M5 Flashcards
1
Q
EIS stands for?
A
Electronic Instrument System
2
Q
What are the advantages that make them superior to analogue meters?
A
- Variability and Variety
- Coloured Displays
3
Q
Calculations in the system are made by ____
A
CPUs
4
Q
The interconnection between the electronic units is realized by ____
A
Digital data buses
5
Q
Data filtered: Important data is ________
A
Accentuated
6
Q
Data filtered: temporarily unimportant is _____
A
Suppressed
7
Q
What are the components of a typical Electronic Instrument System?
A
•Display computers
•Display unit
•Control panels
8
Q
It receives various inputs from many aircraft systems and send these data to the Displays.
A
Display computers
9
Q
What are the inputs in Display Computer?
A
•Navigation data (Digital)
•Auto Flight System data (Digital)
•Engine data (Digital)
•Data from various aircraft system (Digital and Analogue)
10
Q
Large aircraft have a third display computer for what?
A
Redundancy
11
Q
EFIS
A
Electronic Flight Instrument System
12
Q
It is a part of the Electronic Instrument System and show navigation data.
A
Electronic Flight Instrument System (EFIS)
13
Q
ND
A
Navigation Display
14
Q
It is used to select the system which appropriate to be monitored
A
Control panel
15
Q
Display are mainly used for two purposes:
A
• Navigation
• Information about the aircraft
16
Q
There are 3 generation of display units:
A
- Early 80s simple cathode ray tube
- Late 80s display units
- Since the 90s LCD display units
17
Q
The navigation data and the information about the activities of the auto flight system are displayed on the _____
A
Electronic Flight Instrument
18
Q
What are the 2 display unit for pilot?
A
• Primary Flight Display (PFD)
• Navigation Display
19
Q
What are the data that shows in the display units?
A
- engine data
- some data from aircraft system like aircondition system, hydraulic system and some others
20
Q
It also show on one of the display units?
A
Alerts from various aircraft system if something is out of limit
21
Q
What are the advantages that makes electronic display devices superior to analog meters?
A
Variability and Variety & Coloured Display
22
Q
It is a part of the Electronic Instrument System or ElS and shows navigation data?
A
EFIS(Electronic Flight Instrument System.)
23
Q
What are the two groups of indicators that could be assigned in the cockpit?
A
Flight Surveillance and Aircraft Surveillance
24
Q
Indicators display that represent the look ahead?
A
Primary Flight Display(PFD)
25
Indicators display that represent look from above?
Navigation Display(ND)
26
Aircraft surveillance consists of
surface indicators and engine surveillance.
27
Indication System for Aircraft Surveillance used in Boeing is
ElCAS(Engine Indicating and Crew Alerting System)
28
Indication System for Aircraft Surveillance used in Airbus is
ECAM(Electronic Centralized Aircraft Monitor).
29
Part of a computer that execute calculation
CPU
ALU is section of CPU that execute calculation
30
AIRBUS- IN CASE OF COMPUTER FAILURE OR FAILS THE INDICATION CHANGES?
DIAGONAL WHITE LINE OR WHITE LINE
31
BOEING-IN CASE OF COMPUTER FAILURE OR FAILS THE INDICATION CHANGES?
SCREEN TURNS DARK OFF POSITION IS NOT AVAILABLE
32
(series) whenever there is 0 in the input, the output always 0.
AND gate
33
(parallel) whenever there is 1 at the input, the output is always 1.
OR gate
34
(series) whenever there is 0 at the input, the output is always 1.
NAND gate
35
(parallel) whenever there is 1 at the input, the output is always 0.
NOR gate
36
like inputs, the output is always 0.
Exclusive OR
37
What do we call the bar above the letter or number?
Negation
38
When EPROM is exposed to
,the memory will be erased.
UV light
39
T or F : Electricity can transmit signal.
True
40
It means all devices and components that are required to pass binary data in digital systems.
Hardware
41
Smallest amount of information that is possible. A digit is also called?
Bit
42
Keep their information even if the power supply is switched off
READ ONLY MEMORY (ROM)
43
A byte consist of
8 bits
44
a lot of information is given in the way we normally can see hear or feel
Analogue
45
are signals which have correlated amplitude for each value in a given moment. The number of values is nonfinite within the technical limits.
Analogue Signal
46
example of analogue signal
Temperature
47
Transistors and operational amplifiers are?
Active components
48
Resistors and capacitors are
Passive components
49
A computer that collects data from various places, processes it, and formats it for display can be called.
Informational Comp
50
Example of INFO. COMPUTER
ECAM&EICAS
51
computer which may used for source of information or data
Reference comp
52
Computer system that measures static pressure total pressure and air temperature.
Air data comp
53
Failure may cause a crash, error, or loss of critical function required to safely fly and land aircraft.
Level A, Catastrophic
54
Failure has no impact on safety, aircraft operation, or crew workload.
Level E, No effect.
55
to avoid signal reflection Located at far end of the cable
Termination Resistor
56
*Uses a DC-Free Bi-phase-Signal. Bits are transmitted using Harvard Bi-phase layout.
*Deals with data transmission between DFDAU AND DFDR
Arinc 717
57
How many receiver in Arinc 429?
20 receivers
58
Aircraft Data Communication Network (ADCN) subscriber communicate each other through the ADCN via what?
afdx switches and afdx harnesses
59
Since logic works with 0 and 1, only these number are used. The binary numbering system also uses 0 and 1 only, so it is ____
Used for calculation
60
If the computer use 0 and 1 and binary system also use 0 and 1. 0 and 1 are used for what?
Calculation
61
If several subscribers transmit at the same time the logic 0 is dominant thus subscribers trying to transmit logic 1 can sense the dominant 0 and abort their transmission. They will retry transmitting at a later time. WHAT PRINCIPLE IS THIS?
CSMA/CA
62
MAC
Media Access Control
63
VLAN
Virtual Local Area Network
64
PPPoE
Point to Point Protocol over Ethernet
65
CRC
Cyclic Redundancy Check
66
TCP
Transmission Control Protocol
67
UDP
User Datagram Protocol
68
FTP
File Transfer Protocol
69
TFTP
Trivial File Transfer Protocol
70
CSMA/CA
Carrier Sense Multiple Access with Collision Avoidance
71
AFDX
Avionics Full Duplex Switched Ethernet
72
ACARS
Aircraft Communication Addressing and Reporting System
73
OSI
Open System Interconnection
74
ADIRU
Air Data Inertial Referrence Unit
75
MCDU
Multipurpose Control and Display Unit
76
EIS how can data be display if monitor failed?
displayed data to another monitor
77
brightness of display is controlled automatically by?
light sensors attached to the display
78
PFD display all the BASIC T.
Glass Cockpit Layout
79
if an IC has been damage from ESD
Non repairable
80
it works simplex operation
Arinc 429 / Arinc 717
81
Light carrying component of the cable
Core
82
in a fiber optic system compose of what
optical transmitter, optical receiver, optical couplers
83
two types of LED character display
7 segment LED and Dot matrix display
84
display does not radiate light
LCD
85
if led does not radiate light what must be required for proper display of LCD
Active back light
86
if personnel working in ESD components to prevent ESD what would be technique to be used?
grounding technique for personnel and device
87
if 2 materials rubbed together one separated or moving in some kind rubbed of fluid or gaseous form?
Static electricity
88
it is a zone of by high radiation which causes by equipment such as ground radar or strong radio or tv station
high intensity radiated field (HIRF)
89
it is electromagnetic environment that will not affect one another?
EMC(electromagnetic compatibility)
90
maximum interference allowable for particular transmission on a bus or wire?
EMI (electromagnetic interference)
91
to keep within limit it can be necessary to install solve this device on the receiver and transmitter side of the unit?
EMI-filter
92
detects transmission fault or it checks the transmission validity?
Parity Bit/Check
93
it is a high integrity, high reliability, multi user data bus
Arinc 629
94
Provide electrical signals from the computers to control surface actuators.
Fly by wire
95
receive various inputs from aircraft systems and send these data to the displays
Display Computers
96
each pilot can select on related EFIS Control Panel what he want to see on his nav display
Control Panels
97
must be able to realize arithmetic processes and logical combinations
Arithmetic Logic Unit (ALU)
98
converts V signal/ analog signal to multi-bit signal
A/D converter
99
data can be stored even when the system has no power
NVM (Non Volatile Memory)
100
memory type keep information data either when switch is off
ROM
101
programmed by short burst of current; irreversible
PROM
102
can be erased electrical and then reprogrammed
EEPROM
103
info can be altered so no erasing is required
EAPROM
104
retain information provided to them by other systems.
Storage/Monitor Computers
105
Defines the individual system
Core Software
106
made of cable which are made of several wires. Used inside computer & connections between computers (parallel port / serial port)
Databus
107
1 'transmitter 1 receiver. One way only
Simplex
108
1 transmitter Multiple receivers one way only
Multiple simplex / Multi-Simplex
109
1 transmitter and 1 or several receivers both direction but one at a time
Half duplex
110
1 transmitter 1 receiver both directions at the same time
Full Duplex
111
1 transmitter up to 20 receiver; Simplex-operations
Arinc 429
112
Arinc 429 speed
Low speed (12-14 kBit) High speed ( 100 kBit)
113
seperated by a gap of 4-8 bit time minimum
Arinc 429 / word synchronization
114
It takes up the first 8 bit of the word
Label
115
What test that runs when the equipment is switched on and checks the hardware?
BITE Test ( Built In Test Equipment)
116
Data word is composed of how many bits in ARINC 429
32 bits
117
What is 32 bits
Double Word
118
It uses bit 9 and 10
SDI source and destination identifier
119
These are linear signals
Analogue
120
As for the analogue signals, electricity can be used to transmit signals over long distance via ___
wires or via radio waves
121
Data bus used for DFDAU?
ARINC 717
122
Protection of the limit for attitude
Flight Envelope Protection
123
Not light sources but control light
LCD
124
Termination resistor
To avoid signal reflection; both ends and bus
125
The purpose of a package starts with a preamble
Synchronize the receiver
126
Complies with the future developments of the communication, navigation, surveillance and air traffic management
ATIMS (Air Traffic Information Management System)
127
Electronic Instrument System (EIS) components
Display computers, display units, control panel
128
Displays are mainly used for two purposes:
Navigation, information about the aircraft
129
Display units each pilot have:
Primary flight display (PFD), Navigation display (ND)
130
Describes the system and is equal to the number of values a digit can have is called?
Base
131
The standard shorthand form of writing numbers is known as
Positional Notation
132
Octal designation letter
Q
133
The simplest number system employing positional notion
Binary system
134
A gate where the output has only a logical 1, if all inputs have a logic 1
AND Gate
135
If personnel work in ESD sensitive components how to prevent the ESD
Ground Technique for personnel and device
136
A drive found in the cockpit. The software is loaded from diskette or diskettes followed by the start-command
Airborne data loader
137
Machine that process data by means of digital technology
Computer
138
Bit generator used to synchronize step in computer
Clock
139
Advantages of digital display over analogue
All of them significant display data are filtered, display are colored
140
Consist of 4 conductors
Stub cable
141
Can be replace in short time
LRU
142
What is 4 bits
Nibble
143
What is 64 bits
Quad word
144
What is 8 bits
Byte
145
What is 16 bits
Word
146
It provides Bi-directional communication with high speed of up to 100 Mbits so a very high data throughput is available
AFDX (Avionic Full Duplex Switched Ethernet)
147
Parameters used to set and monitor engine thrust are displayed on a
CRT
148
They have a small transparent window
EPROM
149
This time will be measured by pulses from
Pules generator
150
Used to record sound on magnetic tapes
Electromagnetism
151
Bits in group
Byte
