File Details:
{"filename":"bsc-6-sem-cs-computer-network-np-3612-cv2-jun-2021.pdf","subject":"Computer Science - Computer Network","exam":"B.Sc. (Computer Science) VI Semester Examination, June 2021","semester":"VI","course_code":"B.C.S.-602","maximum_marks":"75","sections":["Section-A: Very Short Answer Questions","Section-B: Short Answer Questions","Section-C: Long Answer Questions"]}
Questions:
- Differentiate between periodic and non-periodic signal.
- Why is piggybacking used? Discuss.
- What do you mean by URL? Cite example.
- List and clarify different IEEE standards for communications.
- Write down main functions performed by the data link layer.
- Specify various goals of computer networks.
- With a neat sketch, explain twisted pair cables and connectors of twisted pair cables. Explain the performance of twisted pair cables with a neat graph.
- With an example, explain the sliding window flow control mechanism.
- What is the significance of ISDN? Explain the basic concept of ISDN. Give the protocol architecture of ISDN.
- Explain the working of CSMA/CD protocol in detail. Describe various versions of it.
- Draw a comparison between OSI model and TCP/IP reference model.
- A 12-bit Hamming code word containing 8 bits of data and 4 parity bits is read from memory. What was the original 8-bit data word that was written into memory if the 12-bit word read out is: (a) 010011111000, (b) 011101010010, (c) 010000000101?
- Write short notes on the following terms: MAN, ARPANET, MAC layer, HTTP, Token ring.
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