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Basic Computer Knowledge. Question Paper

Basic Computer Knowledge.

Course:Bachelor Of Science In Computer Information Systems

Institution: Daystar University question papers

Exam Year:2012

Question 1
a) Why do we need to learn computers? Give any two advantages of using computers in business operations. (3 marks)

b) Explain any three factors that you would consider when categorizing computers. For each factor state an example. (6 marks)

c) Describe any two output and two input devices, explaining how they are used in computer systems. (8 marks)

d) What is the main role of an operating system in computers? List any two types of operating systems. (3marks)

Question 2
a) Differentiate between a Local Area Network (LAN) and a Wide Area Network(WAN) (4 marks)

b) The purpose of a computer network is to share computer resources within an organization. Briefly explain any three resources that can be shared over a network. (6 marks)

c) Explain the role of a search engine with respect to the internet.Give any two examples of search engines used on the internet. (4 marks)

d) Describe the use of the following application programs with an example for each of them.
(1) Spreadsheet
(2) Word processor
(3) Database management system
(6 marks)
Question 3
a)
i) Give any two symptoms of a computer virus. (2 marks)
ii) Explain two ways in which we can acquire viruses in our computer systems and two ways
in which we can prevent them. (4 marks)
b) Briefly explain the benefits of using the word processor over the manual typewriters.
(6marks)
c) Explain any two advantages of using an E-mail system over a telephone in communication.
( 4 marks)
d) State any two functions of the Central Processing unit. (4 marks)

Basic Computer Knowledge. Question Paper

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