Download JNTUA MCA 2016 Nov 3rd Sem 9F00302 ComputerNetworks Question Paper

Download JNTU Anantapur (JNTU Anantapur) Master of Computer Applications (MCA) 2016 Oct-Nov Regular Supply 3rd Sem 9F00302 ComputerNetworks Previous Question Paper

Code: 9F00302

MCA III Semester Regular & Supplementary Examinations November 2016
COMPUTER NETWORKS
(For 2011, 2012, 2013, 2014 & 2015 admitted batches only)

Time: 3 hours Max. Marks: 60

Answer any FIVE questions
All questions carry equal marks
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1 (a) What is the difference between Narrow band and Broad band ISDN?
(b) What is the use of Hub, Switch and Router?

2 (a) Compare error detection and error correction in handling errors.
(b) How bit stuffing works?

3 (a) What is the frame format used by Ethernet?
(b) Explain the Bit map protocol with the help of an example.

4 (a) What are the strategies for flooding?
(b) How congestion is detected?
(c) What is load shedding?

5 (a) Explain the working of Mobile IP.
(b) What is quality of service?

6 Explain in detail the handshake methods for connection establishment and release.

7 (a) How firewalls protect your organization?
(b) What are the basic principles of public key cryptography?

8 (a) What is the need for DNS? How it works?
(b) What are the MIME supported types?

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