ZIMSEC A-Level Computer Science Revision & Mock Test

Free ZIMSEC A-Level Revision

ZIMSEC A-Level Computer Science

Revise ten essential areas, take an original diagnostic mock test and receive your mark, corrections and weak-topic guidance immediately.

Core Computer Science revision topics

1

Data representation

Binary, hexadecimal, character, image and sound representation.

2

Computer architecture

Processors, memory, storage and input-output systems.

3

Networks and communication

Protocols, topologies, addressing and internet services.

4

Cybersecurity

Threats, controls, encryption and responsible protection.

5

Algorithms

Decomposition, flowcharts, pseudocode and complexity.

6

Programming fundamentals

Variables, control structures, functions and testing.

7

Data structures

Arrays, records, stacks, queues, lists and trees.

8

Databases

Relational design, keys, normalisation and SQL.

9

Software development

Requirements, design, implementation, testing and maintenance.

10

Ethics and emerging technologies

Privacy, intellectual property, AI and social impacts.

10-question Computer Science diagnostic mock test

Choose one answer for every question, then mark your test.

1. Hexadecimal is base:

2. The CPU register holding the next instruction address is the:

3. Which protocol securely transfers web pages?

4. Encryption primarily protects:

5. Binary search requires data to be:

6. A loop controlled by a condition is:

7. A stack follows:

8. A primary key must be:

9. Black-box testing focuses on:

10. Algorithmic bias can result from:

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