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Types and methods of data transmission past paper questions

O Level Computer Science 2210 · Data transmission. 1 (a) Understand that data is broken down into packets to be transmitted (b) Describe the structure of a packet (c) Describe the process of packet switching 2 (a) Describe how data is transmitted from one device to another using different methods of data transmission (b) Explain the suitability of each method of data transmission, for a given scenario 3 Understand the universal serial bus (USB) interface and explain how it is used to transmit data A packet of data contains a: – packet header – payload – trailer The packet header includes the: – destination address – packet number – originator’s address Data is broken down into packets Each packet could take a different route A router controls the route a packet takes Packets may arrive out of order Once the last packet has arrived, packets are reordered Including: – serial – parallel – simplex – half-duplex – full-duplex Including the ad

In Cambridge O Level Computer Science 2210, Types and methods of data transmission came up in 17 of the 34 papers on Paperstreak, for about 6 marks a paper when it does. It last came up in October/November 2025.

Often set with Methods of error detection, Input and output devices, Types of software and interrupts, Data storage and compression.

18 questions, newest first

1. 2210/12/O/N/25 Question 5 parts (c(i)) (c(ii)) (c(iii)) · 5 marks
2. 2210/13/O/N/25 Question 3 · 14 marks
3. 2210/11/M/J/25 Question 4 parts (a(i)) (a(ii)) (c(i)) (c(ii)) · 6 marks
4. 2210/12/M/J/25 Question 3 part (c(ii)) · 6 marks
5. 2210/12/O/N/24 Question 5 parts (b(i)) (b(ii)) · 6 marks
6. 2210/13/O/N/24 Question 2 parts (e(i)) (e(ii)) (e(iii)) · 5 marks
7. 2210/11/M/J/24 Question 4 · 7 marks
8. 2210/12/M/J/24 Question 2 parts (a) (b) · 2 marks
9. 2210/12/O/N/23 Question 6 · 4 marks
10. 2210/11/M/J/23 Question 2 parts (c(i)) (c(ii)) · 7 marks
11. 2210/12/M/J/23 Question 4 parts (a(i)) (a(ii)) (a(iii)) · 5 marks
12. 2210/13/O/N/22 Question 4 parts (c(i)) (c(ii)) · 5 marks
13. 2210/12/O/N/21 Question 3 · 9 marks
14. 2210/11/M/J/21 Question 2 parts (c(i)) (c(ii)) · 3 marks
15. 2210/11/M/J/21 Question 8 parts (c(i)) (c(ii)) · 6 marks
16. 2210/13/O/N/20 Question 5 parts (a) (b) · 6 marks
17. 2210/11/M/J/20 Question 3 parts (a) (b) · 4 marks
18. 2210/12/M/J/20 Question 8 part (a) · 3 marks

More in Data transmission: Methods of error detection, Encryption.

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