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Dict 0104 Computer Systems Question Paper

Dict 0104 Computer Systems

Course:

Exam Year:2013

DICT 0104 COMPUTER SYSTEMS CAT-1 12TH July 2013

1)Define the following terms:
a)Computer Network (0.5 Mark)
b)Computer (0.5 Mark)
c)Buses(in relation computers) (0.5 Mark)
d)Network Media (0.5 Mark)

2)Differentiate between the following terms
a)RAM and ROM (1 Marks)
b)Multitasking and Multiprocessing (1 Marks)

3)Discuss FOUR main ways in which computer networks have impacted the world (8 Marks)

4)Describe how data is written or read from a magnetic hard disk (6 Marks)

5)State 4 main reasons why companies use computer systems (4 Marks)

6)Draw a block diagram showing the main components of a computer and explain how data flows between the components (8 Marks)

7)Explain the TWO main functions of a power supply unit and state any THREE symptoms of a failing power supply unit(5 Marks)

8)State any TWO types of
a)Input devices (Other than Keyboard and mouse)(1 Marks)
b)Output devices(Other than printer)(1 Marks)

9)Explain how the following components affect the performance of a computer:
a)Memory(1 Marks)
b)Processor(1 Marks)
c)Bus width(1 Marks)

Dict 0104 Computer Systems Question Paper

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