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ECAT Computer Science Online Test MCQs With Answers
Question # 1
A conceptual error in a program is a/an
Choose an answer
Logical error
Execution error
Syntactical error
None of the above
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Question # 2
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 # 3
The speed at which a disk can find data being bought is called
Choose an answer
access time
data transfer rate
direct time
cylinder time
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Question # 4
Choose an answer
x + y
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Question # 5
Pointing devices are
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Mouse
Trackball
Touch Screen
All of the above
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Question # 6
The technique in shared systems that avoid interspersed printout from several programs is
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paging
queuing
slicing
spooling
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Question # 7
Which types of data consists of words ,sentences and paragraphs
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Text
Image
Numeric
Video
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Question # 8
A magnetized spot represents
Choose an answer
cpi
MB
0 bit
1 bit
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Question # 9
Arrow keys are also known as :
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Function keys
Cursor control keys
Toggle keys
Special keys
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Question # 10
Software that translates assembly language into machine language is
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a binary translator
a compiler
an assembler
a link-loader
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Question # 11
__________is an example of packaged software
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MS word
Front page
MS-Access
All
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Question # 12
The computer program consists of mainly the following number of parts
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3
2
4
5
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Question # 13
An AND gate will function as OR if.
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all the inputs to the gates are "I"
all the inputs are "O"
a Not gate is added to it
all the inputs and outputs are complemented
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Question # 14
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 # 15
A connection of same type of network is
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Bridge
Repeater
Gateway
Router
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Question # 16
A computer can be defined as an electronic device that can
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carry out arithmetic operation
carry out logical operation
do complicated calculation
accept and possessed data by implementing sequentially a set of stored in instruction
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Question # 17
In the networking environment a network adapter card driver is needed for.
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Communication with other adapter cards on a network
Communication between the file server and the other computers on the network
Communication between different types of computers on a network
Communication between the adapter card and the computers operating system
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Question # 18
The software tools that allow a computer to be used for specific purposes are called.
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firmware
terminals
hardware
application programs
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Question # 19
CD-ROM has the same format as a(n).
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backup tape
DAT
diskette
audio compact disk
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Question # 20
Choose an answer
0
1
x
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Question # 21
An English-like language that one can use as a program design tool is
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BASIC
pseudocode
PL/I
Pascal
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Question # 22
The signals produced by a computer or terminal to be sent over phone lines must be converted to.
Choose an answer
modems
analog signals
digital signals
microwave
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Question # 23
A portable operating system
Choose an answer
generic
backup
allocated
utility
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Question # 24
During E time the ALU
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examines the instruction
enters the instruction
executes the instruction
elicits the instruction
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Question # 25
Which of the following does not represent an I/O devices?
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speaker
OCR
Joystick
ALU
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Question # 26
The FORTRAN equivalent of the mathematical expression ab/cd is.
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A * B / C * D
A.B / C.D
A * B / (C*D)
A*B/B*D
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Question # 27
Software to persue the Internet
Choose an answer
Gateway
Videoconferencing
Browser
Teleconferencing
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Question # 28
A magnetized spot represents.
Choose an answer
cpi
MB
0 bit
1 bit
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Question # 29
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 # 30
Terminal is a.
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device to give power supply to computer
point at which data enter or leaves the computer
the last instruction in a program
any input/output device
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Question # 31
Examples of pointing devices that are used for computer input are.
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joysticks
mice
trackballs
all of the above
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