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Question (a) A CRC is constructed to generate a 4-bit FCS for an 11-bit message. The divisor polynomial is X4 + X3 + 1
(i) Encode the data bit sequence 00111011001 using polynomial division and give the code word.
(ii) Assume that 7th MSB in the data bit sequence above gets corrupted during transmission, show how the detection algorithm detects the error.
Question (b) What is the difference between Synchronous TDM and Statistical TDM?
(c) In respect to HDLC:
(i) State the three data transfer modes of operation.(ii) Give the structure of generic HDLC frame.(iii) Explain why HDLC uses 'bit stuffing'.
Question (d) With the aid of sketches, explain the difference between the following two transmission modes used with optical fibre:
(i) Graded-index Multi-mode and
(ii) Mono-mode.
Simplex data exchange Simplex communication defines to communication that happens in one direction only. Two definitions have made over time: a common definition, which is des
Problem 1: a) One of the limitations of file processing systems is data inconsistency. Briefly explain with the help of an example what do you understand by this phrase. b)
Problem a) Give three reasons why traditional Network Design approach is less appropriate for many of today's networks? b) The network requires of users are organized into m
For this assignment you will create a program called MMWordFix (Multi-Mode WordFix). This program prompts the user to select one of three word filters (uppercase, lowercase, encryp
the meaning Digital Signatures
UDP- DATAGRAM TRANSPORT SERVICE INTRODUCTION: UDP is the one of the transport protocols in TCP/IP protocol suite. UDP protocol accepts applications on the computers to
QUESTION: (a) Suppose the graph below, use the Flow Decomposition method to list the cycles and paths produced. (b) Describe how Lower Bounds on Arc Flows are eliminated
Problem (a) The IEEE 802 series of standards describe both the Physical and Data Link layers of their respective technologies. Two important standards are 802.3 and 802.5, respect
#questioAn elliptic curve y^2=x^3+ax+b(mod29) includes points P=(7, 15) and Q=(16, 13) a)Determine the equation of the crve b) Determine all values of x for which there is no point
Question: (a) Distinguish between a mobile agent "state" and "code". (b) Differentiate between "weak" and "strong" mobility. (c) Mobile agent systems are known to have
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