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Category Archives: Computer Networks Quiz

If a Company require 60 hosts then What is the best possible subnet mask? (A) (B) (C) (D) Answer: (B) Explanation:… Read More
In the IPv4 addressing format, the number of networks allowed under Class C addresses is (A) 2 14 (B) 2 7 (C) 2 21 (D)… Read More
The protocol data unit (PDU) for the application layer in the Internet stack is (A) Segment (B) Datagram (C) Message (D) Frame Answer: (C) Explanation:… Read More
Determine the maximum length of the cable (in km) for transmitting data at a rate of 500 Mbps in an Ethernet LAN with frames of… Read More
Assume that source S and destination D are connected through two intermediate routers labeled R. Determine how many times each packet has to visit the… Read More
Using public key cryptography, X adds a digital signature to message M, encrypts < M, >, and sends it to Y, where it is decrypted.… Read More
The transport layer protocols used for real time multimedia, file transfer, DNS and email, respectively are: (A) TCP, UDP, UDP and TCP (B) UDP, TCP,… Read More