Type training · Airbus A320 family B2 · ATA 31

Airbus A320 B2: CFDS, Flight Data Recording and Data Loading (ATA 31)Type training questions & answers

CFDIU functions, system types and phases, FDIU/FDIMU and DFDR, MDDU and printer.

Start practising →33 questions · free preview available

Sample CFDS, Flight Data Recording and Data Loading questions with answers

Three questions from the free preview. Think of your answer first, then open the explanation.

  1. 1.What is the A320 CFDS made up of?

    • A.The MCDUs plus the printer
    • B.The CFDIU plus system BITEs
    • C.The FWCs plus the SDACs
    Show answer and explanation

    Correct answer: B. The CFDIU plus system BITEs

    The Centralized Fault Display System is the CFDIU together with the BITE in each connected system, accessed from the MCDUs.

  2. 2.Where does the A320 CFDIU store failure and ECAM warning messages?

    • A.In a non-volatile memory
    • B.On the MDDU floppy disk
    • C.In the FWC memory
    Show answer and explanation

    Correct answer: A. In a non-volatile memory

    Messages are stored in NVM so they survive power interruptions.

  3. 3.What data does the A320 CFDIU add to BITE failure messages?

    • A.Fuel used and the engine hours
    • B.UTC, date, ATA, leg and flight phase
    • C.The aircraft weight and CG position
    Show answer and explanation

    Correct answer: B. UTC, date, ATA, leg and flight phase

    The CFDIU manages failure information and adds time and context to build the reports.

Practise all 33 CFDS, Flight Data Recording and Data Loading questions →

Part of the Airbus A320 family B2 type course

One chapter of the Airbus A320 family B2 type course question bank, for the A318–A321 avionics, written in our own words for revision. Your type course and the aircraft maintenance manual stay the authority: limits and procedures can differ between airframes and operators.

All Airbus A320 family B2 chapters →

More Airbus A320 family B2 chapters

Start practising →All Airbus A320 family B2 chapters