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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.
Suppose you are working for one of the leading credit reporting agencies that manages users' credit rating info with different financial institutions. The company wishes to implem
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
(a) What are the different architectures for wireless networks? (b) Explain how WEP authentication and encryption works, describe the vulnerability. (c) In what ways are secu
IPV6 NEXT HEADER It is given in the figure below:
Question (a) Consider that you enter the subsequent URL in the address bar of a popular web client and that both the server and client accepts HTTP version 1.1. i. What can be
Question: a) Name a method to allow a person to send a confidential email to another person, without risks of a third-party reading the email. Describe briefly the operations
ROUTING TABLES AND ADDRESS MASKS Additional information is saved in routing table. Destination is kept as network address. Next hop is saved as IP address of router. Address m
INTRODUCTION TO PLANNING FOR SECURITY The creation of an information security program begins with creation and review of organization’s information security policies, standards,
algorithm on simple intrest
Selecting a Risk Control Strategy Risk controls involve selecting one of the 4 risk control strategies for every vulnerability. The flowchart is shown in the figure given below
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