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module 5 b1 > M5.15 > Flashcards

M5.15 Flashcards

1
Q

What does ACARS stand for

A

ARINC communicating and Addressing Reporting system

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2
Q

What does ACARS use

A
  • VHF 3
    SATCOM
    HF
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3
Q

Data transferred from the ground to the aircraft is called what

A

Uplink

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4
Q

What standard defines the operation of the ACARS management unit

A

ARINC 597

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5
Q

Who are the manufacturers for EICAS and ECAM

A

EICAS - Boeing
ECAM - Airbus

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6
Q

EICAS

A

Engine Indicating Crew Alerting System

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7
Q

ECAM

A

Electronic Centralised Aircraft Monitoring

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8
Q

How many EIS (ECAM/EICAS) computers are in control

A

One in control and one in standby

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9
Q

What does EICAS display on the upper unit

A

Primary parameters

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10
Q

When do the row of ā€œvā€s show on the upper display screen

A

When secondary information is being displayed on the lower unit

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11
Q

How many messages can be displayed on EICAS

A

11

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12
Q

What are the three levels of alert messages

A

Level A - warnings
Level B - cautions
Level C - advisories

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13
Q

Colours of EICAS alert messages

A

Warning - Red
Caution - Amber
Advisories - Amber

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14
Q

FBW: All flight control surfaces are what

A

Electrically controlled hydraulically operated

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15
Q

How many flight control computers process pilot and autopilot input

A

7

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16
Q

What four systems make up FMS

A
  • Flight management Computer
  • Digital flight control system
  • Auto-throttle
  • Inertial reference system
17
Q

Four major FMS subsystems

A
  • Digital Flight Control System (DFCS)
  • Two flight control computers (FQC)
  • Mode control panel (MCP )
18
Q

FMC fault information can be held for how long

A

10 flights

19
Q

FMS modes of operation

A

Current
In flight
LRU interface
Land Verify

20
Q

How many CDUs are included in the FMCS

A

2 CDUs

21
Q

How often does the FMC data base have to be updated

A

Every 28 days

22
Q

What does IRS stand for

A

Inertial Reference System

23
Q

Components of the IRS

A

IRU
MSU
ISDU

24
Q

How long does it take an IRS to align

A

Around 10 mins

25
Q

IRU primary output signals

A

Attitude
Heading
Ground speed
Wind
Inertial vertical speed

26
Q

Does IRU require a flux valve and why

A

No, magnetic variations are stored in memory

27
Q

Why does IRS require back up supply

A

The calculations must never be interrupted during flight

28
Q

If a IRS calculation are interrupted what is the remaining output

A

Attitude

29
Q

Calculations of a IRS can never be turned off when

A

In flight

module 5 b1 (11 decks)

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