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ECAT Computer Science Chapter 1 Basic Concepts of Information Technology Online Test MCQs With Answers
Question # 1
A hybrid computer is the one having combined properties of
Choose an answer
super and microcomputers
mini and microcomputers
analog and digital computers
none of the above
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Question # 2
Charles Babbage set out to create a device that could carry out any calculation to twenty digits of accuracy called a(n):.
Choose an answer
computer
analytical engine
calculator
mainframe
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Question # 3
Pick out of the wrong statement about computers
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It is a logical machine
it can be access any piece of information that it has in store
it is devoid of emotion has no feeling or instincts
it approaches its information in unrestricted manner
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Question # 4
_________ is an autio input device:
Choose an answer
Digital camera
Microphone
Video camera
Speaker
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Question # 5
A microprocessor has memory location from 0000 to 3FFF, each storing one byte. The number of bytes, the memory can stored is.
Choose an answer
8,192
16,384
32,768
4,096
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Question # 6
The concurrent processing of computer program via terminals on one computer system is an example of.
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real time processing
time-sharing
Interactive processing
all of the above
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Question # 7
Arrow keys are also known as :
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Function keys
Cursor control keys
Toggle keys
Special keys
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Question # 8
The use of computer for business application is attractive because of its
Choose an answer
accuracy
reliability
speed
all of above
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Question # 9
Another name of main memory is :
Choose an answer
Secondary memory
Primary storage
Permanent Memory
None
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Question # 10
________ key is used to cancel the current operation
Choose an answer
Alt
Caps Lock
Ese
Num lock
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Question # 11
A computer can not do anything without
Choose an answer
programme
input device
output device
VDU
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Question # 12
Collection of raw facts and fiaures is called :
Choose an answer
Information
Processing
Data
Output
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Question # 13
A computer can be defined as an electronic device that can (choose the most precise definition)
Choose an answer
carry out arithmetic operation
carry out logical operation
do complicated calculation
accept or process data by implementing sequentially a set of stored instructions
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Question # 14
The major generational problem of the early first generation computers was
Choose an answer
inaccurate results
poor reliability
delayed results
limited capabilities
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Question # 15
_________is secondary device
Choose an answer
Hard Disk drive
CD-ROM drive
Tape drive
All
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