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

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

Direct.

All flight control modes.

Secondary.

Normal.

Correct! Wrong!

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

Ailerons, flaperons and elevators.

Ailerons, flaperons and slats.

Ailerons, flaperons and spoilers.

Ailerons, flaperons and flaps.

Correct! Wrong!

Do the ailerons increase lift for takeoff?

No the ailerons are used only at high speed

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

Yes the ailerons move down with flaps 15 and 20.

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

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.

9.5 degrees.

13 degrees.

7.5 degrees.

Correct! Wrong!

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

Spoilers 1 and 14

Spoilers 1 to 7

Spoilers 8 to 14

Spolers 5 and 10

Correct! Wrong!

What is true about turn compensation?

The turn compensation switch is on the overhead panel.

It is available only in the secondary mode.

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.

Correct! Wrong!

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

Slats only.

Krueger flaps and slats.

Flaperons.

Flaperons and slats.

Correct! Wrong!

Which of the following are NOT stall protection features?

Stick shaker activates.

The auto-throttle advances to maintain minimum airspeed.

In landing configuration, leading slats move to gapped position.

The auto-throttle disconnects.

Correct! Wrong!

What is FALSE about Flap/Slat Load Relief?

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.

Re-extension is limited to the commended flap position.

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

Correct! Wrong!

What is the correct statement?

Aileron trim in inhibited when the autopilot is engaged.

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.

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!

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

Actuator Control Electronics (ACES) are NOT available.

The Primary Flight Computers (PFCs) are NOT available.

Envelope protection features are NOT available.

The autopilot is available.

Correct! Wrong!

When does TAC automatically add rudder to minimize yaw?

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

When the engine is damaged or surges.

When an engine is at idle thrust.

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

Correct! Wrong!

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

Engages gust suppression.

Disable direct rudder control.

Connects hydraulic supply to STCM.

Disconnects hydraulic supply to STCM.

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!

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

Primary Flight Computers (PFCs).

Position feedback transducers.

Power Control Units (PCUs).

Actuator Control Electronics (ACES).

Correct! Wrong!

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

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

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

The centre stabilizer control path is inoperative

Stabilizer asymmetry compensation is inoperative.

Correct! Wrong!

Which of these flight control surfaces aid in roll control?

Ailerons, flaperons and spoilers.

Slats and spoilers only.

Krueger flaps, slats and spoilers.

Flaperons and slats.

Correct! Wrong!

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

During airspeed changes.

During flap extension or retraction

During speedbrake extension or retraction.

All statements are correct.

Correct! Wrong!

What happens if uncommanded stabilizer motion is sensed?

Power to all STCMs is shut off.

Power to the affected STCM is shut off.

The stabilizer is locked in place.

The A/P engages automatically.

Correct! Wrong!

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

Spoilers 5 and 8.

Spoilers 5 and 10.

Spoilers 1 and 14.

Spoilers 4 and 11.

Correct! Wrong!

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

Autopilot is not available.

Protection features are NOT available.

All statements are correct.

The system operates in direct mode

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!

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

Electro hydraulic servos.

Secondary FCC.

Actuator Control Electronics (ACES).

Primary Flight Computers (PFCs).

Correct! Wrong!

What does stall warning consist of?

Stall warning horn.

Stick shaker but NO stall warning.

EICAS message 'STALL'.

Stick shaker followed by stall warning.

Correct! Wrong!

What does the EICAS message FLIGHT CONTROL MODE indicate?

Flight control system is operating in the secondary mode.

The Flap/Slat electronics units are inoperative.

Multiple flight control surfaces are inoperative.

Flight control system faults are detected.

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 magenta when slats and flaps are in transit.

The flap position indicator is on the PFD.

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

Correct! Wrong!

Are the PFCs and ACEs used in direct mode?

Only PFCs

Only ACEs

Both PFCs and ACEs

It is not possible.

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 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!

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

Only on the ground.

All the time.

During engine out go-arounds.

Only during approaches.

Correct! Wrong!

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

When thrust is changed.

For all configuration changes.

During airspeed changes only.

When the landing gear is extended.

Correct! Wrong!

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

Power to the stabilizer position indicator is lost.

The FMC weight entry and CG may be incorrect.

All statements are correct.

The stabilizer position indicator is unreliable.

Correct! Wrong!

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

The green band and the pointer are not displayed

The CDU displays the VERIFY TRIM message in the scratchpad

The green band on the indicator turns amber

The EICAS message STAB GREENBAND displays

Correct! Wrong!

How many spoiler panels are used as speedbrakes?

A total of 12 spoiler panels.

A total of 8 spoiler panels.

A total of 14 spoiler panels.

A total of 10 spoiler panels.

Correct! Wrong!

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

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

Take-off, rejected take-off and approach.

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

Take-off, rejected take-off and landing.

Correct! Wrong!

Under what conditions does the SPEEDBRAKE EXTENDED EICAS message display?

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.

After landing, if speed-brakes fail to extend.

Correct! Wrong!

Which of these flight control surfaces assist in roll control?

Flaperons and slats.

Slats and spoilers.

Ailerons and flaperons.

Slats only.

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 not correct concerning the flight control system when operating in secondary mode?

Autopilot and envelope protection are NOT available.

Envelope protection features are NOT available.

All spoilers remain usable.

Thrust Asymmetry is NOT available.

Correct! Wrong!

Which of the following is not a stall protection feature?

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.

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.

Correct! Wrong!

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

Only in flight, on control wheel.

Always on EICAS

Only on the ground, on pitch trim indicators.

Only during landing, on CDU.

Correct! Wrong!

When do the alternate pitch trim levers move the stabilizer?

Only on the ground.

During flight control secondary and direct modes.

The levers move the stabilizer directly at all times.

When the autopilot is disengaged.

Correct! Wrong!

Which one of the following statements is false?

Spoilers 4 and 11 are mechanically operated.

When augmenting roll control, the spoilers work asymmetrically.

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

There are 12 spoilers.

Correct! Wrong!

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

220 knot.

210 knot.

180 knot.

200 knot.

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!

What is wheel to rudder cross-tie?

Ability to override rudder inputs with the control wheel inputs.

Ability to control rudder trim with control wheel inputs.

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

Ability to dampen Dutch roll with control wheel only.

Correct! Wrong!

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

Electric.

Mechanical.

Hydraulic.

Pneumatic.

Correct! Wrong!

Which trim control is inhibited when the autopilot is engaged?

Alternate pitch trim levers.

Alternate control pitch trim.

Trim control pitch

Control wheel pitch trim switches.

Correct! Wrong!

What is FALSE about stabilizer trim?

As airspeed increases, trim rate increases.

As airspeed increases, trim rate decreases.

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

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

Correct! Wrong!

What can you say about the FLAPS DRIVE EICAS message?

Arm the alternate system.

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

The flaps will operate in secondary mode.

The EICAS flap indicator display turns magenta.

Correct! Wrong!

What does the PRI FLIGHT COMPUTERS EICAS message indicate?

The system is in primary mode.

The system is in direct mode

The system is in the secondary mode.

Flight control modes are not affected.

Correct! Wrong!

Which one of the following statements is incorrect?

Spoilers 5 and 10 are available as ground spoilers only.

Spoilers 4 and 11 are mechanically operated.

The spoilers augment roll control.

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

Correct! Wrong!

Boeing B777 – Flight controls