Waec Computer Studies Exam (2025/2026): Full List Of Highly Repeated Topics & Past Questions

WAEC Computer Studies is one of the most predictable and scoring subjects for science and commercial students. Most times, questions come from the same repeated topics every year, just in different wording or formatting.

Want to pass WAEC Computer Studies easily? Study smart by focusing on the topics WAEC repeats most.

This guide gives you:

• A list of highly repeated topics

• Past questions to practice

• Paper structure and grading

• Tips to help you score A1

Most Repeated Topics in WAEC Computer Studies

Below is a list of the most frequently tested WAEC Computer Studies topics from past questions:

Sample WAEC Computer Studies Past Questions

Here are sample questions based on the repeated topics above:

1. Classification of Computers

Question: Classify computers based on size and give two examples of each.
(WAEC June 2023)

Answer:

• Microcomputer – e.g. Laptop, Desktop

• Minicomputer – e.g. IBM System/36

• Mainframe – e.g. IBM zSeries

• Supercomputer – e.g. Cray-1

2. Hardware vs Software

Question: Define computer hardware and software with examples.
(WAEC June 2022)

Answer:

• Hardware: Physical parts of a computer (e.g. keyboard, monitor)

• Software: Set of instructions (e.g. Microsoft Word, Windows OS)

3. Internet & Networking

Question: List four services provided by the internet.
(WAEC June 2021)

Answer:

• Email

• Browsing

• Online banking

• Social media

4. Number System

Question: Convert 1101₂ to decimal.
(WAEC June 2022)

Answer:
1101₂ = 1×8 + 1×4 + 0×2 + 1×1 = 13

5. Cybersecurity

Question: Define cybercrime and list two types.
(WAEC June 2023)

Answer:

• Cybercrime is illegal activity carried out using computers.

• Types: Hacking, phishing.

WAEC Computer Studies Paper Structure

How to Study Smart for WAEC Computer Studies

1. Master Past Questions by Topic

2. Use diagrams when explaining hardware topics

3. Practice conversions for binary, octal, decimal

4. Know real-life examples of software, hardware, malware

5. Prepare for networking terms like LAN, WAN, IP Address

6. Revise operating systems like Windows, Linux, Android

7. Use WAEC-approved textbooks for exercises

WAEC Computer Studies Grading System

WAEC Computer Studies – FAQs

Q: Is WAEC Computer Studies compulsory?
It is compulsory for science and commercial students in many schools.

Q: Can WAEC repeat past questions word-for-word?
Not exactly, but WAEC repeats same topics and question styles.

Q: What is the hardest topic in Computer Studies?
Most students struggle with number systems and programming basics.

Q: Do I need to practice practicals?
Yes! WAEC Paper 3 includes practical questions like typing, formatting, spreadsheet creation.

Final Tips

WAEC Computer Studies is not hard if you focus on:

Highly repeated topics + past question practice + clear definitions.

• Prepare smart, not hard

• Practice with WAEC CBT apps

• Use short, direct answers

• Draw labeled diagrams when needed

With the right prep, you can score A1 easily in WAEC Computer Studies!