IT &computer MCQ section 6 MCQ Questions & Answers Detailed Explanation
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The following question based on IT & computer topic of general awareness mcq
(a) part of the digital machine to store the information.
(b) name given to the computer operator
(c) operator of Boolean algebra
(d) translator of source program to object code.
The correct answers to the above question in:
Answer: (d)
A compiler is a computer program that transforms source code written in a programming language into another computer language the target language, often having a binary form known as object code.
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Read more it and computer Based General Awareness Questions and Answers
Question : 1
The rate at which scanning is repeated in a CRT is called :
a) pitch
b) refresh rate
c) resolution
d) bandwidth
Answer »Answer: (b)
The rate at which scanning is repeated in a CRT is called refresh rate.
Question : 2
Majority of the errors blamed on computers are actually due to
a) defects in media
b) programming errors
c) hardware failure
d) data entry errors
Answer »Answer: (d)
A programming error is an error which results from bad code in some program involved in producing the erroneous result. But, most of the errors are due to the person using it or giving wrong commands or data to the system. The next most common source is the poorly coded software.
Question : 3
What is the commonly used unit for measuring the speed of data transmission ?
a) Bits per second
b) Mega Hertz
c) Characters per second
d) Nano seconds
Answer »Answer: (a)
the commonly used unit for measuring the speed of data transmission in bits per second abbreviated bps. The baud rate is actually the measure of transitions per second.
A 56 kbps modem actually only changes its output amplitude, phase, and frequency 1200 times a second, but uses amplitude and phase to encode multiple bits into a single state.
Question : 4
Which of the following is not a secondary storage unit?
a) Floppy
b) RAM
c) DVD
d) Magnetic tape
Answer »Answer: (b)
RAM is not a secondary storage device. Storage consists of storage devices and their media not directly accessible by the Central Processing Unit (CPU).
Secondary storage is all data storage that is not currently in a computer’s primary storage or memory.
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IT &computer MCQ section 1
IT &computer MCQ section 2
IT &computer MCQ section 3
IT &computer MCQ section 4
IT &computer MCQ section 5
IT &computer MCQ section 6
IT &computer MCQ section 7
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