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(a) Draw the waveform for an asynchronous transmission with the given specifications:
8 data bits with value 11010001 (LSB listed first here), one parity bit (even), one start bit, one stop bit, and a bit rate of 4800 bps. Then, assuming the transmission starts at time t = 0 with idle being HIGH, label the starting/ending time for each bit in the transmission.
(b)Provide eight advantages that digital technology has over analog technology in terms of data communication.
(c) Explain three kinds of communication impairments that you are familiar with and, for every type, mention how their undesirable effects can be reduced.
(d) Give two advantages and two disadvantages of fibre optics (FO) cabling compared to twisted-pair (TP) cabling.
I need a help on how to write good assignment on the above topic
QUESTION a) A switch basically operates by forwarding frames from one part of the network to another, based on MAC address. Describe the three types of switching namely store
Problem a) Consider a 1000 Mbps Ethernet with a single Store-N-Forward switch mid-way in the path between two nodes A and B. Assume that there are no other nodes on the network
IPV6 DATAGRAM FORMAT It is given in the figure below:
Convert (111011)2 to ( )10
CYCLIC REDUNDANCY CHECK (CRC) To activate a network system to check move error without increasing the amount of information in every packet another most successful method is m
B-Router Hybrid devices that has the features of both routers and bridges . A bridge router or brouter is a network machine that acts as a router and as a bridge. The brout
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INTRODUCTION TO PHYSICAL SECURITY The Physical security addresses design, execution, and maintenance of countermeasures which protect physical resources of an organization. The
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