GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER- V(OLD) EXAMINATION - SUMMER 2019
--- Content provided by FirstRanker.com ---
Subject Code: 150702 Date: 06/06/2019
Subject Name: Computer Network
Time: 02:30 PM TO 05:00 PM Total Marks: 70
Instructions:
- Attempt all questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
--- Content provided by FirstRanker.com ---
Q.1 (a) Draw the OSI reference model. Explain the functionality of each layer in brief. 07
(b) What is topology? List out different types of topology and explain each in detail 07
Q.2 (a) Write a note on guided and un-guided transmission medium 07
--- Content provided by FirstRanker.com ---
(b) Explain ALOHA system. How slotted ALOHA works? Differentiate it with pure ALOHA. 07
OR
(b) Draw and explain Ethernet 802.3 Frame structure. 07
Q.3 (a) What is the difference between error detection and correction? Explain any one error correction technique with suitable example 07
(b) Describe the working of sliding window protocol. Also explain the piggybacking phenomenon 07
--- Content provided by FirstRanker.com ---
OR
Q.3 (a) What is Routing? Explain shortest path routing with example. 07
(b) Explain IPv4 datagram format and importance of each filed 07
Q4 (a) Explain ICMP & IGMP in detail 07
(b) Explain various versions of CSMA protocols. 07
--- Content provided by FirstRanker.com ---
OR
Q.4 (a) What is count-to-Infinity problem? Explain it with example. 07
(b) What is DNS? How resource records are maintained in DNS? 07
Q.5 (a) Write a note on HTTP. 07
(b) Write a short note on Mobile IP 07
--- Content provided by FirstRanker.com ---
OR
Q.5 (a) Differentiate Datagram and Virtual circuit 07
(b) Draw and explain TCP packet header. 07
--- Content provided by FirstRanker.com ---
This download link is referred from the post: GTU BE 2019 Summer Question Papers || Gujarat Technological University