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WAEC Computer Hardware and GSM Repairs: The Habits That Move the Grade

WAEC Computer Hardware and GSM Repairs rewards a particular set of habits. What is actually costing you marks, and a six-week plan that fixes it.

Most candidates who fail Computer Hardware and GSM Repairs at this level did the work. They did it on the topics they already understood, and in a format that is marked by examiners against a published mark scheme, with method marks awarded for working and presentation marks for layout that produces nothing.

At a glance
Subject
Computer Hardware and GSM Repairs
Examined by
WAEC
Format here
A written examination with an objective paper, an essay paper, and a practical or alternative to practical where the subject has one
Depth
Senior secondary depth, three years of teaching examined in one diet
What the grade does
A credit, and credits are the unit almost every admission requirement is written in
Hardest part
Diagnosis is the examined skill, and diagnosis is built by fixing things that are actually broken.
Most common loss
No bench time. This subject cannot be learned from a book.

What you are actually being measured on

The papers are a written examination with an objective paper, an essay paper, and a practical or alternative to practical where the subject has one, and they are marked by examiners against a published mark scheme, with method marks awarded for working and presentation marks for layout. The grade sits on a certificate that does not expire and that you will show for the rest of your working life.

The preparation that fits it: three years of school teaching, which means your gaps are your school’s gaps, and finding them is the first job.

Computer Hardware and GSM Repairs: common questions

What is it required for?

Computer engineering and electronics at technical level, and it stands alone as a trade qualification with immediate earning potential.

How many papers are there?

Objective, essay and a practical.

What makes it hard?

Diagnosis is the examined skill, and diagnosis is built by fixing things that are actually broken.

What is the most common way candidates lose marks?

No bench time. This subject cannot be learned from a book.

Where do I get the official syllabus?

From WAEC, on its own site, free. Check the year range on the cover before you use it.

How long do I need?

Six focused weeks will move a grade if the work is aimed at what your diagnostic paper exposed. Six months aimed at topics you already know will not.

Should I get a tutor for this subject?

If your problem is that the topic was never taught, yes, and specifically for those topics. If your problem is presentation or pacing, a tutor helps less than timed practice against the mark scheme.

Is Computer Hardware and GSM Repairs compulsory?

No. It is a trade subject, chosen as one of your electives, and you should choose it because a course you want names it.

What makes the subject hard

Diagnosis is the examined skill, and diagnosis is built by fixing things that are actually broken.

That changes the plan. A subject that punishes presentation needs practice in presentation. A subject that compounds needs its foundations fixed first. More hours on the wrong layer produce the same result as none.

The three losses to eliminate first

  • No bench time. This subject cannot be learned from a book.
  • Poor static-safety practice, which is assessed.
  • Neglecting the business section, where the theory marks are.

Each is worth more than an extra topic learned, because they are losses on material you already know. Fixing a habit converts work you have already done into marks you are currently not getting.

Cover the ground, worst first

  • Electronic components and their identification.
  • Tools, instruments and workshop safety.
  • Computer hardware architecture and assembly.
  • Fault diagnosis and troubleshooting.
  • Mobile phone hardware and common faults.
  • Soldering, board-level repair and static safety.
  • Customer handling and repair economics.

How to weight your time

Objective, essay and a practical.

Split your preparation in roughly that proportion, then adjust towards whichever component your diagnostic exposed.

If you change one thing

Collect dead boards and practise fault-finding on them. Diagnosis is what the practical tests.

A six-week plan

  1. Week one. A full past paper under time, in this examination’s format. Mark it honestly. Tag every error.
  2. Week two. The topics your teaching never covered. Highest return per hour.
  3. Week three. Drill the three losses above until they stop happening.
  4. Week four. A second full paper. Compare the error pattern with week one.
  5. Week five. Your weakest component, whether that is the practical, the essay or the objective paper.
  6. Week six. A third paper, then consolidation. No new material.

What the grade buys you

Here the grade is a credit, and credits are the unit almost every admission requirement is written in. Computer Hardware and GSM Repairs is required for computer engineering and electronics at technical level, and it stands alone as a trade qualification with immediate earning potential, and it is checked individually at admission. One diet a year for school candidates, so there is no second attempt inside the same admission cycle.

More on this subject

Sources

  1. The West African Examinations Council, Nigeria. Entry regulations for WASSCE. waecnigeria.org
  2. The West African Examinations Council, Nigeria. Registration and entry. waecnigeria.org
  3. The West African Examinations Council, Nigeria. Frequently Asked Questions. www.waecnigeria.org
Verified against the awarding body’s own published material on 15 September 2026. Fees, dates and thresholds are set each cycle: take those from the body’s own announcement for your year.
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