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Computer Networks
Concepts of Layering
Marks 1Marks 2
Data Link Layer and Switching
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Network Layer
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Application Layer Protocol
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Routing Algorithm
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TCP UDP Sockets and Congestion Control
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Lan Technologies and Wi-Fi
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Network Security
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1
GATE CSE 2024 Set 2
MCQ (More than One Correct Answer)
+1
-0

Which of the following statements about IPv4 fragmentation is/are TRUE?

A

The fragmentation of an IP datagram is performed only at the source of the datagram

B

The fragmentation of an IP datagram is performed at any IP router which finds that the size of the datagram to be transmitted exceeds the MTU

C

The reassembly of fragments is performed only at the destination of the datagram

D

The reassembly of fragments is performed at all intermediate routers along the path from the source to the destination

2
GATE CSE 2024 Set 2
MCQ (More than One Correct Answer)
+1
-0

Which of the following fields of an IP header is/are always modified by any router before it forwards the IP packet?

A

Source IP Address

B

Protocol

C

Time to Live (TTL)

D

Header Checksum

3
GATE CSE 2024 Set 1
MCQ (More than One Correct Answer)
+1
-0

Which of the following fields is/are modified in the IP header of a packet going out of a network address translation (NAT) device from an internal network to an external network?

A

Source IP

B

Destination IP

C

Header Checksum

D

Total Length

4
GATE CSE 2022
MCQ (Single Correct Answer)
+1
-0.33

Consider an enterprise network with two Ethernet segments, a web server and a firewall, connected via three routers as shown below.

GATE CSE 2022 Computer Networks - Network Layer Question 14 English

What is the number of subnets inside the enterprise network?

A
3
B
12
C
6
D
8
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Questions Asked from Marks 1
GATE CSE 2025 Set 2 (2) GATE CSE 2024 Set 2 (3) GATE CSE 2024 Set 1 (1) GATE CSE 2022 (1) GATE CSE 2021 Set 1 (1) GATE CSE 2020 (1) GATE CSE 2015 Set 1 (1) GATE CSE 2014 Set 3 (1) GATE CSE 2012 (1) GATE CSE 2010 (1) GATE CSE 2006 (1) GATE CSE 2005 (2) GATE CSE 2004 (1) GATE CSE 2003 (1)
GATE CSE Subjects
Theory of Computation
Operating Systems
Algorithms
Digital Logic
Database Management System
Data Structures
Computer Networks
Software Engineering
Compiler Design
Web Technologies
General Aptitude
Discrete Mathematics
Programming Languages
Computer Organization