- 20 Marks
MI – Nov 2014 – L1 – SB – Q5 – Information Systems
This question covers different modes of data transmission and security vulnerabilities in data systems.
Question
Data is converted to binary digits and forwarded to the desired location for the purpose of communication.
a. With the aid of diagrams, explain THREE data transmission modes. In each case, give ONE relevant example. (9 Marks)
b. State ONE difference between Parallel Data Transmission and Serial Data Transmission. (2 Marks)
c. In a tabular form, state TWO differences between Asynchronous Data Transmission and Synchronous Data Transmission. (4 Marks)
d. Enumerate FIVE attacks that could take place as a result of vulnerabilities of a computer system. (5 Marks)
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