Computer Science 0478

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CAIE IGCSE subject archive

CAIE IGCSE Computer Science 0478 Past Papers

Download free Computer Science 0478 past papers PDFs, mark schemes, examiner reports, grade thresholds, syllabus and specimen papers. Open the latest session first, then work backwards through older years.

Open latest session Browse all years Syllabus and specimen

Past paper sessions and years

Open any session to view question papers, mark schemes, examiner reports, inserts, transcripts and grade thresholds where available.

28 folders, 340 files

2025-Oct-Nov
13 files

2025-May-June
13 files

2025-March
6 files

2024-Oct-Nov
13 files

2024-May-June
13 files

2024-March
5 files

2023-Oct-Nov
12 files

2023-May-June
14 files

2023-March
6 files

2022-Oct-Nov
14 files

2022-May-June
15 files

2022-March
3 files

2022-Feb-March
7 files

2021-Oct-Nov
17 files

2021-May-June
17 files

2021-March
7 files

2020-Oct-Nov
17 files

2020-May-June
12 files

2020-March
6 files

2019-Oct-Nov
17 files

2019-May-June
17 files

2019-March
7 files

2018-Oct-Nov
17 files

2018-May-June
17 files

2018-March
7 files

2017-Oct-Nov
17 files

2017-May-June
24 files

2017-March
7 files

Other resources

Additional files linked to this subject archive.

7 folders, 26 files

Topical Past Papers
1 files

Paper 2
6 files

Paper 1
12 files

Computer Science Topical
1 files

All Topics Topical Past Papers
1 files

All Practical Topical Past Papers
1 files

Solved Past Paper
4 files

How to revise with CAIE Past Papers

Start with recent material, mark it carefully, and move into focused follow-up only where marks are still being lost.

Step 1

Start with recent Computer Science past papers

Begin with newer pseudocode questions, theory questions, trace tables, and full past papers so the first past papers reflect current wording, paper balance, and examiner expectations.

Step 2

Mark the paper line by line

Review technical terminology, logic steps, tracing accuracy, and method clarity rather than looking only at the final score.

Step 3

Repair the exact weakness

Use the pattern in your past papers to identify whether loose terminology, skipped logic, or weak trace-table control is the main mark-loss area.

Step 4

Return to another full paper

Use another recent paper to check whether the same weakness still appears once the repair work is done.

What to focus on

Technical precision

Computer Science and IT past papers reward exact terms, not approximate everyday language.

Logic and tracing

Past papers show whether students can follow algorithms, variables, and program flow step by step.

Theory-to-application links

Use mark schemes to check whether systems, networks, data, or security concepts are being applied properly.

Long-answer structure

Full papers matter because command words and layered explanations still decide many marks.

How to use Computer Science 0478 past papers effectively

Computer Science and IT past papers are especially useful because they combine short factual recall with longer algorithmic or systems explanations. Many marks are lost when a student knows the topic but cannot express the method or trace it cleanly.

The most productive review cycle is to finish a recent paper, mark the logic and terminology carefully, and then return to another past paper to check whether those same coding, tracing, or systems weaknesses still appear.

Frequently asked questions

Which Computer Science 0478 past papers should I start with?

Start with the newest pseudocode questions, theory questions, trace tables, and full past papers first, then work backwards once the latest past papers feel more controlled under time pressure.

How should I mark Computer Science 0478 past papers?

Use the mark scheme and examiner report together to review technical terminology, logic steps, tracing accuracy, and method clarity. That review is where the real improvement usually starts.

What should I do after finishing Computer Science 0478 past papers?

List the marks lost across the paper, decide whether loose terminology, skipped logic, or weak trace-table control was the main problem, and repair that issue before the next full past paper.

Are older Computer Science 0478 past papers still useful?

Yes. After the latest past papers are complete, older past papers are still useful for repetition, wider coverage, and testing whether the same mistakes keep repeating.