WAEC Data Processing Past Questions & Answers - Page 30

146.

The use of transistors in circuit was a major advancement in the 

A.

First generation computers

B.

Second generation computers

C.

Third generation computers

D.

Fourth generation computers

Correct answer is B

No explanation has been provided for this answer.

147.

A chart is a graphical representation of

A.

Data

B.

Map

C.

Process

D.

Transmission

Correct answer is A

No explanation has been provided for this answer.

148.

The rpocess of gathering facts and statistics from different sources is known as data

A.

Analysis

B.

Collection

C.

Collation

D.

Retrieval

Correct answer is B

No explanation has been provided for this answer.

149.

Arrange the following ICT tools in the order of invention from the earliest to the latest; cell phone, internet, satellite and radio

A.

Cell phone, satellite, radio, internet

B.

Internet, satellite, cell phone, radio

C.

Radio, satellite, internet, cell phone

D.

Radio, cell phone, satellite, internet

Correct answer is D

No explanation has been provided for this answer.

150.

The modern definition of a computing machine is based on a concept known as

A.

Circuit switching

B.

Digital circuit

C.

Packet switching

D.

Stored program

Correct answer is B

No explanation has been provided for this answer.