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Computer Studies Past Questions and Answers

Waec Computer Studies Questions

Question 56:
(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.
    View Answer & Explanation
    Question 57:
    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
    View Answer & Explanation
    Question 58:
    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
    View Answer & Explanation
    Question 59:
    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
    View Answer & Explanation
    Question 60:


    The logic gates represented in Figure 1 is called ____________
    • A AND gate
    • B NAND gate
    • C NOR gate
    • D OR gate
    View Answer & Explanation