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Online Tests
ECAT Computer Science Online Test MCQs With Answers
Question # 1
Real time computing is possible because of the following number of storage locations
Choose an answer
storage capability
high speed
accuracy
versatility
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Question # 2
Computers that are used in consumer goods, such as cars, are called.
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enchanced
software
analog
embedded
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Question # 3
Point of sale terminal to.
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Terminals associated with MICR
Smart terminal
Terminal associated with OCR
None of above
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Question # 4
When a bank teller uses a computer terminal to know the balance in a customer's account it is an example of
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on-line updating
off-line processing
on-line processing
on-line query
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Question # 5
During the development of a program, drawing a flowchart is a means to
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plan the solution
code the program
define the problem
document the problem
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Question # 6
Error reports are an example of
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sheduled report
on-demand reports
exception reports
external reports
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Question # 7
Pick out the wrong definition
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Access time - time needed to access the output
EDP- acronym for Electronic Data Processing
COBOL - a language used for business data processing
Control unit - heart of a computer
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Question # 8
The widely used code in data communication is.
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a bit ASCII
7 bit ASCII
EBCDIC
none of these
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Question # 9
A connection of same type of network is
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Bridge
Repeater
Gateway
Router
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Question # 10
A color screen with the best resolution has the most.
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CRT
VGA
COM
pixel
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Question # 11
Boolean algebra is.
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used for arithmetical operation is ALU
an aid for binary conversion
useful for error detection and error correction
used to describe the behavior and structure of logic networks and as an aid in the design of logic system
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Question # 12
Computer operations are synchronized by.
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the CPU clock
megabytes
the binary system
E-time
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Question # 13
A magnetized spot represents.
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cpi
MB
0 bit
1 bit
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Question # 14
Historically, the first computers were used for.
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text processing
data storage
simulation and modeling
arithmetic calculations
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Question # 15
The Barcode is called
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Universal product code
EBCDIC code
ASCll Code
Unicode
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Question # 16
A computer can be defined as an electronic device that can: (choose the most precise definition).
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carry out logical functions
carry out arithmetical operations
accept and process data using a set of stored instructions
present information on a VDU
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Question # 17
A computer has very high speed ,accuracy,and reliability ,Its intelligent quotient could be of the order of
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0
10
15
20
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Question # 18
A group of characters that are treated as a single entity.
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bit
byte
word
address
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Question # 19
When the control unit gets an instruction it is called
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E-mail
machine time
I-time
ALU time
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Question # 20
ASCII 8 bit code can represent maximum
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256 character
128 character
64 character
65536 character
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Question # 21
Electron NumericaL integrator and Calculator belongs to the
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first generation digital computer
second generation computers
third generation computers
fourth generation computers
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Question # 22
ASCII 7 bit code can represent maximum
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265 character
128 character
64 character
65536 character
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Question # 23
A magnetized spot represents
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cpi
MB
0 bit
1 bit
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Question # 24
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0
1
x
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Question # 25
Another name of main memory is :
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Secondary memory
Primary storage
Permanent Memory
None
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Question # 26
A LAN is a combination of.
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LAN cables
Network adapter card
LAN Application Software
All of the above
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Question # 27
Laser beam technology is used for.
Choose an answer
terminals
optical disk
keyboards
magnetic tape
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Question # 28
Charles Babbage worked closely with ______ to develop his device.
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Ada Lovelace
Joseph-Marie Charles
Herman Hollerith Jacquard
Lord Byron
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Question # 29
The first digital computer to work electrically was the.
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UNIVAC
Atanasoff-Berry Computer
Mark I
analytical machine
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Question # 30
In multiprogramming, the process of confining each program to certain defined limits in memory is called
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spooling
time-sharing
program scheduling
memory protection
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Question # 31
The term word in computer terminology refers to.
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bits formed into groups
coded instructions
memory size
language used
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