WAEC Computer Science Past Questions & Answers - Page 21

101.

The equivalent of the decimal number 89 in base 4 is? 

A.

1021

B.

1201

C.

1211

D.

1121

Correct answer is D

No explanation has been provided for this answer.

102.

The communication of knowledge, concepts and ideas is referred to as?

A.

information processing

B.

information transmission

C.

telecasting

D.

webcasting

Correct answer is B

No explanation has been provided for this answer.

103.

Which of the following is not a step involved in data conversion?

A.

Input

B.

Output

C.

Process

D.

Transfer

Correct answer is D

No explanation has been provided for this answer.

104.

Password reset disk should be created?

A.

every time the user changes password

B.

once only

C.

only when the user forgets the password

D.

twice only

Correct answer is A

No explanation has been provided for this answer.

105.

A computer program that gathers information about a person or organization without their knowledge or consent is known as?

A.

Adware

B.

Time Bomb

C.

Malware

D.

Spyware

Correct answer is C

No explanation has been provided for this answer.