Download PTU B-Tech CSE-IT 2020 Dec 5th Sem 70534 Computer Networks Ii Question Paper

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Roll No. | [ L[] ] | [ [ ] Total No. of Pages : 02

Total No. of Questions : 18

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B.Tech. (CSE/IT) (2012 to 2017) (Sem.=5)

COMPUTER NETWORKS-II

Subject Code : BTCS-501

M.Code : 70534

Time : 3 Hrs. Max. Marks : 60

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INSTRUCTION TO CANDIDATES :

1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students have to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students have to attempt any TWO questions.

SECTION-A

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Write briefly :

1. Network Security
2. ESP
3. CDMA
4. WLL

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5. Frequency reuse
6. IKE
7. IP
8. What is 2.5G?
9. What is Authentication header?

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10. What is LMDS?

SECTION-B

1. What is IP sec Protocol? Explain its header.
2. Give the details of WLAN.
3. Write down a note on evolution of wireless communication system.

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4. What is GPRS? Describe different security and handoff issues in GPRS?
5. Explain any one routing protocol with suitable example.

SECTION-C

1. Explain the security features of IPv6. (10)
2. What is System Capacity? What are different ways to improve coverage and capacity in cellular systems? (10)

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3. Write short notes on :
   1. WLANSs
   2. Bluetooth
   3. Personal Area Network

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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