LDG GR

Question 1

Landing gear can be extended by

Accepted Answer

The green system or electro-mechanical gravity extension

Answer

The green system, or yellow system in stand-by

Answer

The green system for unlocking, gravity extension, and green system for downlocking

Answer

The blue system or mechanical gravity extension

Question 2

The braking modes are

Accepted Answer

Green or Blue with anti-skid, Blue without anti-skid, parking brake

Answer

Green with anti skid, Blue without anti-skid, parking brake

Answer

Green with or without anti-skid, Yellow without anti-skid, parking brake

Answer

Green with anti-skid, Blue without anti-skid

Question 3

When the A/SKID & N/W STRG switch is set to OFF

Accepted Answer

Anti-skid and nose wheel steering are both deactivated

Answer

Anti-skid only is deactivated

Answer

Nose wheel steering only is deactivated

Answer

Anti-skid provides a fixed aircraft deceleration

Question 4

Landing Gear position indications are provided

Accepted Answer

On the centre instrument panel and on ECAM

Answer

On the centre instrument panel and on the overhead panel

Answer

On ECAM only

Answer

On the centre instrument panel, on ECAM and by visual means on the wings

Question 5

When auto brake operates, it can be deactivated by

Accepted Answer

Pressing the pushbutton or losing an arming condition, depressing one pedal enough when auto brake is operating in MAX, MED or LO, or by ground spoiler retraction

Answer

Pressing the pushbutton or losing an arming condition

Answer

Depressing one pedal enough when auto brake is operating in MAX, MED or LO

Answer

Ground spoiler retraction

Question 6

The nose wheel steering is powered by

Accepted Answer

The green hydraulic system

Answer

An electric actuator

Answer

The blue hydraulic system

Answer

The green hydraulic system and an electric actuator

Question 7

Nose wheel steering is available

Accepted Answer

Only if the nose gear doors are closed

Answer

When the landing gear doors are open

Answer

Provided all landing gear doors are closed

Answer

When the A/SKID & N/W STRG switch is selected OFF

Question 8

Nose wheel steering is electrically signalled by

Accepted Answer

The BSCU

Answer

LGCIU 1

Answer

LGCIU 2

Answer

Both LGCIU 1 and LGCIU 2

Question 9

Pressure to the nose wheel steering system is shut off

Accepted Answer

When the towing lever is in the towing position or when both engines are shut down

Answer

During ground operation with one engine shut down or when aircraft speed is above 60 kt

Answer

When the nose landing gear doors are closed

Answer

When the aircraft is on the ground

Question 10

The hand wheels in the cockpit provide a maximum nose wheel steering angle of

Accepted Answer

72°

Answer

70°

Answer

75°

Answer

90°

Question 11

After takeoff the nose wheel is centred

Accepted Answer

Using an internal cam mechanism

Answer

Hydraulically

Answer

Using an internal spring mechanism

Answer

Using a signal from the BSCU

Question 12

Nose wheel steering by rudder pedals is limited to

Accepted Answer

A maximum of ± 6° depending on aircraft speed

Answer

± 6° under all conditions

Answer

± 75°

Answer

± 90°

Question 13

If the A/SKID & N/W STRG switch is in the OFF position

Accepted Answer

The E/WD memo shows NW STRG DISC in green (it becomes amber if one engine is running)

Answer

The E/WD memo shows NW STRG DISC in green at all times

Answer

The NWS FAULT light illuminates

Answer

N/W STRG appears amber on the ECAM WHEEL page

Question 14

Nose wheel steering is available on landing under the following conditions

Accepted Answer

Speed below 100 kt, at least one engine running, towing lever in normal position, aircraft on ground

Answer

Speed below 150 kt, both engines running, towing lever in normal position, aircraft on ground

Answer

Speed below 100 kt, both engines running, towing lever in normal position, aircraft on ground

Answer

Speed below 170 kt, both engines running, aircraft on ground

Question 15

Hydraulic pressure to the landing gear is supplied

Accepted Answer

At speeds up to 280 kt

Answer

Regardless of aircraft speed

Answer

At speeds up to 250 kt

Answer

At speeds up to 300 kt

Question 16

If after takeoff the nose gear shock absorber is not fully extended

Accepted Answer

The gear cannot be retracted; the gear lever is locked by an interlock mechanism

Answer

The gear can still be retracted safely under all circumstances

Answer

The gear can be retracted provided the nose gear has automatically centred

Answer

The gear can be retracted once the nose wheel has been manually centred

Question 17

What is the max speed for landing gear gravity extension?

Accepted Answer

200kts

Answer

280kts

Answer

250kts

Answer

220kts

Question 18

With reference to the landing gear position indicators on the ECAM WHEEL page, if the LH triangles show green and the RH triangles show amber crosses

Accepted Answer

The landing gear is locked down

Answer

The landing gear is not locked down

Answer

The right main gear only is locked down

Answer

The left main gear only is locked down

Question 19

During approach, MASTER WARN, red arrow and GEAR NOT DOWN on ECAM

Accepted Answer

Indicates landing gear not down locked, flaps at 2, 3 or FULL and radio height lower than 750 ft

Answer

Indicates landing gear down locked and flaps at FULL

Answer

Indicates landing gear not downlocked and both engines not at TOGA

Answer

Would not be triggered by either landing gear not down locked with flaps at 2, 3 or FULL and radio height lower than 750 ft or landing gear down locked with flaps at FULL

Question 20

The brakes are actuated by two independent systems, pressurised by the

Accepted Answer

Blue and green hydraulic systems

Answer

Yellow and green hydraulic systems

Answer

Blue and yellow hydraulic systems

Answer

PTU and the blue hydraulic system

Question 21

The alternate brake system uses

Accepted Answer

Both the blue hydraulic system and the hydraulic accumulator

Answer

The blue hydraulic system

Answer

The hydraulic accumulator

Answer

The BLUE ELEC pump

Question 22

Brake pressure from the hydraulic accumulator only is available

Accepted Answer

In alternate mode (without anti-skid)

Answer

In normal mode (with anti-skid)

Answer

In alternate mode (with anti-skid)

Answer

Only when green hydraulic pressure is available

Question 23

Normally the anti-skid system reference speed is determined by

Accepted Answer

The ADIRUs through the BSCU

Answer

A wheel tachometer

Answer

The LGCIUs

Answer

The BSCUs

Question 24

The principle of the anti-skid system is

Accepted Answer

Comparing wheel speed with aircraft reference speed

Answer

Comparing the speed difference between the four wheels

Answer

Comparing wheel speeds between left and right landing gear

Answer

Comparing left and right wheel speeds on the same main landing gear

Question 25

Following failure of all 3 ADIRUs, is anti-skid still available?

Accepted Answer

Yes

Answer

No

Answer

Only with yellow hydraulics

Answer

Only with green hydraulics

Question 26

With green hydraulic system pressure available and the A/SKID & N/W STRG switch OFF

Accepted Answer

Braking is alternate without anti-skid, nose wheel steering is lost

Answer

Braking is normal, nose wheel steering is lost

Answer

Braking is alternate, nose wheel steering is normal

Answer

Braking is normal, nose wheel steering is normal

Question 27

When using alternate braking, powered by the blue system, auto brake is

Accepted Answer

Lost

Answer

Still available with anti-skid

Answer

Still available but without anti-skid

Answer

Still available provided blue system hydraulic pressure is available

Question 28

When the PARK BRK handle is set to ON, pressure is assured for

Accepted Answer

At least 12 hours

Answer

At least 10 hours

Answer

At least 8 hours on the green system

Answer

At least 14 hours

Question 29

Is the autobrake deactivated when the PARK BRK handle is moved to ON?

Accepted Answer

No

Answer

Yes, in all cases

Answer

Yes, provided the aircraft is stationary

Answer

Yes, in all cases, provided the aircraft is stationary

Question 30

Autobraking is initiated by

Accepted Answer

Ground spoilers extension

Answer

Reverse thrust selection

Answer

Nose gear oleo compression

Answer

Main gear oleo compression

Question 31

After landing, when the ground spoilers are retracted by depressing the lever, is the autobrake deactivated?

Accepted Answer

Yes

Answer

No, the pilot must press the brake pedals to deactivate

Answer

No, autobrake is deactivated only by pressing the pushbutton or the brake pedals

Answer

No, because speed must be below 72 kt for autobrake to activate

Question 32

The BRAKE & ACCU PRESS gauge shows pressure

Accepted Answer

Delivered to left and right brake units (by the blue system) and the brake accumulator

Answer

From the blue hydraulic system

Answer

From the accumulator only

Answer

From the green hydraulic system

Question 33

During an RTO with autobrake MAX, engines in reverse, ground spoilers not armed, will the autobrake activate?

Accepted Answer

Yes, because the spoilers will still deploy if speed is greater than 72 k

Answer

No, because the spoilers will not deploy if not armed

Answer

Yes, provided speed is less than 72 kt

Answer

Yes, but only if yellow hydraulic pressure is available

Question 34

The HOT light on the brake fan pushbutton illuminates when brake temperature reaches

Accepted Answer

300°C

Answer

250°C

Answer

315°C

Answer

725°C

Question 35

On the ECAM WHEEL page, AUTOBRAKE is displayed in green. This indicates

Accepted Answer

That the autobrake is armed

Answer

That the autobrake is disengaged

Answer

An autobrake failure

Answer

An anti-skid failure

Question 36

On the ECAM WHEEL page, a green arc over the hottest wheel indicates brake temperature above

Accepted Answer

100°C

Answer

300°C

Answer

50°C

Answer

725°C

Question 37

After lift off, is the BRAKES HOT warning on ECAM still available?

Accepted Answer

Yes, landing gear down or up

Answer

Yes, with landing gear down only

Answer

No

Answer

Only in flight phases 4 & 8

Question 38

On the ramp with engines running, PARK BRK set ON

Accepted Answer

The ECAM displays PARK BRK in green

Answer

Parking brake status is not displayed on ECAM

Answer

The ECAM displays PARK BRK in blue (because of accumulator pressure)

Answer

The ECAM displays PARK BRK in red

Question 39

After a landing gear gravity extension, is it possible to restore normal landing gear operation if green hydraulic pressure is available?

Accepted Answer

Yes

Answer

No

Answer

Yes, but only after landing

Answer

No, it requires maintenance action

Question 40

The landing gear indicator panel receives information from

Accepted Answer

LGCIU 1

Answer

LGCIU 2

Answer

LGCIU 1 and LGCIU 2

Answer

The BSCU

Question 41

The red arrow near the landing gear lever illuminates when

Accepted Answer

The landing gear is not down locked in landing configuration associated with red ECAM

Answer

The landing gear is in transit

Answer

The landing gear is not up locked after retraction

Answer

The landing gear is in an abnormal position

Question 42

The landing gear indicator panel UNLK light illuminates red if

Accepted Answer

Gear is not locked in the selected position

Answer

Gear is extended by gravity and the doors are not closed

Answer

Gear is extended normally and doors are not closed

Answer

Gear is not selected down by 1,000 ft RA

Question 43

Which ADIRUs close the safety valve of the green hydraulic supply to the landing gear when speed is greater than 280 kt?

Accepted Answer

ADIRU1&3

Answer

ADIRU1&2

Answer

ADIRU2&3

Answer

ADIRU3&4

LDG GR

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