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Computer Networks
Concepts of Layering
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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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GATE CSE 2022
MCQ (More than One Correct Answer)
+2
-0

Consider routing table of an organization's router shown below :

Subnet number Subnet mask Next hop
12.20.164.0 255.255.252.0 R1
12.20.170.0 255.255.254.0 R2
12.20.168.0 255.255.254.0 Interface 0
12.20.166.0 255.255.254.0 Interface 1
default R3

Which of the following prefixes in CIDR notation can be collectively used to correctly aggregate all of the subnets in the routing table?

A
12.20.164.0/20
B
12.20.164.0/22
C
12.20.164.0/21
D
12.20.168.0/22
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Questions Asked from Marks 2
GATE CSE 2023 (1) GATE CSE 2022 (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