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QUESTION
a) List the seven layers of the ISO-OSI model and briefly describe the role of each layer
b) Describe the functions of the following intermediate systems-
c) Assume six devices are arranged in a mesh topology
How many cables are needed?
How many ports are needed for each device?
Give the Description of security tools Software are coming up in which the user can select the kind of security measure required to be taken for encryption. One such example is
Consider the following network example. With the indicated link costs along each link in the figure, use Dijkstra's shortest-path algorithm to compute the shortest path from x to a
Q. Define the Distance Vector Routing? Distance Vector Routing Every router periodically shares its knowledge about the entire internet with its neighbours Sharing
FDDI Media Access Control Unlike CSMA/CD networks such like Ethernet token-passing networks are deterministic--you are able to calculate the maximum time that will pass before
modern technology in world of 21 century
Describe about the noiseless channel A noiseless channel can transmit an arbitrarily large amount of information, no matter how frequently it is sampled. Just send a lot of dat
How to protect computer Hardware by threats The first component in the computer system vulnerable to attacks or threats, and most important to be protected, is the hardware.
Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4
What are short, long and medium-term scheduling? Long term scheduler verifies which programs are admitted to the system for processing. It controls the degree of multiprogrammi
explain benz network?
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