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Computing Mock 2022

WASSCE style · Study mode

Computing Mock 2022

Question 1 of 50

Question 1 of 50

Binary search requires the list to be

Question 2 of 50

Question 2 of 50

A data structure that follows Last In, First Out is a

Question 3 of 50

Question 3 of 50

The protocol used to send web pages securely is

Question 4 of 50

Question 4 of 50

The system that translates domain names to IP addresses is

Question 5 of 50

Question 5 of 50

The SQL command used to retrieve data is

Question 6 of 50

Question 6 of 50

A fraudulent e-mail tricking users into giving passwords is

Question 7 of 50

Question 7 of 50

Machine learning is a branch of

Question 8 of 50

Question 8 of 50

The arithmetic logic unit (ALU) performs

Question 9 of 50

Question 9 of 50

The control unit of the CPU

Question 10 of 50

Question 10 of 50

Clock speed of a CPU is measured in

Question 11 of 50

Question 11 of 50

Open-source software is software whose

Question 12 of 50

Question 12 of 50

Bandwidth refers to

Question 13 of 50

Question 13 of 50

Breaking a problem into smaller parts is

Question 14 of 50

Question 14 of 50

Pseudocode is

Question 15 of 50

Question 15 of 50

HTML stands for

Question 16 of 50

Question 16 of 50

The HTML tag for the largest heading is

Question 17 of 50

Question 17 of 50

CSS is used to

Question 18 of 50

Question 18 of 50

Simplify A · 1.

Question 19 of 50

Question 19 of 50

A biometric input device uses

Question 20 of 50

Question 20 of 50

A field in one table that refers to the primary key of another table is a

Question 21 of 50

Question 21 of 50

In the software development life cycle, the stage after design is

Question 22 of 50

Question 22 of 50

The system bus that carries memory addresses is the

Question 23 of 50

Question 23 of 50

Device drivers are

Question 24 of 50

Question 24 of 50

Firmware is software stored in

Question 25 of 50

Question 25 of 50

An SSD is faster than a traditional hard disk because it

Question 26 of 50

Question 26 of 50

A device that connects multiple computers in a LAN and forwards data to the correct device is a

Question 27 of 50

Question 27 of 50

The unique hardware address of a network card is its

Question 28 of 50

Question 28 of 50

A network in which all computers have equal status is

Question 29 of 50

Question 29 of 50

Abstraction means

Question 30 of 50

Question 30 of 50

An error that causes a program to give wrong results but still run is a

Question 31 of 50

Question 31 of 50

The HTML tag used to create a hyperlink is

Question 32 of 50

Question 32 of 50

Simplify A + A.

Question 33 of 50

Question 33 of 50

Simplify A + Ā.

Question 34 of 50

Question 34 of 50

RFID tags are read using

Question 35 of 50

Question 35 of 50

OCR software converts

Question 36 of 50

Question 36 of 50

1 kibibyte equals

Question 37 of 50

Question 37 of 50

Convert 77 (octal) to decimal.

Question 38 of 50

Question 38 of 50

ASCII code 65 represents

Question 39 of 50

Question 39 of 50

Adding binary 0111 and 0011 gives

Question 40 of 50

Question 40 of 50

In the fetch–decode–execute cycle, the address of the next instruction is held in the

Question 41 of 50

Question 41 of 50

The memory address register holds

Question 42 of 50

Question 42 of 50

A multi-core processor improves performance by

Question 43 of 50

Question 43 of 50

The output of a NAND gate is 0 only when

Question 44 of 50

Question 44 of 50

A XOR B is 1 when

Question 45 of 50

Question 45 of 50

What does print(7 % 3) display?

Question 46 of 50

Question 46 of 50

Convert 156 (decimal) to hexadecimal.

Question 47 of 50

Question 47 of 50

A sound file sampled at 44,100 Hz with 16 bits for 10 s (mono) is

Question 48 of 50

Question 48 of 50

By De Morgan's law, NOT(A AND B) equals

Question 49 of 50

Question 49 of 50

What is len([1, [2, 3], 4])?

Question 50 of 50

Question 50 of 50

What does "abc"[::-1] produce?

Questions written by OtisamLMS in the style of the WASSCE. They are not WAEC past questions.