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

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

Position feedback transducers.

Power Control Units (PCUs).

Actuator Control Electronics (ACES).

Primary Flight Computers (PFCs).

Correct! Wrong!

What is FALSE about stabilizer trim?

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.

As airspeed increases, trim rate increases.

As airspeed increases, trim rate decreases.

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.

No the ailerons are used only at high speed

Yes the ailerons move down with flaps 15 and 20.

Correct! Wrong!

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

Spoilers 1 to 7

Spoilers 1 and 14

Spoilers 8 to 14

Spolers 5 and 10

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.

It is available only in the secondary mode.

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

Correct! Wrong!

When do the PFCs make self-test?

After hydraulic system depressurization.

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

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

After hydraulic system pressurization.

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 FALSE about Flap/Slat Load Relief?

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

Re-extension is limited to the commended flap position.

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

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

Correct! Wrong!

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

During airspeed changes only.

For all configuration changes.

When thrust is changed.

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 CDU displays the VERIFY TRIM message in the scratchpad

The EICAS message STAB GREENBAND displays

The green band on the indicator turns amber

The green band and the pointer are not displayed

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 of the following are NOT stall protection features?

Stick shaker activates.

In landing configuration, leading slats move to gapped position.

The auto-throttle advances to maintain minimum airspeed.

The auto-throttle disconnects.

Correct! Wrong!

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

Spoilers 1 and 14.

Spoilers 5 and 8.

Spoilers 4 and 11.

Spoilers 5 and 10.

Correct! Wrong!

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

Envelope protection features are NOT available.

The autopilot is available.

Actuator Control Electronics (ACES) are NOT available.

The Primary Flight Computers (PFCs) 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.

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

Aileron trim in inhibited when the autopilot is engaged.

All statements are correct.

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 available.

The Primary Flight Computers (PFCs) are NOT available.

Autopilot and envelope are NOT available.

Correct! Wrong!

What is wheel to rudder cross-tie?

Ability to control rudder trim with control wheel inputs.

Ability to override rudder inputs with the control wheel inputs.

Ability to dampen Dutch roll with control wheel only.

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

Correct! Wrong!

Which one of the following statements is false?

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

Spoilers 4 and 11 are mechanically operated.

When augmenting roll control, the spoilers work asymmetrically.

There are 12 spoilers.

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!

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

Ailerons, flaperons and flaps.

Ailerons, flaperons and slats.

Ailerons, flaperons and elevators.

Ailerons, flaperons and spoilers.

Correct! Wrong!

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

Spoilers 5,10

None. Speedbrakes are disabled.

Spoilers 1-7

Spoilers 4,11

Correct! Wrong!

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

200 knot.

180 knot.

210 knot.

220 knot.

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!

What happens if uncommanded stabilizer motion is sensed?

Power to all STCMs is shut off.

The stabilizer is locked in place.

Power to the affected STCM is shut off.

The A/P engages automatically.

Correct! Wrong!

When does TAC automatically add rudder to minimize yaw?

When an engine is at idle thrust.

When the engine is damaged or surges.

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

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

Correct! Wrong!

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

Normal.

Secondary.

Direct.

All flight control modes.

Correct! Wrong!

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

During flap extension or retraction

During airspeed changes.

All statements are correct.

During speedbrake extension or retraction.

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!

Under what conditions does the SPEEDBRAKE EXTENDED EICAS message display?

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.

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

Correct! Wrong!

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

Pneumatic.

Electric.

Mechanical.

Hydraulic.

Correct! Wrong!

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

Disable direct rudder control.

Engages gust suppression.

Connects hydraulic supply to STCM.

Disconnects hydraulic supply to STCM.

Correct! Wrong!

Which trim control is inhibited when the autopilot is engaged?

Alternate pitch trim levers.

Trim control pitch

Alternate control pitch trim.

Control wheel pitch trim switches.

Correct! Wrong!

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

Actuator Control Electronics (ACES).

Primary Flight Computers (PFCs).

Secondary FCC.

Electro hydraulic servos.

Correct! Wrong!

When do the alternate pitch trim levers move the stabilizer?

During flight control secondary and direct modes.

The levers move the stabilizer directly at all times.

Only on the ground.

When the autopilot is disengaged.

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!

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!

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.

8 degrees.

13 degrees.

7.5 degrees.

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!

Which statement is NOT true regarding the flap position indicator?

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.

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

Correct! Wrong!

What principle is used when direct mode is in use?

Direct control surface deflection.

Hydraulic signal modulation.

Mechanical linkage.

Electric signals.

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, approach and landing.

Take-off, rejected take-off and landing.

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

Correct! Wrong!

Which one of the following statements is incorrect?

Spoilers 5 and 10 are available as ground spoilers only.

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

The spoilers augment roll control.

Spoilers 4 and 11 are mechanically operated.

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!

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

Only during approaches.

Only on the ground.

During engine out go-arounds.

All the time.

Correct! Wrong!

Which of these flight control surfaces assist in roll control?

Slats only.

Slats and spoilers.

Flaperons and slats.

Ailerons and flaperons.

Correct! Wrong!

What does the PRI FLIGHT COMPUTERS EICAS message indicate?

The system is in the secondary mode.

The system is in direct mode

The system is in primary mode.

Flight control modes are not affected.

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.

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

Speedbrake is UP after landing.

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

Correct! Wrong!

What does stall warning consist of?

Stick shaker but NO stall warning.

Stall warning horn.

EICAS message 'STALL'.

Stick shaker followed by stall warning.

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.

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

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

Correct! Wrong!

Which of these flight control surfaces aid in roll control?

Slats and spoilers only.

Flaperons and slats.

Ailerons, flaperons and spoilers.

Krueger flaps, slats and spoilers.

Correct! Wrong!

What control do the flaperons and ailerons provide?

Yaw control assisted by the rudder.

Pitch control assisted by a movable horizontal stabilizer.

Roll control assisted by asymmetric spoilers.

Increased wing lift and decreased stall speed.

Correct! Wrong!

What can you say about the FLAPS DRIVE EICAS message?

Arm the alternate system.

The EICAS flap indicator display turns magenta.

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

The flaps will operate in secondary mode.

Correct! Wrong!

Boeing B777 – Flight controls