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Q. Show the Error Correction by Hamming Code?
Hamming Code is able to be applied to data units of any length and uses the relationship between data and redundancy bits
For instance a 7-bit ASCII code requires 4 redundancy bits that can be added to the end of the data unit or mixed with the original data bits which are placed in positions 1, 2, 4 and 8 that is x0,x1,x2,x3 etc.
In the Hamming Code every "r" bit for one combination of data bits as below:
Question: (a) Show the main elements of the GSM system architecture and describe their functions. (b) Looking at the HLR/VLR database approach used in GSM-how does this arc
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What is VRC? It is the most common and least costly mechanism for Error Detection. In VRC, a parity bit is added to each data unit so that the total number of 1s becomes even f
Q. Show Nonreturn to Zero encoding? - Value of signal is for all time positive or negative - NRZ-L Signal level depends on bit represented; positive typically means 0
RIP It is Broadcast There is no authentication It Support FLSM RIPV2 It is Multicast There is Authentication It Support VLSM
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