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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.

.$$\scriptsize{\overset{{\large{\textbf{Mark Distribution in Previous GATE}}}}{\begin{array}{|c|c|c|c|c|c|c|c|}\hline
\textbf{Year}& \textbf{2024-1} & \textbf{2024-2} & \textbf{2023}&  \textbf{2022} & \textbf{2021-1}&\textbf{2021-2}&\textbf{Minimum}&\textbf{Average}&\textbf{Maximum}
\\\hline\textbf{1 Mark Count} & 3&3&2& 2 &1&1&1&2&3
\\\hline\textbf{2 Marks Count} & 3&3&3& 4 &4&3&3&3.33&4
\\\hline\textbf{Total Marks} & 9&9&8& 10 &9&7&\bf{7}&\bf{8.67}&\bf{10}\\\hline
\end{array}}}$$

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Recent questions in Computer Networks

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81
Test series
sir in this question i am getting D as ans but given answer is A and solution is also not given
sir in this question i am getting D as ans but given answer is A and solution is also not given
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82
madeeasy testseries
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83
Made Easy Postal Book Package of Computer Network Example Questions from Data link layer Page Number 99, Question Number 2.41
A 1 kilometer long CSMA/CD (not 802.3) has a propagation speed of 200m/ìsec. Repeaters are not allowed in this system Data frames are 256 bits long, including 32 bits of...
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85
ip address
Which of the following statement is not false? 1.127.0.1.0 is a class A IP address 2.A fragment with MF=0 and fragment offset = 0 doesn’t exist 3.Record route is an application of ICMP 4.The destination IP address in message of RARP request is 0.0.0.0 ans is 4 how?
Which of the following statement is not false?1.127.0.1.0 is a class A IP address2.A fragment with MF=0 and fragment offset = 0 doesn’t exist3.Record route is an applic...
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1 votes
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86
Supernetting Rules/Doubt - Washington University , University of Toronto, University of Houston, TANENBAUM
I have concluded a hack from seeing multiple university questions . Go by aggregating 2 at a timeAggregate only if you can reduce two same /n to /n-1 ie two /23 can be m...
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87
FLOW CONTROL
A 2 Mbps satellite links 2 ground stations. Height of the satellite from the ground station is 10,000 Km and speed of signal is 3 × 108 m/s. Given packet size = 100 B. Find out the efficiency percentage upto 2 decimal place?
A 2 Mbps satellite links 2 ground stations. Height of the satellite from the ground station is 10,000 Km and speed of signal is 3 × 108 m/s. Given packet size = 100 B. F...
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1 answer
88
Random Pratice test
In a wireless channel, the probability of a successful packet transmission is 0.3. A stop and wait ARQ protocol is deployed to transfer data across the link. What is the average number of transmission attempts required to transfer 840 packets? with soln with detail produre if possible please
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1 votes
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89
Selective Repeat
Consider a sliding window protocol that uses Selective Repeat, the sender sliding window size is 32. The sequence number of the frame to be sent after sending 200 frames ___________
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90
Classless Addressing
Does Classless Addressing also keep one-one address (each) reserved for Network and broadcast ID? If yes then are they the same bits as in Classful addressing?
Does Classless Addressing also keep one-one address (each) reserved for Network and broadcast ID? If yes then are they the same bits as in Classful addressing?
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93
Hamming code
in reciever side to detect err which one representation we should follow to know that in which bit error is present in hamming code? p1 p2 d1 p4 d2 d3 d4 p8 d5 d6 d6 d5 p8 d4 d3 d2 p4 d1 p2 p1
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1 votes
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100
Forouzan Q19
In a leaky bucket used to control liquid flow, how many gallons of liquid are left in the bucket if the output rate is 5 gal/min, there is an input burst of 100 gal/min for 12 s, and there is no input for 48 s?
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