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Question 1:
a) The aim of a computer network is to increase efficiency and reduce costs. Describe how networks achieve the above.
b) Explain briefly how the bus topology operates. Support your answer with appropriate diagrams.
c) Briefly describe the following terms associated with networking :
a) Server b) Client c) Protocol d) Media
Question 2:
a) Apart from computer viruses, briefly explain THREE other security problems that can emanate from the Internet.
b) Differentiate between a static and a a dynamic web site.
c) What are the differences between electronic mail and paper mail ? How do these affect the modern office?
creating a control flow question for atm system
At time t when an infected machine scans and finds a vulnerable machine, the vulnerable one will be compromised and start to scan and infect others at time t+X, where X is a r.v. f
(a) Explain, using suitable examples, the functions of each of the sub system mentioned in the context of a large chain of supermarkets (i) Database Management Subsystem (ii)
Unification Algorithm: Here if notice for instance that to unify two sentences as we must find a substitution that makes the two sentences the same. Furthermore remember there
How to maintain lists? To return from a high list level to the next-lower level (SY-LSIND), the user chooses back on a secondary list. The system then gives the currently dis
Q. Benefits of traditional hard disks and CD-ROM? CD-ROM is suitable for distribution of large amounts of data to a large number of users. CD-ROMs are a general medium these da
Let's provide you a fundamental illustration by which you may be able to define the concept of instruction format. Let us consider the instruction format of a MIPS computer. MI
Types of Structure Charts Transaction structure - control module calls subordinate modules, each of which handles a certain transaction More afferent processes Le
Find the Boolean expression for logic circuit shown in Figure below and reduce it using Boolean algebra. Ans. Y = (AB)' + (A' + B)' = A' + B' + AB' by using Demorgan's Theorem. =
What is the prominence of RS232-C in serial communication? Name some application where you see its use. RS-232 stands for Recommend Standard number 232 and C is the latest re
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