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

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?

No.

Yes.

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!

What is managed climb speed below 10,000 feet?

210 kt.

Best rate of climb speed.

Green dot.

250 kt.

Correct! Wrong!

The Back Up Speed Scale (BUSS) is available:

Below FL250.

Above FL250.

Below FL200.

Above FL200.

Correct! Wrong!

The ISIS uses:

The primary 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.

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

Correct! Wrong!

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

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

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

Attitude, heading/track, aircraft position, acceleration.

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

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!

GPWS aural and visual warnings cannot be inhibited.

False

True

Correct! Wrong!

The ISIS is connected to:

AC BUS 1 and HOT BUS 2.

DC ESS BUS and HOT BUS 1.

AC ESS BUS and HOT BUS 2.

DC BUS 2 and HOT BUS 1

Correct! Wrong!

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

Rose VOR or Rose ILS.

All modes except Plan.

Rose NAV or VOR.

Rose NAV or ARC.

Correct! Wrong!

Which of the following navaids can be autotuned?

All statements are correct.

VOR and DME.

ILS and ADF (for NDB data base approaches).

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.

Yes.

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

Correct! Wrong!

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

False.

True.

Correct! Wrong!

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

FMGC 2.

ADIRS 1 + 2 + 3

MMR 1+2.

FMGC 1.

Correct! Wrong!

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

Anytime prior to takeoff.

Prior to entering the preflight data.

The following calendar day.

Correct! Wrong!

When electrical power is lost, ADIRUs 2 and 3:

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

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

Remain on battery power until electrical power is restored.

Are lost until electrical power is restored.

Correct! Wrong!

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

Selection of the correct runway insures proper pressurization.

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

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

Correct! Wrong!

All navaids are normally autotuned by the:

ADIRU.

FMGC.

MCDU and ADIRU.

MCDU.

Correct! Wrong!

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

GPS data only.

IRS corrected by GPS.

IRS data only.

GPS corrected by IRS

Correct! Wrong!

The flight crew interfaces with the FMGS using the:

All statements are correct.

MCDU.

FCU.

Thrust Levers.

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

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

CM1’s Static Port.

CM1’s AOA.

CM1’s pitot.

CM1’s TAT.

Correct! Wrong!

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

False.

True.

Correct! Wrong!

The loudspeaker announces RETARD at:

Between 15 and 20 ft with or without Autothrust.

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

20 ft at all times.

Correct! Wrong!

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

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

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.

Correct! Wrong!

The ISIS gathers inputs from:

ADIRU 3 only.

ADIRU 1 only.

ADIRU 1 + 3.

ADIRU 1 + 2.

Correct! Wrong!

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

Three (two active, one back up).

Two (one active, one backup).

Three (all active).

Two (all active).

Correct! Wrong!

With a single RA failure:

All statements are correct.

APPR pushbutton cannot be used.

Both PFDs share a single RA.

Auto callouts are lost.

Correct! Wrong!

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

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

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

This A/P will disengage when taxi starts.

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

Correct! Wrong!

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

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

An external horn sounds

All statements are correct.

Correct! Wrong!

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

False.

True.

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!

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 3 minutes.

Approximately 10 minutes.

Approximately 1 minute.

Approximately 7 minutes.

Correct! Wrong!

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

Airspeed/Mach, temperature, barometric altitude.

Airspeed/Mach, temperature, barometric altitude, AOA.

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

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

Correct! Wrong!

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

NAV, STBY, OFF.

ON, STBY, OFF.

ATT, STBY, OFF.

NAV, ATT, OFF.

Correct! Wrong!

The takeoff bias is:

Replaced when a bias is computed based on radio position.

Retained for the remainder of the flight.

Blended out over the next 60 minutes.

Blended out over the next 30 minutes.

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.

True.

False.

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 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.

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

Correct! Wrong!

When electrical power is lost, ADIRU 1:

Is lost until electrical power is restored.

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

Remains on battery power until electrical power is restored.

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

Correct! Wrong!

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

1 NM.

0.5 NM.

3 NM.

0.3 NM.

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.

True.

False.

Correct! Wrong!

What are the different types of flight guidance?

Managed and manual.

Automatic and manual.

Managed and selected.

Slaved and managed.

Correct! Wrong!

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

False.

True.

Correct! Wrong!

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

ADRs.

IRs.

Correct! Wrong!

When are the Radio Altimeters self-tested?

When the gear is selected down.

During second engine start.

During first engine start.

At AC electrical power up.

Correct! Wrong!

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

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

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

Correct! Wrong!

The ON BAT light on the ADIRS CDU illuminates:

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

Only when all IRUs are on battery power.

When an IRU fault is detected.

Correct! Wrong!

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

4 / 24

2 / 24

2 / 28

4 / 28

Correct! Wrong!

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

0.5 NM.

1 NM.

0.3 NM.

3 NM.

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!

How does the FMGS derive Vapp?

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

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

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

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

Correct! Wrong!

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

GPS 1 and GPS 2.

GPS 1

GPS 1 or GPS 2.

GPS 2

Correct! Wrong!

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

Static port data.

GPS data.

Pitot probe data.

AOA vane data.

Correct! Wrong!

Each IR receives input from both GPS simultaneously.

True.

False.

Correct! Wrong!

How many ADMs are there?

Two.

Four.

Six.

Eight.

Correct! Wrong!

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

GPS data.

Static port data.

AOA vane data.

Pitot probe data.

Correct! Wrong!

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

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

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.

Alignment is not available.

The respective IR is lost or there is an alignment fault

Correct! Wrong!

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

ADR 1+2+3 FAULT/OFF.

ADR 1+2 FAULT/OFF.

ADR 1+3 FAULT/OFF.

ADR 2+3 FAULT/OFF.

Correct! Wrong!

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

2 NM.

0.3 NM.

1 NM.

0.5 NM.

Correct! Wrong!

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

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.

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

Correct! Wrong!

Overspeed warnings are a function of the:

ADRs (Air Data Reference).

IRs (Inertial Reference).

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!

Airbus A320 – Navigation

Airbus A320 – Navigation

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?

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

What is managed climb speed below 10,000 feet?

The Back Up Speed Scale (BUSS) is available:

The ISIS uses:

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

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.

GPWS aural and visual warnings cannot be inhibited.

The ISIS is connected to:

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

Which of the following navaids can be autotuned?

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?

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

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

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

When electrical power is lost, ADIRUs 2 and 3:

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

All navaids are normally autotuned by the:

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

The flight crew interfaces with the FMGS using the:

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

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

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

The loudspeaker announces RETARD at:

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

The ISIS gathers inputs from:

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

With a single RA failure:

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

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

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

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.

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?

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

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

The takeoff bias is:

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.

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

When electrical power is lost, ADIRU 1:

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

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 are the different types of flight guidance?

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

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

When are the Radio Altimeters self-tested?

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

The ON BAT light on the ADIRS CDU illuminates:

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

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

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

How does the FMGS derive Vapp?

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

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

Each IR receives input from both GPS simultaneously.

How many ADMs are there?

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

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

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

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

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

Overspeed warnings are a function of the:

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

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