Question 1
(a)
Discuss throughput in Computer Network.
3 Marks
(b)
Enlist types of delay and define them all.
4 Marks
(c)
Write functions of: Repeater, Hub, Gateway, Bridge, Switch and Router
7 Marks
Gujarat Technological UniversityWinter 2025 Examination
GTU 3150710 Computer Networks (CN) Winter 2025 Paper Solution & PDF
B.E. · Computer Engineering · Semester 5 · Subject Code: 3150710
Total Marks70 MarksExternal theory exam
Passing Marks23 Marks33% minimum cutoff
Exam Duration2.5 Hours10:30 AM – 1:00 PM
Paper Structure5 QuestionsWith internal OR choices
Question 2
(a)
Compare IPV4 and IPV6.
3 Marks
(b)
Compare virtual circuit and datagram.
4 Marks
(c)
Describe Distance Vector Routing Algorithm.
7 Marks
OR OPTION
(c)
Describe Link state Routing Algorithm.
7 Marks
Question 3
(a)
Why HTTP server is stateless?
3 Marks
(b)
Discuss Multiplexing and De multiplexing at Transport layer.
4 Marks
(c)
Compare TCP and UDP.
7 Marks
OR OPTION
(a)
Define the term: Unicast, Multicast and Broadcast.
3 Marks
(b)
Explain the following TCP socket system calls:
socket(), bind(), listen(), accept().
4 Marks
(c)
Describe TCP segment structure.
7 Marks
Question 4
(a)
Define: bit rate and baud rate.
3 Marks
(b)
Discuss NAT(Network address Translation) as solution to IP address depletion problem.
4 Marks
(c)
Describe roles and responsibilities of DNS.
7 Marks
OR OPTION
(a)
What is count to infinity problem?
3 Marks
(b)
Write note on E-mail.
4 Marks
(c)
Describe Go back n and selective repeat protocol.
7 Marks
Question 5
(a)
Discuss taking turn protocol.
3 Marks
(b)
Compare Persistent and non Persistent HTTP.
4 Marks
(c)
Describe CSMA protocol with Collision Detection.
7 Marks
OR OPTION
(a)
Discuss slotted Aloha.
3 Marks
(b)
Write functionalities of ARP.
4 Marks
(c)
Describe CRC for error detection.
7 Marks
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About this Examination Paper & Attribution
Official Gujarat Technological University (GTU) examination paper and step-by-step solutions for Computer Networks (CN) (Winter 2025, B.E. · Computer Engineering, Sem 5). Features complete 70-mark regular & remedial examination pattern, official marking distribution across all 5 questions, and direct 1-click official PDF download.
Transcribed for student exam preparation from Gujarat Technological University official examination archives. Questions, syllabus guidelines, and curriculum marking schemes remain the intellectual property of Gujarat Technological University.