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Computer General Knowledge Questions and Answers

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Q :  

OCR stands for………..

(A) Optical Character Recognition

(B) Optical CPU Recognition

(C) Optimal Character Recognition

(D) Other Character Recognition

Correct Answer : A

Q :  

The set of instructions which tells a computer what to do is called…….

(A) matter

(B) instructor

(C) compiler

(D) program

(E) debugger

Correct Answer : D

Q :  

Inventor of WWW is……….

(A) Bill Gates

(B) Lee.N.Feyog

(C) N.Resscl

(D) Tim Berners lee

(E) None of these

Correct Answer : D

Q :  

The smallest unit of data in computer is ________________  

(A) Byte

(B) Nibble

(C) Bit

(D) KB

Correct Answer : C

Q :  

One nibble is equivalent to how many bits? 

(A) 2

(B) 4

(C) 8

(D) 1

Correct Answer : B

Q :  

What is the main constituent of a pearl?

(A) Calcium carbonate and magnesium carbonate

(B) Calcium sulphate only

(C) Calcium oxide and calcium sulphate

(D) Calcium carbonate only

Correct Answer : D

Q :  

What are the major components of a CPU?

(A) Control Unit, Register Set, Arithmetic Logic Unit

(B) Control Unit, Memory Unit, Arithmetic Logic Unit

(C) Memory Unit, Arithmetic Logic Unit, Auxiliary Memory

(D) Register Set, Control Unit, Memory Unit

(E) Register Set, Control Unit, Auxiliary Memory

Correct Answer : B

Q :  

Information in a memory is not wanted or no longer valid is:

(A) Surplus

(B) Volatile

(C) Garbage

(D) Censored

(E) None of these

Correct Answer : C

Q :  

A small or intelligent device is so called because it contains within it?

(A) Computer

(B) Microcomputer

(C) Programmable

(D) Sensor

(E) None of these

Correct Answer : D

Q :  There can be many ways to insert page number in a document. Which of the following lets you insert page number?

(A) Page number from insert menu

(B) Page setup from file menu

(C) Footnote from Insert menu

(D) Both a & c

Correct Answer : A

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