Data transmission · Cambridge O Level 2210
2.2 Methods of error detection
2.2 Methods of error detection appeared in 6 of the 6 years from 2020–2025, worth 160 marks across 14 questions — about 11.43 marks each.
Based on 44 real Cambridge past papers, 2020–2025.
Questions per year
How many Computer Science questions tagged to this topic appeared each year.
- 20203
- 20211
- 20222
- 20231
- 20244
- 20253
Appearance history
- Most recent
- 2025
- First in range
- 2020
- Years since last
- 0
- Longest gap
- 0 years
Historical occurrence only — not an exam prediction.
Related topics
Topics that most often share a question with this one.
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