Boeing B777 – Flight controls - SmartCockpit - Airline training guides, Aviation, Operations, Safety

What is the effect of placing a stabilizer cutout switch to cutout?

Connects hydraulic supply to STCM.

Engages gust suppression.

Disable direct rudder control.

Disconnects hydraulic supply to STCM.

Correct! Wrong!

Which of the following is not a stall protection feature?

Stab trim is inhibited in the nose up direction at approximately the minimum manoeuvring speed.

Use of alternate pitch trim levers reduces the column forces below the minimum manoeuvring speed.

The out-of-trim forces increase above normal for a condition above the minimum manoeuvre speed.

The pilot must apply continuous aft column force to maintain airspeed below the manoeuvring speed.

Correct! Wrong!

Auto speed-brakes protection is provided for which phases of flight?

Take-off, rejected take-off and landing.

Take-off, rejected take-off and approach.

Take-off, rejected take-off, approach and landing.

Take-off, rejected take-off and approach below 200 feet.

Correct! Wrong!

Which one of the following statements is incorrect?

The extension of speed-brakes in the landing configuration is prohibited.

Spoilers 4 and 11 are mechanically operated.

The spoilers augment roll control.

Spoilers 5 and 10 are available as ground spoilers only.

Correct! Wrong!

Which statement is NOT true regarding the flap position indicator?

The flap position indicator is on the PFD.

The flap position indicator appears on EICAS when flaps begin to extend.

The flap position indicator is magenta when slats and flaps are in transit.

There are three different displays: Primary, Secondary and Alternate.

Correct! Wrong!

Which spoilers are available as speedbrakes (secondary and direct modes)?

Spoilers 1-7

Spoilers 5,10

Spoilers 4,11

None. Speedbrakes are disabled.

Correct! Wrong!

Under what conditions does the SPEEDBRAKE EXTENDED EICAS message display?

After landing, if speed-brakes fail to extend.

Speedbrakes are extended and the airplane is above 800 feet RA.

Any time speed-brakes are extended.

Speedbrakes are extended and landing flaps are selected or RA is between 15 and 800 feet.

Correct! Wrong!

When are pitch trim changes required with the 777 'fly-by-wire' system?

When thrust is changed.

During airspeed changes only.

For all configuration changes.

When the landing gear is extended.

Correct! Wrong!

What happens when the stabilizer signal is not present or is invalid?

The green band and the pointer are not displayed

The green band on the indicator turns amber

The EICAS message STAB GREENBAND displays

The CDU displays the VERIFY TRIM message in the scratchpad

Correct! Wrong!

What is wheel to rudder cross-tie?

Ability to dampen Dutch roll with control wheel only.

Ability to override rudder inputs with the control wheel inputs.

Ability to control initial effects of an engine failure with control wheel only.

Ability to control rudder trim with control wheel inputs.

Correct! Wrong!

When do the PFCs make self-test?

After hydraulic system pressurization.

After hydraulic system depressurization.

After the "PRIMARY FLIGHT COMPUTERS" EICAS message is displayed.

After hydraulic system shutdown (HYD PRESS SYS L+C+R).

Correct! Wrong!

What are the initial steps to extend the flaps using the alternate flap system?

Push ALT FLAPS ARM switch. Select ALT FLAPS selector to EXT.

Arm ALT FLAPS ARM switch. Select ALT FLAPS selector to OFF.

Arm ALT FLAPS ARM switch. Select NORMAL FLAPS selector to 20.

Arm ALT FLAPS ARM switch. Select ALT FLAPS selector to EXT.

Correct! Wrong!

What principle is used when direct mode is in use?

Mechanical linkage.

Electric signals.

Hydraulic signal modulation.

Direct control surface deflection.

Correct! Wrong!

Which of the following is true when the flight control system is operating in secondary mode?

Envelope protection features are available.

The Primary Flight Computers (PFCs) are NOT available.

Autopilot and envelope are NOT available.

Actuator Control Electronics (ACES) are NOT available.

Correct! Wrong!

Do the ailerons increase lift for takeoff?

No, the ailerons assist roll control only during high speed flight.

Yes the ailerons move down with flaps 5, 15 and 20.

Yes the ailerons move down with flaps 15 and 20.

No the ailerons are used only at high speed

Correct! Wrong!

What does the EICAS message FLIGHT CONTROL MODE indicate?

Flight control system is operating in the secondary mode.

Multiple flight control surfaces are inoperative.

Flight control system faults are detected.

The Flap/Slat electronics units are inoperative.

Correct! Wrong!

Which of the following are NOT stall protection features?

The auto-throttle disconnects.

In landing configuration, leading slats move to gapped position.

Stick shaker activates.

The auto-throttle advances to maintain minimum airspeed.

Correct! Wrong!

Where - and when - is the stabilizer "green band" displayed?

Only during landing, on CDU.

Only on the ground, on pitch trim indicators.

Only in flight, on control wheel.

Always on EICAS

Correct! Wrong!

What is the correct statement?

Aileron trim in inhibited when the autopilot is engaged.

Moving the alternate pitch trim levers during stall or overspeed protection does not move the stabilizer

Moving the alternate pitch trim levers with the autopilot engaged does not move the stabilizer.

All statements are correct.

Correct! Wrong!

In direct mode, which of the following components of fly-by-wire are NOT operating?

Primary Flight Computers (PFCs).

Position feedback transducers.

Actuator Control Electronics (ACES).

Power Control Units (PCUs).

Correct! Wrong!

Which pair of spoilers is mechanically controlled through a cable from the control wheel?

Spoilers 4 and 11.

Spoilers 5 and 8.

Spoilers 1 and 14.

Spoilers 5 and 10.

Correct! Wrong!

When do the control wheel stabilizer trim switches control stabilizer movement directly?

Only on the ground.

Only during approaches.

During engine out go-arounds.

All the time.

Correct! Wrong!

A wheel to rudder cross-tie function provides the capability of being able to control the initial effects of an engine failure using control wheel inputs only. How many degrees of rudder deflection can be obtained from control wheel inputs?

8 degrees.

7.5 degrees.

13 degrees.

9.5 degrees.

Correct! Wrong!

Which spoilers will be locked out in secondary and direct modes?

Spoilers 1 and 14

Spolers 5 and 10

Spoilers 1 to 7

Spoilers 8 to 14

Correct! Wrong!

Which of the following is true when the flight control system is operating in secondary mode?

Actuator Control Electronics (ACES) are NOT available.

Envelope protection features are NOT available.

The Primary Flight Computers (PFCs) are NOT available.

The autopilot is available.

Correct! Wrong!

Automatic speed-brake operation is provided for which flight control system modes?

All flight control modes.

Direct.

Secondary.

Normal.

Correct! Wrong!

What can you say about the FLAPS DRIVE EICAS message?

The flaps will operate in secondary mode.

The EICAS flap indicator display turns magenta.

Arm the alternate system.

The message is displayed when the flap drive mechanism has been shut down due to an asymmetry.

Correct! Wrong!

When do the alternate pitch trim levers move the stabilizer?

When the autopilot is disengaged.

Only on the ground.

During flight control secondary and direct modes.

The levers move the stabilizer directly at all times.

Correct! Wrong!

Which trim control is inhibited when the autopilot is engaged?

Trim control pitch

Alternate pitch trim levers.

Control wheel pitch trim switches.

Alternate control pitch trim.

Correct! Wrong!

In the normal mode, a control column input or trim change is required to maintain a constant flight path:

All statements are correct.

During flap extension or retraction

During airspeed changes.

During speedbrake extension or retraction.

Correct! Wrong!

What power source is used for the actuation of all primary flight controls?

Pneumatic.

Mechanical.

Electric.

Hydraulic.

Correct! Wrong!

What is the maximum speed of wheel to rudder cross-tie operation?

210 knot.

220 knot.

180 knot.

200 knot.

Correct! Wrong!

What control do the flaperons and ailerons provide?

Yaw control assisted by the rudder.

Roll control assisted by asymmetric spoilers.

Increased wing lift and decreased stall speed.

Pitch control assisted by a movable horizontal stabilizer.

Correct! Wrong!

What happens if uncommanded stabilizer motion is sensed?

Power to the affected STCM is shut off.

The A/P engages automatically.

Power to all STCMs is shut off.

The stabilizer is locked in place.

Correct! Wrong!

In direct mode, which of the following components of the primary flight control system are NOT operating?

Electro hydraulic servos.

Actuator Control Electronics (ACES).

Secondary FCC.

Primary Flight Computers (PFCs).

Correct! Wrong!

What is FALSE about stabilizer trim?

As airspeed increases, trim rate decreases.

You can use the pitch trim switches on the yoke to set the trim.

The green band on the stabilizer position indicator shows the stabilizer trim range for take-off.

As airspeed increases, trim rate increases.

Correct! Wrong!

What does the PRI FLIGHT COMPUTERS EICAS message indicate?

The system is in the secondary mode.

Flight control modes are not affected.

The system is in direct mode

The system is in primary mode.

Correct! Wrong!

What could cause the STAB GREENBAND EICAS message to be displayed?

The stabilizer position indicator is unreliable.

The FMC weight entry and CG may be incorrect.

Power to the stabilizer position indicator is lost.

All statements are correct.

Correct! Wrong!

Which of these flight control surfaces droop when the trailing edge flaps extend?

Krueger flaps and slats.

Flaperons and slats.

Flaperons.

Slats only.

Correct! Wrong!

When does TAC automatically add rudder to minimize yaw?

When an engine is at idle thrust.

When one engine differs by 10 present or more from the other engine.

When the engine is damaged or surges.

When engine thrust loss is sensed in the normal and secondary mode.

Correct! Wrong!

What is the meaning of the EICAS advisory message STABILIZER CUTOUT?

One stabilizer cut-out switch is in the CUTOUT position.

Both stabilizer cut-out switches are in the CUTOUT position.

The centre stabilizer control path is inoperative

Stabilizer asymmetry compensation is inoperative.

Correct! Wrong!

Which one of the following statements is false?

Spoilers 4 and 11 are mechanically operated.

At cruise speed, spoilers 5 and 10 are locked out.

When augmenting roll control, the spoilers work asymmetrically.

There are 12 spoilers.

Correct! Wrong!

What is FALSE about Flap/Slat Load Relief?

The Flap lever does not move during flap condition and shows actual flap position.

When airspeed is reduced the flap automatically re-extend as airspeed allows.

Re-extension is limited to the commended flap position.

Flap load relief is available in the primary and secondary modes.

Correct! Wrong!

How many spoiler panels are used as speedbrakes?

A total of 14 spoiler panels.

A total of 10 spoiler panels.

A total of 12 spoiler panels.

A total of 8 spoiler panels.

Correct! Wrong!

Are the PFCs and ACEs used in direct mode?

Only ACEs

It is not possible.

Both PFCs and ACEs

Only PFCs

Correct! Wrong!

Which of the following is not correct concerning the flight control system when operating in secondary mode?

Envelope protection features are NOT available.

Thrust Asymmetry is NOT available.

All spoilers remain usable.

Autopilot and envelope protection are NOT available.

Correct! Wrong!

What causes the SPEEDNRAKE EXTENDED message to display on the EICAS?

On the ground when either reverse thrust lever is moved to the reverse idle detent.

Speedbrake is down when either thrust lever is advanced to a takeoff position.

Speedbrake is UP after landing.

Speedbrake is extended when radio altitude is between 15 and 800 ft.

Correct! Wrong!

What does stall warning consist of?

Stick shaker but NO stall warning.

Stall warning horn.

Stick shaker followed by stall warning.

EICAS message 'STALL'.

Correct! Wrong!

Which of these flight control surfaces aid in roll control?

Flaperons and slats.

Slats and spoilers only.

Ailerons, flaperons and spoilers.

Krueger flaps, slats and spoilers.

Correct! Wrong!

Which statement is true when the primary flight computer disconnect switch is positioned to DISC?

All statements are correct.

Protection features are NOT available.

Autopilot is not available.

The system operates in direct mode

Correct! Wrong!

Which of these flight control surfaces assist in roll control?

Ailerons and flaperons.

Slats only.

Flaperons and slats.

Slats and spoilers.

Correct! Wrong!

Which control surfaces are used for roll control on the B777?

Ailerons, flaperons and flaps.

Ailerons, flaperons and elevators.

Ailerons, flaperons and spoilers.

Ailerons, flaperons and slats.

Correct! Wrong!

What is true about turn compensation?

Elevator input is NOT required if the airplane is in a 30 degree bank.

It is not available if the bank angle is above 30 degrees.

The turn compensation switch is on the overhead panel.

It is available only in the secondary mode.

Correct! Wrong!

Boeing B777 – Flight controls