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Q. Explain about Error Detection?
Data can be corrupted during transmission because of accidents, Storms, sudden increase in electricity and voltage / decrease in signal power over distance
For reliable communication errors should be detected and corrected
Write an HTML program segment that contains hypertext links from one document to another.
What are the concerns of the Physical Layer? Physical layer coordinates the functions needed to transmit a bit stream over a physical medium. a. Physical characteristics of in
Consider a simple wireless data link using channel bandwidth of 40 kHz. The transmit power level is 20 dBm, the link attenuation is 40 dB and the SNRdB at the receiver is 20 dB.
Q. Network performance measured by delay and throughput ? delay versus load Delay is composed of? Throughput v/s network load
The bitonic sorting network needed log n number of stages for performing the task of sorting the list. The first n-1 stages of the circuit are able to sort two n/2 numbers and the
Modulation and DeModulation
Q. Show the application layer of Osi reference model? - The application layer is OSI layer that is closest to the user. - It offers network services to the user's applicatio
Explain the terms - LAN extension and Ad hoc network LAN extension: a wireless LAN integrated with a wired LAN to extend the coverage area of the LAN complex; Cross-building
Q. Error Detection-General? Sender transmits every data unit twice Receiver performs bit-by-bit comparison between those two versions of data. Any mismatch would
Take the maximum packet lifetime, T. It's stated that T must be big enough to make sure the packet and its ACK have vanished. Why do we have to have the ACK?
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