Compression in Paper 1 — Computer Science IAL Past Papers

19 papers, 2021–2025 · Paper 1

The Computer Science IAL Paper 1 — Theory Fundamentals past papers in the collection that assess compression.

• Paper 1: on 19 of 25 papers, 1–7 marks a paper (4 on average)

Read question by question: blind checks found 116 of 120 question parts tagged with the right topic (95% confidence interval 91.7–98.7%).

How topics are found and checked

Papers

• Paper 1 · June 2025 · Q2 (b(i), b(ii)) · 7 marks — question paper and mark scheme
• Paper 1 · November 2024 · Q4 (b(i), b(ii)) · 6 marks — question paper and mark scheme
• Paper 1 · November 2024 · Q7 (a(iii)) · 1 mark — question paper and mark scheme
• Paper 1 · November 2024 · Q6 (b(iii), c(ii)) · 4 marks — question paper and mark scheme
• Paper 1 · June 2024 · Q2 (d(iii)) · 2 marks — question paper and mark scheme
• Paper 1 · June 2024 · Q2 (b(i), b(ii)) · 5 marks — question paper and mark scheme
• Paper 1 · November 2023 · Q1 (c) · 2 marks — question paper and mark scheme
• Paper 1 · November 2023 · Q6 (a) · 3 marks — question paper and mark scheme
• Paper 1 · November 2023 · Q5 (b(i)) · 2 marks — question paper and mark scheme
• Paper 1 · June 2023 · Q1 (c(i), c(ii)) · 6 marks — question paper and mark scheme
• Paper 1 · November 2022 · Q7 (c) · 3 marks — question paper and mark scheme
• Paper 1 · November 2022 · Q8 (c(i), c(ii)) · 4 marks — question paper and mark scheme
• Paper 1 · June 2022 · Q1 (d) · 2 marks — question paper and mark scheme
• Paper 1 · June 2022 · Q1 (a(iii), a(iv)) · 4 marks — question paper and mark scheme
• Paper 1 · November 2021 · Q7 (b(i), b(ii)) · 4 marks — question paper and mark scheme
• Paper 1 · November 2021 · Q5 (b(ii)) · 4 marks — question paper and mark scheme
• Paper 1 · November 2021 · Q7 (b(i), b(ii)) · 4 marks — question paper and mark scheme
• Paper 1 · June 2021 · Q1 (b) · 3 marks — question paper and mark scheme
• Paper 1 · June 2021 · Q1 (b) · 3 marks — question paper and mark scheme

All Paper 1 papers | All Computer Science papers | How examiners mark each command word