Waec Computer Studies Past Questions and Answers

Question 56:

• WAEC 2014

(a) Define programming language.
(b) Write the 5 following mathematical expressions in BASIC notation:
(i) x (w + y)\(^2\) (ii) ab/cd (ii) p = 2 (1+b).
(c) Write a simple BASIC program to calculate the area (A) of a rectangle with length (l) and breath (b).
(d) List two levels of programming language.

Question 57:

• WAEC 2021

A collection of wires through which data are transmitted from one part of the computer to another is known as ____________

A. Address
B. Bus
C. Driver
D. Register

Question 58:

• WAEC 2021

The total possible combinations of th input variables for a logic gate containing three input variables is ____________

A. 3
B. 4
C. 8
D. 12

Question 59:

• WAEC 2021

What is the least number of 750 MB capacity CD-ROM discs needed to transfer 10 GB size file?

A. 75
B. 31
C. 14
D. 13

Question 60:

• WAEC 2021

The logic gates represented in Figure 1 is called ____________

A. AND gate
B. NAND gate
C. NOR gate
D. OR gate