Sunday, June 24, 2018

most important gk question

1. Which of the following is a secondary memory device ?


A. Hard disk
B.  Keyboard
C.   RAM
D.   None of these

Ans. A

2.  Microfilm reader is a ?

A. OCR device

B. Com device

C. Micr device

D. None of these


Ans. B

3. word length of a computer is measured in ?

A. bytes

B. metres

C.  bits

D. none of the above


Ans. C

4.    Which is the most powerful type of computers ?


A. Mini computer
B. Mainframe computer
C. super computer
D. All


Ans. C

5.    A byte is comprised of ?

A. one bit
B. Two bits
C. six bits
D. Eight bits


Ans. D

6.    All modern computers operate on ?

A. words
B. Data
C. information
D. Floppies

Ans. B

7.    The collection of commands is called ?


A. File
B. data processing
C. program
D. Information


Ans. C


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