Airbus A320 – Navigation - SmartCockpit - Airline training guides, Aviation, Operations, Safety

How many ADIRUs (Air Data Inertial Reference Units) does the aircraft have?

Three (two active, one back up).

Two (all active).

Three (all active).

Two (one active, one backup).

Correct! Wrong!

A 'fast align' of the IRs can be achieved by selecting the rotator switches OFF and then back to:

ATT within 10 second.

ATT within 5 seconds

NAV within 10 seconds.

NAV within 5 seconds.

Correct! Wrong!

When are the Radio Altimeters self-tested?

During second engine start.

At AC electrical power up.

During first engine start.

When the gear is selected down.

Correct! Wrong!

One A/P can be engaged on the ground if the engines are not running.

This A/P will disengage when taxi starts.

This A/P will disengage when both engines are started.

This A/P will disengage when one engine is started.

This A/P will disengage when speed is sensed at more than 10 kt.

Correct! Wrong!

What is the minimum RNP accuracy with GPS PRIMARY on approach?

0.5 NM.

2 NM.

1 NM.

0.3 NM.

Correct! Wrong!

The ON BAT light on the ADIRS CDU illuminates:

When an IRU fault is detected.

When one or more ADIRUs is/are supplied by airplane battery only.

Only when all IRUs are on battery power.

Correct! Wrong!

What computer(s) perform(s) the GP-IRS hybrid position calculation?

ADIRS 1 + 2 + 3

FMGC 2.

FMGC 1.

MMR 1+2.

Correct! Wrong!

ADIRU 3 is supplied by all the standby probes and which primary probe?

CM1’s AOA.

CM1’s TAT.

CM1’s Static Port.

CM1’s pitot.

Correct! Wrong!

Can the flight crew depress the RMP ON NAV pushbutton and use the RMP for navigation simultaneously with FMGC autotuning?

No, RMP backup tuning supersedes the autotuning function of both FMGCs.

Yes, because the opposite FMGC will continue to autotune navaids.

Correct! Wrong!

The Flight Path Vector (FPV) is a function of the:

ADRs.

IRs.

Correct! Wrong!

When the thrust levers are moved to the takeoff position, the FMGS updates its position at takeoff using:

IRS/DME/DME positioning.

The navigation database and the takeoff runway entered into the MCDU by the pilot.

The VOR/DME currently tuned.

IRS/ILS/DME positioning.

Correct! Wrong!

What is the minimum RNP accuracy with GPS PRIMARY in the Terminal area?

0.3 NM.

3 NM.

1 NM.

0.5 NM.

Correct! Wrong!

Use of the ISIS bugs function is not recommended because, in the event that both PFDs are lost in flight, when the ISIS bugs were previously set for takeoff, then for the approach, the bugs would remain at the takeoff characteristic speed settings.

True.

False.

Correct! Wrong!

The FWC generates a synthetic voice for radio height announcement below 2,500 ft. These announcements come through the cockpit loudspeakers, even if the speakers are turned off.

False.

True.

Correct! Wrong!

What data do the IRs (Inertial Reference) directly gather?

Attitude, heading/track, aircraft position, acceleration.

Attitude, heading/track, aircraft position, acceleration, vertical speed.

Attitude, heading/track, aircraft position, acceleration, vertical speed, ground speed, radio altitude.

Attitude, heading/track, aircraft position, acceleration, vertical speed, ground speed.

Correct! Wrong!

The IR will experience drift in 'ATT' position and it will need a periodic heading update.

False.

True.

Correct! Wrong!

What does the red area indicate on the BUSS (Back Up Speed Scale)?

Below VLS.

Below Alpha Max.

Below Alpha prot.

Below VSW.

Correct! Wrong!

The flight crew interfaces with the FMGS using the:

FCU.

Thrust Levers.

All statements are correct.

MCDU.

Correct! Wrong!

The ISIS gathers inputs from:

ADIRU 1 + 2.

ADIRU 1 + 3.

ADIRU 1 only.

ADIRU 3 only.

Correct! Wrong!

A flashing white 'ALIGN' indication on the ADIRS panel means:

The respective IR is lost or there is an alignment fault

No present position entry after 10 min or the respective IR is lost.

Alignment is not available.

IR alignment fault, or no present position entry after 10 min, or difference between position at shutdown and entered position exceeds 1 degree of latitude or longitude.

Correct! Wrong!

Which of the following navaids can be autotuned?

VOR and DME.

ILS and ADF (for NDB data base approaches).

All statements are correct.

Correct! Wrong!

Overspeed warnings are a function of the:

ADRs (Air Data Reference).

IRs (Inertial Reference).

Correct! Wrong!

Each IR receives input from both GPS simultaneously.

True.

False.

Correct! Wrong!

An ADR1 failure results in a loss of predictive GPWS functions:

False.

True.

Correct! Wrong!

When electrical power is lost, ADIRU 1:

Is lost until electrical power is restored.

Remains on battery for 3 minutes until electrical power is restored.

Remains on battery power until electrical power is restored.

Remains on battery power for 5 minutes until electrical power is restored.

Correct! Wrong!

GPS1 supplies ADIRU 1 and GPS 2 supplies ADIRU 2. What supplies ADIRU 3?

GPS 1

GPS 2

GPS 1 and GPS 2.

GPS 1 or GPS 2.

Correct! Wrong!

What ADIRU (Air Data Inertial Reference Unit) selection modes are there ?

NAV, STBY, OFF.

NAV, ATT, OFF.

ATT, STBY, OFF.

ON, STBY, OFF.

Correct! Wrong!

The takeoff bias is:

Blended out over the next 60 minutes.

Replaced when a bias is computed based on radio position.

Blended out over the next 30 minutes.

Retained for the remainder of the flight.

Correct! Wrong!

What are the different types of flight guidance?

Automatic and manual.

Managed and selected.

Managed and manual.

Slaved and managed.

Correct! Wrong!

You have been cleared to intercept the localizer. You have pushed the LOC push button on the FCU. If all necessary data has been entered in the MCDU, can you now engage both autopilots?

No, the APPR pushbutton must be pushed first.

No, the LOC must capture before both autopilots will engage.

Yes.

Correct! Wrong!

How does the FMGS derive Vapp?

Vapp=VLS+5+(1/3 surface headwind component).

Vapp=VLS+5+1/2 surface headwind component.

Vapp=VLS+10+1/3 surface headwind component.

Vapp=VLS+10+1/2 surface headwind component.

Correct! Wrong!

Selection of the correct takeoff runway on the FMGC prior to each flight is necessary because:

Selection of the correct runway permits the FMGC to update its position at takeoff.

Selection of the correct runway insures proper pressurization.

The FADEC needs it to know how much to reduce the thrust for takeoff.

Correct! Wrong!

GPWS aural and visual warnings cannot be inhibited.

False

True

Correct! Wrong!

With a single RA failure:

All statements are correct.

APPR pushbutton cannot be used.

Auto callouts are lost.

Both PFDs share a single RA.

Correct! Wrong!

The weather radar image can be displayed on which modes of the ND?

All modes except Plan.

Rose NAV or ARC.

Rose VOR or Rose ILS.

Rose NAV or VOR.

Correct! Wrong!

The Back Up Speed Scale (BUSS) is available:

Below FL250.

Below FL200.

Above FL250.

Above FL200.

Correct! Wrong!

What does the Back Up Speed Scale (BUSS) use to indicate altitude?

Static port data.

AOA vane data.

Pitot probe data.

GPS data.

Correct! Wrong!

What data do the ADRs (Air Data Reference) directly gather?

Airspeed/Mach, temperature, barometric altitude, AOA, ground speed.

Airspeed/Mach, temperature, barometric altitude, AOA.

Airspeed/Mach, temperature, barometric altitude, AOA, back-up vertical speed.

Airspeed/Mach, temperature, barometric altitude.

Correct! Wrong!

The ADIRS 'ON BAT' light on the overhead panel indicates:

A battery test is being performed at the beginning of alignment or the batteries are supplying at least one ADIRU.

The batteries are supplying all ADIRUs.

A battery test is being performed at the beginning of alignment.

The battery test is being performed at the beginning of alignment or the batteries are supplying all ADIRUs.

Correct! Wrong!

The BUSS (Back Up Speed Scale) is always reversible.

False.

True.

Correct! Wrong!

What are the functions of the Air Data Modules (ADMs)?

Convert initial data from the laser gyro system to numerical data for the ADIRUs.

Convert pneumatic pitot/static data from probes to numerical data for the ADIRUs.

Correct! Wrong!

An air data module is a component of the navigation system. Each unit converts pneumatic (air pressure) information from a pitot tube or a static port into numerical information which is sent on a data bus. This pressure information is received and processed by the Air Data Reference (ADR) component of the Air Data Inertial Reference Unit (ADIRU).This processed information is then sent to one or more display management computers that present information on the cockpit's primary flight display. Airspeed information is also sent to the flight computers and other electronics,including the autoflight subsystem

When the aircraft is on ground and if at least one ADIRU is supplied by aircraft batteries:

All statements are correct.

The ADIRU and AVNCS light comes on amber on the EXTERNAL POWER panel.

An external horn sounds

Correct! Wrong!

The selected database date has expired. When must the active data base be changed?

The following calendar day.

Anytime prior to takeoff.

Prior to entering the preflight data.

Correct! Wrong!

The loudspeaker announces RETARD at:

20 ft or at 10 ft if autothrust is active and one autopilot is in LAND mode.

Between 15 and 20 ft with or without Autothrust.

20 ft at all times.

Correct! Wrong!

The aircraft has two radio altimeters (RA). CAPT PFD displays the RA1 height, and the F/Os PFD displays the RA2 height. If one RA fails, both PFDs display the height from the remaining RA.

False.

True.

Correct! Wrong!

What is the minimum RNP accuracy with GPS PRIMARY for departure and enroute?

3 NM.

0.3 NM.

0.5 NM.

1 NM.

Correct! Wrong!

All navaids are normally autotuned by the:

FMGC.

MCDU.

MCDU and ADIRU.

ADIRU.

Correct! Wrong!

What causes the Back Up Speed Scale (BUSS) to automatically appear?

ADR 1+2 FAULT/OFF.

ADR 1+3 FAULT/OFF.

ADR 2+3 FAULT/OFF.

ADR 1+2+3 FAULT/OFF.

Correct! Wrong!

The IR alignment count down stops one minute prior to accomplishment and the ALIGN lights are flashing. Why does it happen?

It is an indication that there is a disagreement between the IRs and the alignment must be restarted.

It is an indication that the alignment is complete but must be acknowledged.

It is an indication that alignment has stopped as the present position data has not been entered from the FMGS.

Correct! Wrong!

What data does the Back Up Speed Scale (BUSS) use to estimate airspeed?

Pitot probe data.

AOA vane data.

Static port data.

GPS data.

Correct! Wrong!

What is managed climb speed below 10,000 feet?

Best rate of climb speed.

210 kt.

Green dot.

250 kt.

Correct! Wrong!

When electrical power is lost, ADIRUs 2 and 3:

Remain on battery for 3 minutes until electrical power is restored.

Are lost until electrical power is restored.

Remain on battery power for 5 minutes until electrical power is restored.

Remain on battery power until electrical power is restored.

Correct! Wrong!

The ISIS LS shall not be used for takeoff using the localizer of the opposite runway, or for a back-course localizer approach. The LOC deviations are given in the wrong sense.

True.

False.

Correct! Wrong!

On the ground, the FMGC displays the position of the aircraft using:

IRS data only.

GPS data only.

IRS corrected by GPS.

GPS corrected by IRS

Correct! Wrong!

The ISIS is connected to:

AC ESS BUS and HOT BUS 2.

AC BUS 1 and HOT BUS 2.

DC ESS BUS and HOT BUS 1.

DC BUS 2 and HOT BUS 1

Correct! Wrong!

With the DATA selector set to HDG, the time remaining until the completed IRS alignment is displayed on the control display. How long does it take normally?

Approximately 1 minute.

Approximately 3 minutes.

Approximately 10 minutes.

Approximately 7 minutes.

Correct! Wrong!

Each ADIRU (Air Data Inertial Reference Unit) is comprised of an ADR (Air Data Reference) and IR (Inertial Reference). Can these work separately of each other in the case of a failure?

Yes.

No.

Correct! Wrong!

The aircraft has _ Multi Mode Receivers (MMRs) that receive GPS data from _ satellites.

2 / 28

2 / 24

4 / 28

4 / 24

Correct! Wrong!

What function does 'ATT' perform on the ADIRS rotary selector?

Used to retain attitude + position information with an IR fault.

Used to switch the IR to the standby IR’s data.

Used to fast align an IR in the air only.

Used to retain attitude + heading information with an IR fault.

Correct! Wrong!

When flying at cruise altitude, the aircraft navigates using radio navaids only.

False.

True.

Correct! Wrong!

The ISIS uses:

The primary accelerometers and gyrometers to display the attitude of the aircraft.

Its own set of accelerometers and gyrometers to display the attitude of the aircraft.

The primary accelerometers and gyrometers to display the vertical speed of the aircraft.

Its own set of accelerometers and gyrometers to display the vertical speed of the aircraft.

Correct! Wrong!

How many ADMs are there?

Four.

Eight.

Two.

Six.

Correct! Wrong!

Airbus A320 – Navigation

Airbus A320 – Navigation

How many ADIRUs (Air Data Inertial Reference Units) does the aircraft have?

A 'fast align' of the IRs can be achieved by selecting the rotator switches OFF and then back to:

When are the Radio Altimeters self-tested?

One A/P can be engaged on the ground if the engines are not running.

What is the minimum RNP accuracy with GPS PRIMARY on approach?

The ON BAT light on the ADIRS CDU illuminates:

What computer(s) perform(s) the GP-IRS hybrid position calculation?

ADIRU 3 is supplied by all the standby probes and which primary probe?

Can the flight crew depress the RMP ON NAV pushbutton and use the RMP for navigation simultaneously with FMGC autotuning?

The Flight Path Vector (FPV) is a function of the:

When the thrust levers are moved to the takeoff position, the FMGS updates its position at takeoff using:

What is the minimum RNP accuracy with GPS PRIMARY in the Terminal area?

Use of the ISIS bugs function is not recommended because, in the event that both PFDs are lost in flight, when the ISIS bugs were previously set for takeoff, then for the approach, the bugs would remain at the takeoff characteristic speed settings.

The FWC generates a synthetic voice for radio height announcement below 2,500 ft. These announcements come through the cockpit loudspeakers, even if the speakers are turned off.

What data do the IRs (Inertial Reference) directly gather?

The IR will experience drift in 'ATT' position and it will need a periodic heading update.

What does the red area indicate on the BUSS (Back Up Speed Scale)?

The flight crew interfaces with the FMGS using the:

The ISIS gathers inputs from:

A flashing white 'ALIGN' indication on the ADIRS panel means:

Which of the following navaids can be autotuned?

Overspeed warnings are a function of the:

Each IR receives input from both GPS simultaneously.

An ADR1 failure results in a loss of predictive GPWS functions:

When electrical power is lost, ADIRU 1:

GPS1 supplies ADIRU 1 and GPS 2 supplies ADIRU 2. What supplies ADIRU 3?

What ADIRU (Air Data Inertial Reference Unit) selection modes are there ?

The takeoff bias is:

What are the different types of flight guidance?

You have been cleared to intercept the localizer. You have pushed the LOC push button on the FCU. If all necessary data has been entered in the MCDU, can you now engage both autopilots?

How does the FMGS derive Vapp?

Selection of the correct takeoff runway on the FMGC prior to each flight is necessary because:

GPWS aural and visual warnings cannot be inhibited.

With a single RA failure:

The weather radar image can be displayed on which modes of the ND?

The Back Up Speed Scale (BUSS) is available:

What does the Back Up Speed Scale (BUSS) use to indicate altitude?

What data do the ADRs (Air Data Reference) directly gather?

The ADIRS 'ON BAT' light on the overhead panel indicates:

The BUSS (Back Up Speed Scale) is always reversible.

What are the functions of the Air Data Modules (ADMs)?

When the aircraft is on ground and if at least one ADIRU is supplied by aircraft batteries:

The selected database date has expired. When must the active data base be changed?

The loudspeaker announces RETARD at:

The aircraft has two radio altimeters (RA). CAPT PFD displays the RA1 height, and the F/Os PFD displays the RA2 height. If one RA fails, both PFDs display the height from the remaining RA.

What is the minimum RNP accuracy with GPS PRIMARY for departure and enroute?

All navaids are normally autotuned by the:

What causes the Back Up Speed Scale (BUSS) to automatically appear?

The IR alignment count down stops one minute prior to accomplishment and the ALIGN lights are flashing. Why does it happen?

What data does the Back Up Speed Scale (BUSS) use to estimate airspeed?

What is managed climb speed below 10,000 feet?

When electrical power is lost, ADIRUs 2 and 3:

The ISIS LS shall not be used for takeoff using the localizer of the opposite runway, or for a back-course localizer approach. The LOC deviations are given in the wrong sense.

On the ground, the FMGC displays the position of the aircraft using:

The ISIS is connected to:

With the DATA selector set to HDG, the time remaining until the completed IRS alignment is displayed on the control display. How long does it take normally?

Each ADIRU (Air Data Inertial Reference Unit) is comprised of an ADR (Air Data Reference) and IR (Inertial Reference). Can these work separately of each other in the case of a failure?

The aircraft has _____ Multi Mode Receivers (MMRs) that receive GPS data from _____ satellites.

What function does 'ATT' perform on the ADIRS rotary selector?

When flying at cruise altitude, the aircraft navigates using radio navaids only.

The ISIS uses:

How many ADMs are there?

The aircraft has _ Multi Mode Receivers (MMRs) that receive GPS data from _ satellites.