WAEC Computer Science Past Questions & Answers - Page 89

441.

The property of a disk that determines the amount of data it may contain is?

A.

size

B.

volume

C.

storage capacity

D.

storage power

Correct answer is C

No explanation has been provided for this answer.

442.

In a computer, the sets of instruction that direct it in performing a particular task is called?

A.

information

B.

program

C.

data

D.

file

Correct answer is B

No explanation has been provided for this answer.

443.

The computing devices invented by Charles Babbage are?

A.

Difference Engine and Abacus

B.

Analytical Engine and Slide Rule

C.

Abacus and Slide Rule

D.

Analytical and Difference Engines

Correct answer is D

No explanation has been provided for this answer.

444.

Which of the following computing devices did not exist in the pre-computing age to the 19th century?

A.

Napier's bone

B.

Abacus

C.

ENIAC

D.

Slide Rule

Correct answer is C

No explanation has been provided for this answer.

445.

Which of the following devices is not a micro computer?

A.

Note book

B.

Laptop

C.

EDVAC

D.

Desktop

Correct answer is C

- EDVAC (Electronic Discrete Variable Automatic Computer) was one of the earliest electronic computers

The EDVAC was a binary serial computer with automatic addition, subtraction, multiplication, programmed division and automatic checking with an ultrasonic serial memory capacity of 1,000 44-bit words (later 1,024 words, thus giving a memory, in modern terms, of 5.5 kilobytes).