This download link is referred from the post: PTU B.Tech Question Papers 2020 December (All Branches)
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Roll No. ‘ ‘ ‘ ‘ ‘ ‘ ‘ ‘ ‘ ‘ ‘ Total No. of Pages : 02
Total No. of Questions : 18
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B.Tech.(CSE)/(IT) (2012 to 2017) (Sem.-4)
COMPUTER NETWORKS-I
Subject Code : BTCS-403
M.Code : 56606
Time : 3 Hrs. Max. Marks : 60
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INSTRUCTIONS TO CANDIDATES :
- SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.
- SECTION-B contains FIVE questions carrying FIVE marks each and students have to attempt ANY FOUR questions.
- SECTION-C contains THREE questions carrying TEN marks each and students have to attempt ANY TWO questions.
SECTION-A
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Answer briefly :
- Differentiate between LAN, MAN and WAN.
- Differentiate between broadcast and point-to-point networks.
- Explain in brief the term Distortion in reference to transmission impairments.
- What are the advantages of Twistedpair-as a transmission media?
- Explain the term hamming code in reference to error detecting codes.
- Explain the term Framing-in brief.
- Compare pure and slotted ALOHA protocols.
- Explain the term subnetting in brief.
- Explain the term De-multiplexing in brief.
- What do you mean by Domain Name System? Discuss.
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SECTION-B
Explain the following in brief:
- a) Frequency Division Multiplexing
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b) Time Division Multiplexing - a) Write a brief note on PPP protocol.
b) Explain in brief about any two Network topologies. - Write a detailed note on static and dynamic channel allocation.
- Write a brief note on TCP and UDP protocols. Also compare TCP and UDP protocols.
- Write a brief note on E-mail and FTP.
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SECTION-C
- Write a detailed note on the ISO-OSI reference model.
- Explain the link state Routing Algorithm with an example.
- Write a detailed note on Checksum and CRC-in reference to Error detection and Correction codes.
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NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any page of Answer Sheet will lead to UMC against the Student.
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This download link is referred from the post: PTU B.Tech Question Papers 2020 December (All Branches)