MCA II Semester Regular & Supplementary Examinations November/December 2017
COMPUTER NETWORKS
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(For 2012, 2013, 2014, 2015 & 2016 admitted batches only)
Time: 3 hours Max. Marks: 60
Answer any FIVE questions
All questions carry equal marks
- Explain the ISO-OSI reference model with a neat schematic.
- Explain sliding window protocol in data link layer.
- Explain how a slow receiver is protected from a fast sender in data link layer.
- Explain the functioning of pure ALOHA.
- Prove that the probability of successful packet delivery in pure ALOHA is 18%.
- Explain link state routing protocol in detail.
- Explain congestion prevention policies in network layer.
- Explain the network layer functionalities in ATM networks.
- Explain connection establishment and release in TCP connections.
- Explain TCP header format and the functionalities of each field.
- Explain the DES algorithm with a neat schematic.
- How is the integrity of a message ensured? What are the procedures incorporated?
- What are the functionalities of application layer?
- Explain domain hierarchy in detail.
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This download link is referred from the post: JNTUA MCA 3rd Sem last 10 year 2010-2020 Previous Question Papers (JNTU Anantapur)