Computer Networks PYQ 2021-22 AKTU Question Paper

AKTU · BTECH · Semester 6 · Computer Networks · Session 2021-22 · PYQ

AKTU Computer Networks previous year question paper 2021-22 for B.Tech Semester 6. Covers Introductory Concepts and Physical Layer, Link Layer and Medium…

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Computer Networks AKTU syllabus

  1. Unit 1: Introductory Concepts and Physical Layer
  2. Unit 2: Link Layer and Medium Access Control
  3. Unit 3: Network Layer
  4. Unit 4: Transport Layer
  5. Unit 5: Application Layer

Questions in Computer Networks AKTU PYQ 2021-22

  1. Q1a. Discuss about transmission mediums in networking. (2 marks, 2021-22)
  2. Q1b. What do you understand by network topologies. (2 marks, 2021-22)
  3. Q1c. Explain transmission delay in flow control. (2 marks, 2021-22)
  4. Q1d. Write a note on round trip time (RTT) in networking. (2 marks, 2021-22)
  5. Q1e. Discuss the role logical addressing. (2 marks, 2021-22)
  6. Q1f. Define datagrams in switching. (2 marks, 2021-22)
  7. Q1g. Discuss about the IP ranges of Class A, B, C and D. (2 marks, 2021-22)
  8. Q1h. List out prime three functionality of transport layer. (2 marks, 2021-22)
  9. Q1i. Explain the use of RST flag in TCP header. (2 marks, 2021-22)
  10. Q1j. Explain HTTP. (2 marks, 2021-22)
  11. Q2a. Discuss encoding types in physical layer of ISO-OSI model. (10 marks, 2021-22)
  12. Q2b. Discuss each command in detail used in networking: a- ipconfig b- netstat c- ping d- hostname e- tracert (10 marks, 2021-22)
  13. Q2c. List out and discuss the disadvantages in STOP N WAIT protocol. (10 marks, 2021-22)
  14. Q2d. Calculate the total number of transmissions that are required to send 10 data packets through GBN-3 and every 5th packet is lost. (10 marks, 2021-22)
  15. Q2e. Discuss in detail about ICMP role in network layer. (10 marks, 2021-22)
  16. Q3a. Define the relationship between transmission delay and propagation delay, if the efficiency is at least 50% in STOP N WAIT protocol. (10 marks, 2021-22)
  17. Q3b. Find out window size and minimum sequence number in sliding window protocol, if Transmission delay (Tt)= 1 ms, Propagation delay (Tp)= 24.5 ms. (10 marks, 2021-22)
  18. Q4a. Explain distance vector routing (DVR) with working example in detail. (10 marks, 2021-22)
  19. Q4b. Sender's data D=11010, CRC generator polynomial= x3+x+1. Apply CRC algorithm and perform calculations both at sender and receiver end. (10 marks, 2021-22)
  20. Q5a. Assume we want to send a data from S to R and there are 2 routers in between. What will be the total time taken if total number of packets are 5. Data is like: Tp=0 ms, Data size=1000 bytes, BW=1 mbps, Header of the packet=100 bytes. (10 marks, 2021-22)
  21. Q5b. Explain CSMA/CD in detail. (10 marks, 2021-22)
  22. Q6a. Divide the network with IP address 200.1.2.0 into 5 subnets. (10 marks, 2021-22)
  23. Q6b. Describe the role of application layer and session layer of OSI model in detail. (10 marks, 2021-22)
  24. Q7a. Write detailed note on TCP vs UDP. (10 marks, 2021-22)
  25. Q7b. Explain following application layer protocols: FTP, SMTP, DNS (10 marks, 2021-22)

AKTU paper codes: BCS603, KCS603, RCS603, NCS601

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