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Explain Ethernet Frame.
The heart of Ethernet system is the Ethernet Frame, which is used to deliver information among the computers. The frame having of a set of bits organized into several fields. These fields include address fields, a data field and an error checking field that checks the integrity of the bits in the frame to make sure that the frame has arrived intact
Question 1: (a) Explain what is meant by circuit switching? Give its main shortcoming and explain its relevance in telephone systems. (b) Outline the differences betwee
It's a Hybrid device that joins the features of both bridges and routers.
When it comes to networking, what are rights? Rights refer to the authorized permission to perform exact actions on the network. Every user on the network can be assigned indiv
Q. Show V.32 standard? - ITU-T's V.32 standard was issued in 1991 for asynchronous and full-duplex operation at 14.4 Kbps. V.32bis - Is an extension of the V.32 technology?
MPI_Wtime ( ) returns elapsed wall-clock time in seconds as some arbitrary point in past. Elapsed time for program segment is specified by the difference between MPI_Wtime values a
In connectionless schema, there is no connection required. The source of data includes destination information in data and transmit to the network. Network transmit each data item
802.11 CSMA/CA a) Wait a DIFS time to avoid collision b) Send RTS and wait for CTS reply to obtain the use of the Medium (air) c) Use of SIFS time for control informatio
The science and art of manipulating messages in order to create them secure is known as cryptography..... Two types are:- Symmetric key cryptography and Asymmetric key crypto
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
a) Assume that the time required to transmit one packet (i.e. the packet length divided by link data rate) is 10ms and the Round Trip Time (from Source to Destination and back) is
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