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Describe the main factors of switching delay No. The speed of propagation is 200,000 km/sec or 200 meters/µsec. In 10 µsec signal travels 2 km. Therefore, each switch adds equi
Which layer is responsible for coordinating communication between systems Ans) The Session layer performs the following: Responsible for establishing and maintaining connections
Most real-life applications are built on top of the UDP and TCP transport protocols. UDP, which stands for User Datagram Protocol, provides the capability of delivering individual
Data link layeris called as error detection layer
Distributed systems are composed of a number of physically separate machines connected by one or more communication links. Unlike parallel systems, there's no shared clock or memor
M E T HOD OF CALCULATION It involves counting the number of each part type and multiplying with the generic failure rate of each part. On summing up the product, we obtain t
Determine about the Security Systems If the company intends to connect to the Internet, then it should pay great attention to the configuration of firewalls. Just as no one wo
stop and wait arq
Q. Fiber-Optic Cable as transmission media? - Made of glass signals are transmit like light pulses from an LED or laser - Light is as well a form of electromagnetic energy
File servers are useful for sharing files through a network. With a file server, the client passes requests for file records over network to file server
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