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

What is true about turn compensation?

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

It is available only in the secondary mode.

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

The turn compensation switch is on the overhead panel.

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.

Autopilot and envelope are NOT available.

Envelope protection features are available.

Actuator Control Electronics (ACES) are NOT available.

Correct! Wrong!

What is the correct statement?

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

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

All statements are correct.

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.

There are 12 spoilers.

Spoilers 4 and 11 are mechanically operated.

Correct! Wrong!

How many spoiler panels are used as speedbrakes?

A total of 8 spoiler panels.

A total of 10 spoiler panels.

A total of 12 spoiler panels.

A total of 14 spoiler panels.

Correct! Wrong!

What is wheel to rudder cross-tie?

Ability to dampen Dutch roll with control wheel only.

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

Ability to control rudder trim with control wheel inputs.

Ability to override rudder inputs with the control wheel inputs.

Correct! Wrong!

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

Position feedback transducers.

Primary Flight Computers (PFCs).

Actuator Control Electronics (ACES).

Power Control Units (PCUs).

Correct! Wrong!

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

Spoilers 8 to 14

Spoilers 1 to 7

Spoilers 1 and 14

Spolers 5 and 10

Correct! Wrong!

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

Spoilers 4,11

None. Speedbrakes are disabled.

Spoilers 1-7

Spoilers 5,10

Correct! Wrong!

What happens if uncommanded stabilizer motion is sensed?

Power to the affected STCM is shut off.

The A/P engages automatically.

The stabilizer is locked in place.

Power to all STCMs is shut off.

Correct! Wrong!

Under what conditions does the SPEEDBRAKE EXTENDED EICAS message display?

After landing, if speed-brakes fail to extend.

Any time speed-brakes are extended.

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

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

Correct! Wrong!

What is FALSE about stabilizer trim?

As airspeed increases, trim rate increases.

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.

Correct! Wrong!

Do the ailerons increase lift for takeoff?

Yes the ailerons move down with flaps 15 and 20.

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

No the ailerons are used only at high speed

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

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!

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

Take-off, rejected take-off and approach.

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

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

Take-off, rejected take-off and landing.

Correct! Wrong!

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

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

The centre stabilizer control path is inoperative

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

Stabilizer asymmetry compensation is inoperative.

Correct! Wrong!

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

All statements are correct.

Autopilot is not available.

Protection features are NOT available.

The system operates in direct mode

Correct! Wrong!

Which of these flight control surfaces assist in roll control?

Flaperons and slats.

Ailerons and flaperons.

Slats and spoilers.

Slats only.

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!

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

Autopilot and envelope protection are NOT available.

All spoilers remain usable.

Thrust Asymmetry is NOT available.

Envelope protection features are NOT available.

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.

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

Re-extension is limited to the commended flap position.

Correct! Wrong!

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

Secondary FCC.

Primary Flight Computers (PFCs).

Electro hydraulic servos.

Actuator Control Electronics (ACES).

Correct! Wrong!

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

The green band on the indicator turns amber

The EICAS message STAB GREENBAND displays

The CDU displays the VERIFY TRIM message in the scratchpad

The green band and the pointer are not displayed

Correct! Wrong!

Which of these flight control surfaces aid in roll control?

Ailerons, flaperons and spoilers.

Slats and spoilers only.

Flaperons and slats.

Krueger flaps, slats and spoilers.

Correct! Wrong!

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

During engine out go-arounds.

Only on the ground.

All the time.

Only during approaches.

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?

7.5 degrees.

9.5 degrees.

13 degrees.

8 degrees.

Correct! Wrong!

When do the alternate pitch trim levers move the stabilizer?

The levers move the stabilizer directly at all times.

During flight control secondary and direct modes.

Only on the ground.

When the autopilot is disengaged.

Correct! Wrong!

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

200 knot.

180 knot.

210 knot.

220 knot.

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 principle is used when direct mode is in use?

Direct control surface deflection.

Hydraulic signal modulation.

Electric signals.

Mechanical linkage.

Correct! Wrong!

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

Ailerons, flaperons and elevators.

Ailerons, flaperons and spoilers.

Ailerons, flaperons and slats.

Ailerons, flaperons and flaps.

Correct! Wrong!

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

Always on EICAS

Only during landing, on CDU.

Only in flight, on control wheel.

Only on the ground, on pitch trim indicators.

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

Correct! Wrong!

What control do the flaperons and ailerons provide?

Roll control assisted by asymmetric spoilers.

Increased wing lift and decreased stall speed.

Yaw control assisted by the rudder.

Pitch control assisted by a movable horizontal stabilizer.

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 OFF.

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

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

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

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 4 and 11.

Spoilers 1 and 14.

Correct! Wrong!

Which trim control is inhibited when the autopilot is engaged?

Alternate pitch trim levers.

Control wheel pitch trim switches.

Trim control pitch

Alternate control pitch trim.

Correct! Wrong!

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

Normal.

Direct.

All flight control modes.

Secondary.

Correct! Wrong!

What does stall warning consist of?

Stall warning horn.

EICAS message 'STALL'.

Stick shaker followed by stall warning.

Stick shaker but NO stall warning.

Correct! Wrong!

When do the PFCs make self-test?

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

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

After hydraulic system depressurization.

After hydraulic system pressurization.

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 the engine is damaged or surges.

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

When an engine is at idle thrust.

Correct! Wrong!

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

The FMC weight entry and CG may be incorrect.

The stabilizer position indicator is unreliable.

All statements are correct.

Power to the stabilizer position indicator is lost.

Correct! Wrong!

What can you say about the FLAPS DRIVE EICAS message?

Arm the alternate system.

The flaps will operate in secondary mode.

The EICAS flap indicator display turns magenta.

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

Correct! Wrong!

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

Pneumatic.

Mechanical.

Hydraulic.

Electric.

Correct! Wrong!

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

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

Speedbrake is UP after landing.

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.

Correct! Wrong!

What does the PRI FLIGHT COMPUTERS EICAS message indicate?

The system is in the secondary mode.

The system is in primary mode.

Flight control modes are not affected.

The system is in direct mode

Correct! Wrong!

Are the PFCs and ACEs used in direct mode?

It is not possible.

Both PFCs and ACEs

Only PFCs

Only ACEs

Correct! Wrong!

Which one of the following statements is incorrect?

The spoilers augment roll control.

Spoilers 4 and 11 are mechanically operated.

Spoilers 5 and 10 are available as ground spoilers only.

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

Correct! Wrong!

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

Disable direct rudder control.

Connects hydraulic supply to STCM.

Engages gust suppression.

Disconnects hydraulic supply to STCM.

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 speedbrake extension or retraction.

During flap extension or retraction

Correct! Wrong!

Which statement is NOT true regarding the flap position indicator?

The flap position indicator is on the PFD.

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

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.

Correct! Wrong!

Which of the following are NOT stall protection features?

In landing configuration, leading slats move to gapped position.

Stick shaker activates.

The auto-throttle advances to maintain minimum airspeed.

The auto-throttle disconnects.

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.

Actuator Control Electronics (ACES) are NOT available.

The autopilot is available.

Envelope protection features are NOT available.

Correct! Wrong!

Boeing B777 – Flight controls