Gujarat Technological UniversityWinter 2025 examination

GTU 3150710 Computer Networks (CN) Winter 2025 Question Paper & PDF

B.E. · Computer Engineering · Semester 5 · Subject code 3150710
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Total
70 marks
To pass
23 marks (33%)
Duration
2.5 Hours 10:30 AM – 1:00 PM
Questions
5 with internal choice
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18 of 25 questions on this paper were also asked in other years. Each is marked below with the years it appeared.See all 36 repeated 3150710 questions, most asked first

Q.1

14 Marks
(a)
3 marks
Discuss throughput in Computer Network.
(b)
4 marksAsked in 4 of 7 papers
Enlist types of delay and define them all.

Also asked in Summer 2026 Q3b OR, Winter 2024 Q1b, Summer 2023 Q1b

(c)
7 marksAsked in 2 of 7 papers

Write functions of: Repeater, Hub, Gateway, Bridge, Switch and Router

Also asked in Winter 2023 Q1b

Q.2

14 Marks
(a)
3 marksAsked in 2 of 7 papers
Compare IPV4 and IPV6.

Also asked in Winter 2023 Q5b

(b)
4 marksAsked in 4 of 7 papers
Compare virtual circuit and datagram.

Also asked in Winter 2024 Q4b, Winter 2023 Q3b, Summer 2023 Q4b OR

(c)
7 marksAsked in 4 of 7 papers
Describe Distance Vector Routing Algorithm.

Also asked in Summer 2024 Q4c OR, Winter 2023 Q4c, Summer 2023 Q4c

(c)
7 marksAsked in 4 of 7 papers
Describe Link state Routing Algorithm.

Also asked in Summer 2025 Q4c, Summer 2024 Q4c, Winter 2023 Q4c OR

Q.3

14 Marks
(a)
3 marks
Why HTTP server is stateless?
(b)
4 marksAsked in 3 of 7 papers
Discuss Multiplexing and De multiplexing at Transport layer.

Also asked in Summer 2026 Q4c OR, Summer 2024 Q3a

(c)
7 marksAsked in 3 of 7 papers
Compare TCP and UDP.

Also asked in Winter 2023 Q5b OR, Summer 2023 Q3c

(a)
3 marksAsked in 2 of 7 papers
Define the term: Unicast, Multicast and Broadcast.

Also asked in Summer 2024 Q4a OR

(b)
4 marksAsked in 4 of 7 papers
Explain the following TCP socket system calls:

socket(), bind(), listen(), accept().

Also asked in Summer 2025 Q3c, Winter 2024 Q4b OR, Summer 2024 Q2b

(c)
7 marksAsked in 3 of 7 papers
Describe TCP segment structure.

Also asked in Winter 2024 Q5c OR, Summer 2024 Q3c OR

Q.4

14 Marks
(a)
3 marksAsked in 2 of 7 papers
Define: bit rate and baud rate.

Also asked in Summer 2023 Q5b OR

(b)
4 marks

Discuss NAT(Network address Translation) as solution to IP address depletion problem.

(c)
7 marksAsked in 3 of 7 papers
Describe roles and responsibilities of DNS.

Also asked in Summer 2026 Q2c OR, Summer 2024 Q2c

(a)
3 marksAsked in 3 of 7 papers
What is count to infinity problem?

Also asked in Winter 2023 Q4a OR, Summer 2023 Q5a OR

(b)
4 marks
Write note on E-mail.
(c)
7 marksAsked in 3 of 7 papers
Describe Go back n and selective repeat protocol.

Also asked in Winter 2024 Q4c, Summer 2024 Q5c

Q.5

14 Marks
(a)
3 marks
Discuss taking turn protocol.
(b)
4 marksAsked in 4 of 7 papers
Compare Persistent and non Persistent HTTP.

Also asked in Winter 2024 Q2c, Summer 2024 Q1b, Summer 2023 Q2c OR

(c)
7 marksAsked in 2 of 7 papers
Describe CSMA protocol with Collision Detection.

Also asked in Summer 2026 Q3c OR

(a)
3 marksAsked in 4 of 7 papers
Discuss slotted Aloha.

Also asked in Summer 2026 Q4b, Winter 2024 Q5c, Summer 2024 Q5c OR

(b)
4 marks
Write functionalities of ARP.
(c)
7 marks
Describe CRC for error detection.

More Computer Networks papers

Questions repeat across sessions. Working through two or three papers shows you which topics GTU asks most.

Summer 202670 marks · 5 questions · Solved
Summer 202570 marks · 5 questions
Winter 202470 marks · 5 questions
Summer 202470 marks · 5 questions

Other Semester 5 subjects

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2150703
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2150704
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2150707
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3150703
Analysis and Design of Algorithms

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About this paper

Official Gujarat Technological University (GTU) examination paper 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.

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