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

What control do the flaperons and ailerons provide?

Pitch control assisted by a movable horizontal stabilizer.

Yaw control assisted by the rudder.

Increased wing lift and decreased stall speed.

Roll control assisted by asymmetric spoilers.

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 airspeed changes.

During flap extension or retraction

During speedbrake extension or retraction.

Correct! Wrong!

When do the alternate pitch trim levers move the stabilizer?

When the autopilot is disengaged.

The levers move the stabilizer directly at all times.

Only on the ground.

During flight control secondary and direct modes.

Correct! Wrong!

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

Envelope protection features are available.

Actuator Control Electronics (ACES) are NOT available.

The Primary Flight Computers (PFCs) are NOT available.

Autopilot and envelope are NOT available.

Correct! Wrong!

Under what conditions does the SPEEDBRAKE EXTENDED EICAS message display?

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

After landing, if speed-brakes fail to extend.

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

Any time speed-brakes are extended.

Correct! Wrong!

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

Only on the ground.

During engine out go-arounds.

All the time.

Only during approaches.

Correct! Wrong!

Which statement is NOT true regarding the flap position indicator?

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

The flap position indicator is on the PFD.

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

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

Correct! Wrong!

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

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

Take-off, rejected take-off and landing.

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

Take-off, rejected take-off and approach.

Correct! Wrong!

When do the PFCs make self-test?

After hydraulic system depressurization.

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

After hydraulic system pressurization.

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

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.

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

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

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

Correct! Wrong!

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

Connects hydraulic supply to STCM.

Disconnects hydraulic supply to STCM.

Disable direct rudder control.

Engages gust suppression.

Correct! Wrong!

What is FALSE about Flap/Slat Load Relief?

Re-extension is limited to the commended flap position.

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

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

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

Correct! Wrong!

What is true about turn compensation?

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

The turn compensation switch is on the overhead panel.

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

It is available only in the secondary mode.

Correct! Wrong!

What is FALSE about stabilizer trim?

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 decreases.

As airspeed increases, trim rate increases.

Correct! Wrong!

Which one of the following statements is false?

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

When augmenting roll control, the spoilers work asymmetrically.

Spoilers 4 and 11 are mechanically operated.

There are 12 spoilers.

Correct! Wrong!

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

When thrust is changed.

For all configuration changes.

When the landing gear is extended.

During airspeed changes only.

Correct! Wrong!

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

The Primary Flight Computers (PFCs) are NOT available.

The autopilot is available.

Actuator Control Electronics (ACES) are NOT available.

Envelope protection features are NOT available.

Correct! Wrong!

Which one of the following statements is incorrect?

The spoilers augment roll control.

Spoilers 5 and 10 are available as ground spoilers only.

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

Spoilers 4 and 11 are mechanically operated.

Correct! Wrong!

Which of these flight control surfaces assist in roll control?

Ailerons and flaperons.

Flaperons and slats.

Slats and spoilers.

Slats only.

Correct! Wrong!

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

Spoilers 5 and 10.

Spoilers 5 and 8.

Spoilers 1 and 14.

Spoilers 4 and 11.

Correct! Wrong!

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

Ailerons, flaperons and slats.

Ailerons, flaperons and spoilers.

Ailerons, flaperons and elevators.

Ailerons, flaperons and flaps.

Correct! Wrong!

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

220 knot.

180 knot.

200 knot.

210 knot.

Correct! Wrong!

When does TAC automatically add rudder to minimize yaw?

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

When an engine is at idle thrust.

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

When the engine is damaged or surges.

Correct! Wrong!

What happens if uncommanded stabilizer motion is sensed?

The A/P engages automatically.

The stabilizer is locked in place.

Power to the affected STCM is shut off.

Power to all STCMs is shut off.

Correct! Wrong!

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

Only on the ground, on pitch trim indicators.

Always on EICAS

Only during landing, on CDU.

Only in flight, on control wheel.

Correct! Wrong!

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

Secondary.

Normal.

Direct.

All flight control modes.

Correct! Wrong!

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

The FMC weight entry and CG may be incorrect.

Power to the stabilizer position indicator is lost.

The stabilizer position indicator is unreliable.

All statements are correct.

Correct! Wrong!

Which of the following are NOT stall protection features?

The auto-throttle advances to maintain minimum airspeed.

Stick shaker activates.

The auto-throttle disconnects.

In landing configuration, leading slats move to gapped position.

Correct! Wrong!

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

Thrust Asymmetry is NOT available.

All spoilers remain usable.

Autopilot and envelope protection are NOT available.

Envelope protection features are NOT available.

Correct! Wrong!

Which of these flight control surfaces aid in roll control?

Krueger flaps, slats and spoilers.

Ailerons, flaperons and spoilers.

Flaperons and slats.

Slats and spoilers only.

Correct! Wrong!

What is the correct statement?

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

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

All statements are correct.

Aileron trim in inhibited when the autopilot is engaged.

Correct! Wrong!

Do the ailerons increase lift for takeoff?

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

No the ailerons are used only at high speed

Yes the ailerons move down with flaps 15 and 20.

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

Correct! Wrong!

Which trim control is inhibited when the autopilot is engaged?

Control wheel pitch trim switches.

Alternate pitch trim levers.

Trim control pitch

Alternate control pitch trim.

Correct! Wrong!

What can you say about the FLAPS DRIVE EICAS message?

The EICAS flap indicator display turns magenta.

Arm the alternate system.

The flaps will operate in secondary mode.

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

Correct! Wrong!

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

The green band on the indicator turns amber

The CDU displays the VERIFY TRIM message in the scratchpad

The EICAS message STAB GREENBAND displays

The green band and the pointer are not displayed

Correct! Wrong!

What principle is used when direct mode is in use?

Electric signals.

Hydraulic signal modulation.

Mechanical linkage.

Direct control surface deflection.

Correct! Wrong!

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

Spoilers 5,10

Spoilers 1-7

None. Speedbrakes are disabled.

Spoilers 4,11

Correct! Wrong!

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

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

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

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

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

Correct! Wrong!

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

Protection features are NOT available.

Autopilot is not available.

All statements are correct.

The system operates in direct mode

Correct! Wrong!

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

Secondary FCC.

Electro hydraulic servos.

Actuator Control Electronics (ACES).

Primary Flight Computers (PFCs).

Correct! Wrong!

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

Spoilers 8 to 14

Spoilers 1 to 7

Spolers 5 and 10

Spoilers 1 and 14

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!

What does stall warning consist of?

EICAS message 'STALL'.

Stick shaker but NO stall warning.

Stick shaker followed by stall warning.

Stall warning horn.

Correct! Wrong!

What is wheel to rudder cross-tie?

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

Ability to control rudder trim with control wheel inputs.

Ability to dampen Dutch roll with control wheel only.

Ability to override rudder inputs with the control wheel inputs.

Correct! Wrong!

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

Pneumatic.

Electric.

Mechanical.

Hydraulic.

Correct! Wrong!

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

Actuator Control Electronics (ACES).

Position feedback transducers.

Primary Flight Computers (PFCs).

Power Control Units (PCUs).

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?

9.5 degrees.

13 degrees.

7.5 degrees.

8 degrees.

Correct! Wrong!

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

Flaperons.

Slats only.

Flaperons and slats.

Krueger flaps and slats.

Correct! Wrong!

What does the PRI FLIGHT COMPUTERS EICAS message indicate?

The system is in primary mode.

Flight control modes are not affected.

The system is in the secondary mode.

The system is in direct mode

Correct! Wrong!

What does the EICAS message FLIGHT CONTROL MODE indicate?

Multiple flight control surfaces are inoperative.

Flight control system is operating in the secondary mode.

The Flap/Slat electronics units are inoperative.

Flight control system faults are detected.

Correct! Wrong!

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

The centre stabilizer control path is inoperative

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

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

Stabilizer asymmetry compensation is inoperative.

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 extended when radio altitude is between 15 and 800 ft.

Speedbrake is UP after landing.

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!

Boeing B777 – Flight controls