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Q. What is Bus Topology?
Multipoint configuration
One cable acts like a backbone to link all devices
Advantages: Effortlessness of installation and less cabling
Disadvantages: Difficult reconnection along with fault isolation a fault/break in the bus cable stops all transmission
In RIP why we have HOP count of 15?
Q. What do you mean by Substitutional Ciphers? Substitutional Ciphers Monoalphabetic Substitution Polyalphabetic Substitution - Transpositional - character
What are the main categories based on which applications of computer network can be categorized? The major areas under which the applications for computer network can be divide
What is the disadvantage of a star topology? One major drawbacks of star topology is that once the central hub or switch get damaged, the whole network becomes unusable.
This ICT-related issue that has been raised in the contemporary media, and the article is required to be included as part of the essay: Undertake further research about this top
Q. What do you understand by OSI? Ans: The Open System Interconnection (OSI) reference model illustrates how information from a software application in one computer goes throug
Can you define the concept of Repeaters, Hubs, Bridges, Switches and Routers?
Fragmentation - Wireless environment is very noisy - Corrupt frames must be retransmitted - Large frames must be divided into smaller ones to increase efficiency
Consider figure. Assume a new flow E is added that takes a path from R1 to R2 to R6. How does the max-min bandwidth allocation change for the 5 flows?
Q. Show the Character-level Encryption? - Substitutional - Monoalphabetic - simplest form; also called Caesar cipher - Every character is replaced with another character
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