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M5v2 Flashcards

1
Q

A two input OR Gate can be represented by what electrical circuit connection?

A

A parallel connection of two normally opened switch in series with the load

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2
Q

Fiber optics system is composed of the following:

A

Optical Transmitter, Optical Receiver, Fibre Optic Cables / Coupler

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3
Q

What are the two types of LED character display formats?

A

7 Segment, Dot Matrix

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4
Q

Brightness level of cockpit displays are automatically controlled by _

A

Light sensors to displays

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5
Q

What is the indication displayed in case of a computer failure in Airbus?

A

White line

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6
Q

What is the indication displayed in case of a computer failure in Boeing?

A

Screen turns dark

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7
Q

It is an order of instructions that tells how to process data.

A

Program

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8
Q

What is the part of the computer that calculations?

A

CPU

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9
Q

It consists of devices and components that are required to process binary data.

A

Hardware

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10
Q

Resolution of Digital to Analog Converters depends on

A

No. of bits

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11
Q

What is the maximum number of receivers ARINC 429 can supply?

A

20

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12
Q

It separates the data words of ARINC 429.

A

Gap

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13
Q

How does ARINC 429 transmit clock information?

A

Rz (return to zero)

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14
Q

If two cascaded inverters with an input HIGH, it will give an output

A

HIGH?

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15
Q

What is the software level that has no effect to pilots, passengers and aircraft?

A

Level E

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16
Q

How does Sawtooth Principle work on A/D converter?

A

it compares Input voltage with the sawtooth created by converter

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17
Q

ARINC 429 data bus works in what type of operation?

A

Simplex

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18
Q

What is the disadvantage in serial data transmission of ARINC 429?

A

Slow

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19
Q

What are the advantages of an analogue technology?

A

Processing of information is simple and sometimes cost effective

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20
Q

The indicators in the cockpit are assigned in two groups. What are these groups?

A

Flight Surveillance & Aircraft Surveillance

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21
Q

It is the part of the ElS that displays PFD and ND.

A

EFIS

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22
Q

What is the highest number in octal number system?

A

7

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23
Q

What is the highest number in hexadecimal number system?

A

9

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24
Q

It is the smallest amount of information possible.

A

Bit

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25
What is the part of the computer that does the calculations?
CPU
26
It detects If the text transmission has a fault and checks the transmission validity.
Parity check
27
What is the component of the EIS that displays weather data?
ND
28
. It indicates the look ahead information of the aircraft.
PFD
29
Computers that can perform several different tasks depending on operator inputs.
Interactive computers
30
It converts binary input information into an analogue output voltage.
OpAms
31
A software that can be changed normally without involvement of manufacturers.
Data Base
32
In logic gates, it has one or more input 1, the output is 1. The output is only O if all inputs are 0.
OR gate
33
It is a common word which is used to describe all kinds of programs.
Software
34
It is a machine that processes data by means of digital technologies.
Computer
35
It is required by a computer to perform calculations and store software and data.
Memory
36
It is a beat generator.
Clock
37
It is a drive found in the cockpit where the software is loaded from a diskette followed by start commands.
Airborne Data Loader
38
ARINC 629 is a high-Integrity, high rellability, multi user data bus communication system that uses what operation?
Half duplex
39
It is a type of memory that has a small transparent window that erases data when exposed to UV light.
EPROM
40
It indicates the look from above information of the alrcraft.
ND
41
A type of memory that can be reprogrammed using a programmer and programming is irreversible
PROM
42
In EIS, if one monitor fails, what will happen to the information?
The information can be transferred to another monitor.
43
A zone of high radiation which is caused by equipment such as ground radar or strong radio.
HIRF
44
What is the maximum interference allowable for a particular transmission on a bus or wire?
EMI (Electromagnetic Interference)
45
A type of fibre optic cable which have a relatively large core enabling a large number of modes to move and is best suited for transmissions over short distances of a maximum of one kilometer.
Graded index multi mode fibre
46
Signal, which contains data and clock.
Return to Zero signal
47
Describes all kinds of program
Software
48
Computer that can perform several different tasks depending on operator inputs.
Interactive Computer
49
IC that can be reprogrammed in a running system.
EEPROM
50
In data buses what is the application difference between BNR (binary) and BCD?
BCD is used in display only, while BNR needs more calculations and needs to be processed by other LRU.
51
In Modern LRUs it contains their different packages, called:
Data base, Application Software, Core Software
52
A digital data transmission that has one transmitter, one receiver and one way only.
Simplex
53
A digital data transmission that has one transmitter, multiple receivers and one way only.
Multi-Simplex
54
If nibble has 4 bits, what do you call the 32 bit?
Double word
55
Fixed memory and do not have the option of writing information into it.
ROM
56
It measures static pressure, total pressure and air temperature
Air Data Computer System
57
It is a type of info in Air Data Computer
ECAM/EICAS
58
A computer with the primary task of controlling something can be called, what?
Controlling Computers
59
It is an example of a controlling computer.
Flight Control Computer (FCC)
60
Digital module with hardware and software in it.
61
What do we call,, the important data that is transmitted quite often; less important data is transmitted less often.
Information Rate
62
Data word is composed of how many bits in ARINC 429?
32 bits
63
It is necessary to be installed to keep electromagnetic interference within the limits.
EMI Filter
64
What is the condition of a component if damaged by ESD effects?
if damaged it would be irreparable
65
It is an OSI layer that is responsible for establishing a stable connection.
Data Link Layer
66
It takes up the first 8 bits of a word.
Label
67
It uses bits 9 and 10.
SDI ( Source/Destination Identification)
68
It is the cable type that uses the standard speed.
CAT - 3
69
In Data Exchange, protocols and connections add their headers and footers in order to achieve a
Controlled Communication
70
What is the meaning of ADIRU
Air Data Inertial Reference Unit
71
What is the meaning of TCAS?
Traffic Alert Collision Avoidance System
72
What is the meaning of ECAM?
Electronic Centralized Aircraft Monitor
73
What is the meaning of ElCAS?
Engine Indicating and Crew Alerting System
74
It buffers both data and transmit the data after each other.
Router/Switch
75
It is and OSI layer that is responsible for the end-to-end data transport.
Transport Layer
76
The manual control of the control surfaces is exclusively by a system.
Fly by wire
77
It consists of surface indicators and engine surveillance
Aircraft Surveillance
78
A program change in A/C LRU can be done
Reprogramming
79
Respectively system is mostly informed about its installed position by
pin programming
80
Define label 377 to recognize the transmitting LRU on the bus by means of equipment identifier
Arinc 429
81
Sometime two computers receive the same type of data from two different sources
SDI (Source/Destination Identifier)
82
Identifies data word, word may represent radio frequency
Label
83
An algebraic sign is some additional information for data
SSM (Sign/Status Matrix)
84
NAV data base has to be updated every
28 days
85
DFDR storing capacity
25 hours
86
Stores that binary number and applies it to a data bus activated by a signal on the control bus
Buffer
87
Contain thin filaments
Incandescent display
88
Every single section of the memory could be accessed
Random access
89
Close to the sensor and convert analogue voltages into digital data
Air Data Modules
90
-Use to transmit non critical time information - uses transmit letters, words and even whole sentences via arinc 429
AIM DATA
91
Connected to ground
Shielded
92
Analog doublets
SIM
93
Produced by sim (doublets)
CMC
94
CMC
Current Mode Coupler
95
SIM
Serial Interface Module
96
is that if you have many computers you may get long waiting times to detect a silent medium that allows you to transmit the information.
Classic ethernet
97
all computers can transmit data at any time and the_____ transfers the data only to the receiver who needs the information.
Router/switch

MTP (14 decks)

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