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Concept of layering.OSI and TCP/IP Protocol Stacks; Basics of packet, circuit and virtual circuit-switching; Data link layer: framing, error detection, Medium Access Control, Ethernet bridging; Routing protocols: shortest path, flooding, distance vector and link state routing; Fragmentation and IP addressing, IPv4, CIDR notation, Basics of IP support protocols (ARP, DHCP, ICMP), Network Address Translation (NAT); Transport layer: flow control and congestion control, UDP, TCP, sockets; Application layer protocols: DNS, SMTP, HTTP, FTP, Email.

.$$\scriptsize{\overset{{\large{\textbf{Mark Distribution in Previous GATE}}}}{\begin{array}{|c|c|c|c|c|c|c|c|}\hline
\textbf{Year}& \textbf{2022} & \textbf{2021-1}&\textbf{2021-2}&\textbf{2020}&\textbf{2019}&\textbf{2018}&\textbf{2017-1}&\textbf{2017-2}&\textbf{2016-1}&\textbf{2016-2}&\textbf{Minimum}&\textbf{Average}&\textbf{Maximum}
\\\hline\textbf{1 Mark Count} & 2 &1&1&2&1&3&2&3&2&3&1&2&3
\\\hline\textbf{2 Marks Count} & 4 &4&3&2&4&2&3&1&4&3&1&3&4
\\\hline\textbf{Total Marks} & 10 &9&7&6&9&7&8&5&10&9&\bf{5}&\bf{8}&\bf{10}\\\hline
\end{array}}}$$

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Recent questions in Computer Networks

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121
Data communication and Networking 5th edition Multilevel Scheme RU 2019 3b
What is meant by self-synchronization? Mention the name of a line coding technique that can achieve self-synchronization. Explain your answer with an example.
What is meant by self-synchronization? Mention the name of a line coding technique that can achieve self-synchronization. Explain your answer with an example.
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122
GB-N
In GB-3, if every 4th packet that is being transmitted is lost and if we have to send 10 packet then how many total transmissions are required?
In GB-3, if every 4th packet that is being transmitted is lost and if we have to send 10 packet then how many total transmissions are required?
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124
#ipv4 addressing(find #subnet mask from #Direct broadcast address)
if direct broadcast address is 200.200.200.31 which of the following can be subnet mask? a.255.255.255.224 b.255.255.255.240 c.255.255.255.198 d.255.255.255.128
if direct broadcast address is 200.200.200.31 which of the following can be subnet mask?a.255.255.255.224b.255.255.255.240c.255.255.255.198d.255.255.255.128
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126
ANDREW S. TANENBAUM, chapter 5
How many packets will be generated if you apply the simple flooding technique on the network in the above diagram fig-1 to make sure that each of the nodes receives at least one copy of the packet?
How many packets will be generated if you apply the simple flooding technique on the network in the above diagram fig-1 to make sure that each of the nodes receives at le...
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128
GO Classes 2023 | IIITH Mock Test 1 | Question: 20
The routing table below uses the longest prefix match in its routing decisions. ...
The routing table below uses the longest prefix match in its routing decisions.$$\begin{array}{|c|c|}\hline \text{Network Address/Length} & \text{Next Hop} \\\hline \hlin...
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129
GO Classes 2023 | IIITH Mock Test 1 | Question: 21
A protocol used by a router or destination host to communicate with the source, typically to report errors in IP datagram processing. ARP ICMP TCP DNS
A protocol used by a router or destination host to communicate with the source, typically to report errors in IP datagram processing.ARPICMPTCPDNS
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136
Computer networks
Is it possible for an organization’s Web server and mail server to have the same alias for a hostname (for example, foo.com)? What would be the type for the RR that contains the hostname of the mail server?
Is it possible for an organization’s Web server and mail server to have the samealias for a hostname (for example, foo.com)? What would be the type for the RRthat conta...
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