# 2025-02-19 · 2023-24 / 2024-25

Subject: Computer Networks

Exam: TEE

Reader: https://deep-learning-study-room.vercel.app/cn/#tee/papers/paper-2025-feb-reexam

Canonical: https://deep-learning-study-room.vercel.app/read/cn/tee/papers-chapter/paper-2025-feb-reexam/

Actual paper; 100 marks attempted. Current-syllabus alignment is stated per question.

1. [Q1(a) · TCP/IP network and transport layers](https://deep-learning-study-room.vercel.app/read/cn/tee/papers/paper-2025-feb-reexam--q1a/)
2. [Q1(b) · Stop-and-Wait losses](https://deep-learning-study-room.vercel.app/read/cn/tee/papers/paper-2025-feb-reexam--q1b/)
3. [Q1(c) · SCTP services](https://deep-learning-study-room.vercel.app/read/cn/tee/papers/paper-2025-feb-reexam--q1c/)
4. [Q1(d) · Message versus packet switching](https://deep-learning-study-room.vercel.app/read/cn/tee/papers/paper-2025-feb-reexam--q1d/)
5. [Q2(a) · Star and mesh](https://deep-learning-study-room.vercel.app/read/cn/tee/papers/paper-2025-feb-reexam--q2a/)
6. [Q2(b) · CSMA/CA and RTS/CTS](https://deep-learning-study-room.vercel.app/read/cn/tee/papers/paper-2025-feb-reexam--q2b/)
7. [Q3(a) · TCP connection lifecycle](https://deep-learning-study-room.vercel.app/read/cn/tee/papers/paper-2025-feb-reexam--q3a/)
8. [Q3(b) · VLSM customer allocation](https://deep-learning-study-room.vercel.app/read/cn/tee/papers/paper-2025-feb-reexam--q3b/)
9. [Q4(a) · DNS resolution](https://deep-learning-study-room.vercel.app/read/cn/tee/papers/paper-2025-feb-reexam--q4a/)
10. [Q4(b) · RIP route updates](https://deep-learning-study-room.vercel.app/read/cn/tee/papers/paper-2025-feb-reexam--q4b/)
11. [Q5(a) · Pure versus slotted ALOHA](https://deep-learning-study-room.vercel.app/read/cn/tee/papers/paper-2025-feb-reexam--q5a/)
12. [Q5(b) · Congestion policies](https://deep-learning-study-room.vercel.app/read/cn/tee/papers/paper-2025-feb-reexam--q5b/)
13. [Q6(a) · Dijkstra six-node graph](https://deep-learning-study-room.vercel.app/read/cn/tee/papers/paper-2025-feb-reexam--q6a/)
14. [Q6(b) · CRC](https://deep-learning-study-room.vercel.app/read/cn/tee/papers/paper-2025-feb-reexam--q6b/)
15. [Q7(a) · Guided versus unguided media](https://deep-learning-study-room.vercel.app/read/cn/tee/papers/paper-2025-feb-reexam--q7a/)
16. [Q7(b) · IPv4 /26 block](https://deep-learning-study-room.vercel.app/read/cn/tee/papers/paper-2025-feb-reexam--q7b/)
17. [Q7(c) · FTP connections](https://deep-learning-study-room.vercel.app/read/cn/tee/papers/paper-2025-feb-reexam--q7c/)