CASA Part 66: Turbine Aeroplane Aerodynamics and Systems

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What information does the CMC memorise at each leg opening transition?

Date, flight number, city pair from, start time and A/C identification (correct)

End time and city pair to

Only flight number and city pair

Leg heading and A/C identification only

What is the primary purpose of having two CMCs in large modern commercial aircraft?

To provide a backup system in case of failure (correct)

To display duplicate information on the MCDU

To increase the speed of data processing

To reduce the weight of the aircraft

What happens when the off legend illuminates on the pushbutton switch in the cockpit overhead panel?

The MCDU displays a failure indication

The aircraft's auto-pilot system is activated

The CMC 1 is switched off

The CMC 2 becomes the master (correct)

What is the result of a CMC bite failure?

A failure indication is displayed on the MCDU and printer Signup and view all the answers

What is the function of the Management Unit (MU) in the ACARS system?

To send failure details to the main base Signup and view all the answers

What information does the CMC memorise at each leg closing transition?

End time and city pair to Signup and view all the answers

What type of failure has no operational consequence for the current flight?

Class 2 Signup and view all the answers

Where are the systems affected by Class 2 failures identified?

ECAM STATUS page Signup and view all the answers

What type of system computer can memorise failures from the last 64 flights?

Type 1 Signup and view all the answers

What is the output connection of Type 2 systems?

ARINC 429 bus Signup and view all the answers

How are Type 1 systems connected to the CMCs?

By ARINC 429 output bus Signup and view all the answers

What is the purpose of the system test initialisation in Type 2 systems?

To initialises the system test Signup and view all the answers

What is a characteristic of Type 3 systems?

They have a discrete input and output Signup and view all the answers

What is the function of the Central Maintenance Computers (CMCs)?

To acquire and process BITE information in parallel Signup and view all the answers

What is the purpose of the self-tests in the MCDU?

To check for LRU removal/installation Signup and view all the answers

What is the role of the master CMC?

To initialise the dialogue with the MCDUs Signup and view all the answers

What is displayed on the main menu of the MCDU?

CMS item Signup and view all the answers

How can an operator access the CMC functions?

Through the CMS menu Signup and view all the answers

What is the typical number of paper pages in an airliner's operations, training, and maintenance data?

50 000 Signup and view all the answers

What is the main component of the electronic library system?

All of the above Signup and view all the answers

What is the purpose of the Cursor Control Device (CCD) in the Maintenance Access Terminal (MAT)?

To select and update the required system software Signup and view all the answers

What is included in the documents used for operational requirements?

Taxi diagrams, ops manual, and minimum equipment lists Signup and view all the answers

What is the device used to load software in the Airbus system?

Multifunctional Display Unit (MDDU) Signup and view all the answers

Why is it important to follow maintenance manuals when loading software?

To prevent software mismatches or glitches Signup and view all the answers

What is the purpose of the electronic flight bag?

To reduce the number of paper pages Signup and view all the answers

What type of data is included in the cabin management tools?

Cabin data and special passenger needs Signup and view all the answers

Where can software downloads be initiated?

Both in flight and on the ground Signup and view all the answers

What happens after the computer acknowledges the request from the MCDU?

The computer sorts the data to be transferred into files Signup and view all the answers

What is the main benefit of the electronic library system?

It reduces the number of paper pages Signup and view all the answers

What is critical to aircraft operations?

Correct software loads and software configurations Signup and view all the answers