STUDENT NAME.: ______________________ CLASS.
: _____
KASUNGU DISTRICT SCHOOLS
2024 END OF TERM THREE FORM ONE EXAMI NATIONS
COMPUTER STUDIES
(100 marks)
Monday, 9 December Tine Allowed: 2 hours
10:00 am- 12:00 pm.
Instructions
1. This paper contains 14
printed pages. Please
check.
2. Before beginning to
answer these questions
write your name and class
at the top of each paper
3. The paper has three
sections: A, B and C.
Answer all the questions
in each section.
4. In the table provided on
this page, tick against the
question number you have
answered.
5. Hand in your completed
question paper when time
is called to stop writing.
Page 1 of 15
STUDENT NAME.: ______________________ CLASS.: _____
Question Tick Do not write
Number questions in these
21 to 33 if columns
answered
1–5
6 – 10
11 – 15
16 - 20
21
22
23
24
25
26
27
28
29
30
31
32
33
Section A (20 marks)
Answer all the questions in this section by encircling the letter
corresponding to the correct answer.
1. Which of the following is an B.The analytical engine
example of third-generation C.ENIAC
D.IBM-1401
computers
A.IBM-360
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STUDENT NAME.: ______________________ CLASS.: _____
2. Which programming 6. Which of the following is
language was used in first suitable for travellers?
generation computers? A.Super computer
A.Machine Language B.Mainframe computer
B.Assembly Language C.Palmnote computer
C.FORTRAN D.Mini computer
D.COBOL 7. Why is a flash disk a solid-
3. Which one of the following is state media?
not true about the system A.It is solid
unit? B.It is removable
C.It does not have any
A.It houses the CPU
movable parts
B.It houses the drives
D.It uses flash technology
C.It houses the brain of the
8. What device is suitable for
computer
printing geographical
D.It is a peripheral device
features
4. A nibble is
A.Thermal printers
A.4 bytes B.Laser printers
B.8 bytes C.Plotters
C.4 bits D.Dot matrix printers
D.8 bits 9. Which of one is an example
5. Which of the following is not of pointing device?
an output device A.Touch Screen
B.Printer
A.Speaker
C.Microphone
B.Printer
D.Hard disk
C.Monitor
10. Which of the following
D.Microphone
devices is used to provide a
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STUDENT NAME.: ______________________ CLASS.: _____
connection between a C.Software that protects
computer and a telephone against viruses
line? D.Software that enhances
A.Router computer graphics
B.Hub 14. Which of the following is a
C.Modem way to remove a computer
D.Network Interface Card
virus?
(NIC)
11. Which of the following is A.Downloading more
software
another name for data?
B.Using ant-virus software to
A.User input scan and remove it
B.User output C.Restarting the computer
C.Desired output D.Following the proper
D.Desired input procedure to shut down the
12. Which computer is designed computer
to handle very large amounts 15. Data is permanently stored
of data for businesses? in ________
A.Mainframe computers A.RAM
B.Personal computers B.Printer
C.Mini computers C.Hard disk
D.Super computers D.Cache memory
13. What does the term 16. What role do computers
malware refer to? play in scientific research?
A.Only computer virus A.They clean laboratories
B.Any software designed to B.They help analyse data and
harm or exploit any device simulate experiments
C.They fix machines
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STUDENT NAME.: ______________________ CLASS.: _____
D.For playing videos D.All of the above
17. In what generation did the 19. In what form is data entered
use keyboards and monitors into a computer?
started? A.Waves
A.First Generation B.Sound
B.Second Generation C.Words
C.Third Generation D.Characters
D.Fourth Generation 20. Why is it important to adjust
18. Which of the following is a your screen brightness?
common symptom of a A.To make the colours look
computer virus infection? better
A.Slow computer B.To avoid glare and reduce
performance eye strain
B.Files being deleted C.To lighten up the room
C.Files being corrupted D. To improve internet speed
Section B (50 marks)
21. a. What is a computer
_______________________________________________________
_______________________________________________________
Page 5 of 15
STUDENT NAME.: ______________________ CLASS.: _____
_______________________________________________________
_______________________________________________ (1 mark)
b. What was the main use of the following computers
i. Napier’s Bones
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______________________________________________ (2 marks)
ii. First-generation computers
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______________________________________________ (2 marks)
22. a. Define a programme
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_______________________________________________ (1 mark)
b. Differentiate the following;
i. Data and information
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STUDENT NAME.: ______________________ CLASS.: _____
_______________________________________________________
______________________________________________ (2 marks)
ii. communication technology and information technology
_______________________________________________________
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______________________________________________ (2 marks)
23. a. What does ASCII stand for?
_______________________________________________ (1 mark)
b. Explain the concept of character set?
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______________________________________________ (2 marks)
24. Figure 1 is a diagram showing a computer system.
D
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B
STUDENT NAME.: ______________________ CLASS.: _____
a. Identify parts labelled B and D
B: _________________________________________ (1 mark)
D: _________________________________________ (1 mark)
b. State the functions of part labelled C and A
C:_________________________________________________
____________________________________________ (1 mark)
A:_________________________________________________
____________________________________________ (1 mark)
25. a. Why are microcomputers called personal computers?
_______________________________________________________
_______________________________________________________
________________________________________________(1 mark)
b. Explain One advantage of using supercomputers for scientific
research?
_______________________________________________________
_______________________________________________________
______________________________________________ (2 marks)
Page 8 of 15
STUDENT NAME.: ______________________ CLASS.: _____
26. a. Convert 200bits to bytes
(3 marks)
b. How many bytes are there in 3 megabytes
(3 marks)
27. a. State any three examples of keying devices
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_______________________________________________________
_______________________________________________________
(3 marks)
Page 9 of 15
STUDENT NAME.: ______________________ CLASS.: _____
b. Describe a digitizer
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_______________________________________________________
_______________________________________________________
(2 marks)
c. List any two examples of softcopy output devices
_______________________________________________________
_______________________________________________________
(2 marks)
28. a. State three examples of storage devices
_______________________________________________________
_______________________________________________________
_______________________________________________________
_______________________________________________________
(3 marks)
b. what is the difference between static MROM and dynamic
EPROM
_______________________________________________________
_______________________________________________________
_______________________________________________________
Page 10 of 15
STUDENT NAME.: ______________________ CLASS.: _____
_______________________________________________________
_______________________________________________________
______________________________________________ (2 marks)
29. a. State any three causes of software and data loss.
_____________________________________________________
_____________________________________________________
_____________________________________________________
_____________________________________________________
(3 marks)
b. Describe how you can protect the computer hardware from
power surge
_____________________________________________________
_____________________________________________________
_____________________________________________________
_____________________________________________________
(3 marks)
c. why are communication devices considered indispensable in
today’s world?
_____________________________________________________
_____________________________________________________
Page 11 of 15
STUDENT NAME.: ______________________ CLASS.: _____
_____________________________________________________
_____________________________________________________
(2 marks)
30. Explain two ways on how you can clean files affected by
viruses
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(4 marks)
Section C (30 marks)
31. a. Briefly explain how the following affect the computer
i. Liquids
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STUDENT NAME.: ______________________ CLASS.: _____
_______________________________________________________
_______________________________________________________
______________________________________________ (2 marks)
ii. Dust particles
_______________________________________________________
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______________________________________________ (2 marks)
iii. Temperature
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_______________________________________________________
______________________________________________ (2 marks)
b. Differentiate between general purpose and special purpose
computers with the aid of examples?
_______________________________________________________
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_______________________________________________________
_______________________________________________________
(4 marks)
32. a. Describe three precautions you would take to avoid
damaging the hard disk
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STUDENT NAME.: ______________________ CLASS.: _____
_______________________________________________________
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_______________________________________________(6 marks)
b. Describe any two functional elements of a CPU
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_______________________________________________________
______________________________________________ (4 marks)
33. Discuss how computers are used in any five different fields
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STUDENT NAME.: ______________________ CLASS.: _____
_______________________________________________________
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(10 marks)
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