Download PTU (I.K.Gujral Punjab Technical University (IKGPTU)) B-Tech (Bachelor of Technology) (CSE-IT)- Computer Science Engineering -Information Technology 2020 December 4th Sem 56606 Computer Networks I Previous Question Paper
Roll No.
Total No. of Pages : 02
Total No. of Questions : 18
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
INST RUCT IONS T O CANDIDAT ES :
1 .
SECT ION-A is COMPULSORY cons is ting of TEN questions carrying TWO marks
each.
2 .
SECT ION-B c ontains F IVE questions c arrying FIVE marks eac h and s tud ents
have to atte mpt ANY FOUR questio ns.
3 .
SECT ION-C contains THREE questions carrying T EN marks e ach and s tudents
have to atte mpt ANY TWO questions .
SECTION-A
Answer briefly :
1.
Differentiate between LAN, MAN and WAN.
2.
Differentiate between broadcast and point-to-point networks.
3.
Explain in brief the term Distortion in reference to transmission impairments.
4.
What are the advantages of Twisted pair as a transmission media?
5.
Explain the term hamming code in reference to error detecting codes.
6.
Explain the term Framing in brief.
7.
Compare pure and slotted ALOHA protocols.
8.
Explain the term subnetting in brief.
9.
Explain the term De-multiplexing in brief.
10. What do you mean by Domain Name System? Discuss.
1 | M-56606
( S 2 ) - 6 9 0
SECTION-B
11. Explain the following in brief :
a) Frequency Division Multiplexing
b) Time Division Multiplexing
12. a) Write a brief note on PPP protocol.
b) Explain in brief about any two Network topologies.
13. Write a detailed note on static and dynamic channel allocation.
14. Write a brief note on TCP and UDP protocols. Also compare TCP and UDP protocols.
15. Write a brief note on E-mail and FTP.
SECTION-C
16. Write a detailed note on the ISO-OSI reference model.
17. Explain the link state Routing Algorithm with an example.
18. Write a detailed note on Checksum and CRC in reference to Error detection and Correction
codes.
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.
2 | M-56606
( S 2 ) - 6 9 0
This post was last modified on 13 February 2021