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M5 Digital Techniques CAT A Flashcards | StudBud
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M5 Digital Techniques CAT A
M5 Digital Techniques CAT A
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1
Programs
Programs that enable a computer to function and carry out operations
Software that is designed for a specific peice of hardware
Electronic and mechanic devices within the computer
Sequence of coded instructions for solving a problem
2
What type of PROM memory is updated every month in Flight Management Navigation System?
EEPROM and EPROM
Only EPROM
Only EEPROM
3
Select Interactive Computer
EECM
IRS
FSEU
FMC
4
Name the Boeing Electronic Instrument Systems
ADI, HSI, ASI, Altimeter
PFD, ND
EADI, EHSI
EADI, ND
5
ADI(Gyro Horizon)
Attitude Direction Indicator
Altimeter Direction Indicator
Altitude Direction Indicator
6
How can EPROM be reprogrammed/erased?
Software
Electrically
Whilst the computer is running
UV light exposure
7
What system did Boeing adopt for the display of engine and system parameters?
EIAS
EICAS
ECAM
ESD
8
Data Bus
Provides transportation for data between CPU and I/O Systems
Stores information within CPU
Location of information in CPU
9
What system did Airbus adopt for the display of engine and system parameters?
EIAS
ESD
ECAM
EICAS
10
Firmware
Software that is designed for a specific peice of hardware
Sequence of coded instructions for solving a problem
Electronic and mechanic devices within the computer
Programs that enable a computer to function and carry out operations
11
What ID label is this?
Commercial
Boeing International
Government
12
RAM storage is temporary(until computer is turned off)
False
True
13
What ID label is this?
Government
Boeing International
Commercial
14
What voltage can be felt?
1000v - 1500v
1500v - 2000v
500v - 1000v
5000v
15
Passengers cause more issues with aircraft electronics than maintenance personnel
False
True
16
what will most ESD damage result in?
Degrade components and reduce their lifetime
Can become dangerous to personnel
Highly likely to result in complete failure
17
What percentage of ESD damage does not result in complete failure?
88 - 99%
8 - 9%
50 - 90%
80 - 90%
18
What is electrostatic discharge?
Electrons being stripped due to friction
Negative electrons leaving material
Build up of energy on material surface
19
How many bits in a byte?
8
24
16
4
20
Why must you be grounded when dealing with ESDs
To prevent electrostatic discharge into devices
So personnel are in a safe position when dealing with ESDs
So the device doesn't fall and become damages
To induce electrostatic discharge into devices
21
how are components joined and communicate together?
using addresses
using connections called buses
Using ALU and CU within CPU
Using RAM
22
ROM is volatile
False
True
23
How to ground yourself when handling ESD?
Earthed wrist strap
Wearing rubber bands
Touching neutral material
24
Causes of static electricity
Humidity, Temperature, Type of material, Form of movement
Humidity, Temperature, Density of material, Attitude
Humidity, Temperature, Friction
Heat, , Type of material, Form of movement
25
What used when cleaning ESDS devices?
Plastic brishes
Natural bristle brushes
Natural rubberized brushes
Rubberized brushes
26
Electronic displays are...?
Interchangable
Always Interactive
Clearer that analogue
27
Select Information Computer
EICAS
IRS
FSEU
EECM
28
CU(Control Unit)
Performs arithmetic and logic operations that represent commands
Provides signals to CPU memory
Directs operation of the processor to interpret coded instructions
29
Pain voltage
2000v
50000v
5000v
1500v
30
What is an address?
Enable a computer to function and carry out the operations that's requested
Handling, storage, and analysis of information
Characters in machine language, directs a computer to take a certain action
Designates the location of information in a storage/memory device
31
EEPROM and Flash memory are used for?
Applications that require periodic updates such as FMC navigation database
To gain previous flight information, warning and issues
To allow EISs to be interchanged between different screens
32
Problem with Automatic Test Equipment (ATE)
Only detect failed, not degraded, components, cant repair damage in an IC
Only detect degraded, not failed, components, cant repair damage in an IC
Can repair damage in ICs but can only detect degraded not failed components
33
Software
Electronic and mechanic devices within the computer
Software that is designed for a specific peice of hardware
Sequence of coded instructions for solving a problem
Programs that enable a computer to function and carry out operations
34
Select Storage/Memory Computer
FSEU
FMC
EECM
EICAS
35
What does a CPU consist of?
ESD and CU
ADI and CU
ALU, CU and memory unit
RAM and ROM
36
Select Controlling Computer
FMC
EICAS
EECM
FSEU
37
what is a number of bits called?
a byte
a word
a binery
38
What is an ALU?
Arithmetic Logic Unit
Auxiliary Logic Unit
Automated Logic Unit
Arithmetic Lead Unit
39
What should an ESD be transported in?
Leather sleeve
Closed conductive material
Rubberized material
Enclosed steel box
40
Charge caused by passengers walking on carpet
1500v
15000v
150000v
51000v
41
What should be disabled prior to handling ESD devices?
Voltage
Power
Friction
Current
42
What type of data bus is used by EIDS(Engine instrument Display System)?
ARINC 629
ARINC 692
ARINC 249
ARINC 429
