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Question:
(a) For the bit stream 010011, sketch the waveforms for each of the code indicated.
Assume the following: the signal level for the previous bit for NRZI was a 1 and was positive; the most recent preceding 1 bit (AMI) had a negative voltage; and the most recent preceding 0 bit (pseudoternary) had a negative voltage. (Let 0 be positive for NRZ-L)
(b) Describe fully how you can use a (11/7) Hamming code to:
(i) detect and;
(ii) correct by giving the correct transmitted character;
if an incorrect codeword representing character "K" is received:
(ASCII value of "K" is 75)
(c) Describe the procedure known as byte stuffing. Explain why and when it is used and how it actually works.
Problem (a) As a forensic investigator, you are needed to trace the source of an email. It is suspected that the email header has been forged. Show how you would proceed to
CRC in matlab
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You are designing a Demilitarized zone for a large corporation. Using design best practice, and the information that you have learned so far, propose a design that will provide the
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In this assignment, you are required to emulate the operation of a link layer and network layer protocols in a small computer network. Your program should behave like a single node
QUESTION (a) A convex flow problem is a non linear network flow problem. Explain how a convex flow problem could be transformed into a Minimum Cost Flow problem. (b) Exp
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