WAEC Data Processing Past Questions & Answers - Page 37

181.

The main components of the central processing unit (CPU) of the computer are

A.

Register and memory

B.

Control unit and register

C.

Control unit and ALU

D.

ALU and BUS

Correct answer is C

No explanation has been provided for this answer.

182.

The ICT application which helps to resolve road congestion at junctions is 

A.

Automatic teller machine

B.

Automomatic traffic marshal

C.

Street light

D.

Traffic light

Correct answer is D

No explanation has been provided for this answer.

183.

Which of these channels would enable business transactions between a buyer from Nigeria and a seller from Ghana?

A.

E-portal

B.

E-library

C.

E-commerce

D.

Podcasting

Correct answer is C

No explanation has been provided for this answer.

184.

Which of the following is not considered when classifying computers?

A.

Size

B.

Type

C.

Location

D.

Purpose

Correct answer is C

No explanation has been provided for this answer.

185.

The following are primary sources of information except

A.

Questionnaire

B.

Publication

C.

Observation

D.

Processing

Correct answer is B

No explanation has been provided for this answer.