet and 200 feet, depending on crab angle.

Question 49

How does the A/P maintain runway alignment if an engine failure occurs prior to the approach, during multi A/P approaches? If during approach?

Answer 49

* AFDS introduces a sideslip at 1300 AGL. * Establishes a wings level configuration. * If an engine fails during the approach, wings level is established when the engine failure is detected.

Question 50

What pitch is commanded by the AFDS when TO/GA is pushed in a windshear recovery on approach?

Answer 50

15 degrees pitch-up or slightly below the pitch limit, whichever is lower.

Question 51

How does the automatic flight control system provide stall protection?

Answer 51

Prevents speed reduction below the minimum maneuvering speed.

Question 52

Describe flight envelope speed protection.

Answer 52

* Overspeed protection prevents exceeding the maximum operating, * Gear extended, or * Flap placard speeds.

Question 53

What speed protection margin is used by the AFDS in max operating, flap placard speed, and gear extended speeds?

Answer 53

5 kts

Question 54

What two conditions prevent the AFDS and autothrottle from providing speed protection?

Answer 54

* V/S pitch mode | * Engine failure above maximum engine-out altitude.