WAEC Data Processing Past Questions & Answers - Page 44

216.

Which of the following sources of information is received by the user in visual mode only?

A.

Television

B.

Radio

C.

Photograph

D.

Computer

Correct answer is C

No explanation has been provided for this answer.

217.

One disadvantage of electronic data processing is

A.

Handling complex computation

B.

Medium for effective storage

C.

Processing data at a phenomenal speed

D.

Vulnerability to attack

Correct answer is D

No explanation has been provided for this answer.

218.

Basic computer operations include the following except

A.

Control

B.

Input

C.

Output

D.

Process

Correct answer is A

No explanation has been provided for this answer.

219.

Which of the following parts of the computer ensures the smooth operation of its hardware?

A.

Main memory

B.

Control unit

C.

Auxiliary age

D.

Arithmetic and Logic Unit

Correct answer is B

The control unit is a component of a computer's central processing unit that directs the operation of the processor.

 

220.

Internet banking entails

A.

Applying computer networks in banking operation

B.

Applying computers to automate banking operations

C.

Generating tokens and One-Time-Passwords for online payments

D.

Using ATM for banking operations

Correct answer is A

No explanation has been provided for this answer.