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ECAT Computer Science Online Test MCQs With Answers
Question # 1
Following devices are used in simplex mode
Choose an answer
Radio
Television
a , b
Multiplexers
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Question # 2
A computer can't do anything without.
Choose an answer
program
Input device
Output device
VDU
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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
A language designed to generate routing business reports is
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COBOL
LISP
RPG
ALGOL
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Question # 5
Who is pioneer in the field of computer language who played an important role in the development of COBOL.
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Grace M.Hopper
How H.Aiken
John von Neumann
Thomas J.Watson
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Question # 6
Choose an answer
0
1
x
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Question # 7
The time between the user's request and the computer's reply
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concurrent time
response time
allocation time
event time
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Question # 8
The number of bytes in the following number (1111, 1011, 0111,0100,1010) is.
Choose an answer
5
2 1/2
10
1 2/4
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Question # 9
The corresponding memory spaces for pages are called
Choose an answer
page utility
page frames
page blocks
page modules
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Question # 10
The term 'baud' is a measure of the
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speed at which data travels over a communications line
capacity of memory
error detection/correction capability of computer system
instruction execution time
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Question # 11
A systems analyst would observe the flow of data and interrelations of people within an organization during.
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detail design
preliminary design
systems analysis
a system survey
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Question # 12
Pick out the wrong statement about computers.
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it is a logical machine
it can access any piece of information that it has in store
it is devoid of emotion, has no feelings or instincts
it approaches its information is unrestricted manner
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Question # 13
The _______ is the physical path over which a message travels.
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Protocol
Medium
Single
All
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Question # 14
Another name for virtual memory is
Choose an answer
virtual page
foregound
background
utility
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Question # 15
In a three input NAND gate, if all the inputs are 1, the output is.
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0
1
3
indeterminate
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Question # 16
Raw data is processed by the computer into.
Choose an answer
number sheets
updates
paragraphs
information
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Question # 17
In multiprogramming, two or more programs can be executed
Choose an answer
by optimizing compiler
with two computers
simultaneously
concurrently
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Question # 18
Choose an answer
A + B
+
C + D
A
+
B
C
+ D
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Question # 19
Another name of main memory is :
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Secondary memory
Primary storage
Permanent Memory
None
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Question # 20
Raw data is processed by the computer into
Choose an answer
number of sheet
updates
paragraph
information
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Question # 21
Which of the following does not support I/O devices
Choose an answer
speaker
OCR
joystick
ALU
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Question # 22
The hexadecimal number system is widely used in analyzing and programming in.
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analog computers
binary computers
decimal computers
micro computers
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Question # 23
A computer has very high speed ,accuracy,and reliability ,Its intelligent quotient could be of the order of
Choose an answer
0
10
15
20
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Question # 24
The unit that transform data in informaion is the
Choose an answer
CPU
ROM
DVD
OCR
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Question # 25
By word processing we mean
Choose an answer
Processing only words and not the number
String manipulation
A method of providing facility of text processing
A software game for playing with words like "Hang man"
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Question # 26
Time scaling in analog computers is done to make them.
Choose an answer
operate fast
operate slowly
operate in time delay mode
either operate fast or operate slowly
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Question # 27
A person who gains illegal access to a computer system.
Choose an answer
hacker
worm
software
zapper
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Question # 28
The use of computer for business application is attractive because of its
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accuracy
reliability
speed
all of above
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Question # 29
The highest-level language are called
Choose an answer
4GLs
high-level
assembly
natural
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Question # 30
The language Smalltalk is
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procedural oriented
document oriented
problem oriented
object oriented
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Question # 31
Management of an operating system is handled by
Choose an answer
by interpreter
the supervisor program
utility program
the CPU
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