Computer Multiple Choice Questions and Answers - 3

Question: 11

Instructions or programs for controlling the computer are called

(A) Analyst

(B) Hardware

(C) Programmer

(D) Software

Ans: D

Software

Question: 12

Fan housing is used for the purpose of

(A) Cooling the UPS

(B) Cooling the software

(C) Cooling the monitor

(D) Cooling the CPU

Ans: D

Cooling the CPU

Question: 13

For creating and editing legal documents which application packaged would be most useful.

(A) Spreadsheet

(B) Word processing

(C) Communication

(D) Graphic

Ans: B

Word processing

Question: 14

Which of the following kind of devices allow the user to add components and capabilities to a computer system?

(A) Expansion slots

(B) Input devices

(C) Storage devices

(D) System boards

Ans: A

Expansion slots

Question: 15

In digital signature, the private key is used for ____ and the public key for ____

(A) Ciphertext, plaintext

(B) Plaintext, ciphertext

(C) Decryption, encryption

(D) Encryption, decryption

Ans: D

Encryption, decryption

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