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Computer Applications(Comp 100) Question Paper

Computer Applications(Comp 100)

Course:Education And Pre-University

Institution: Kenya Methodist University question papers

Exam Year:2010

TIME : 2 HOURS
INSTRUCTIONS Answer Question ONE and any other TWO Questions

Question 1
a) What is a deadlock (2marks)
b) Using a diagram, discuss in detail how the deadlock is caused and what measures to take to prevent and avoid it from occurring in a computer system (12marks)
c) What is MBR? What is its significance within a CPU (2marks)
d) Highlight and explain eight features of a word processor and spreadsheet in excel (4marks)

Question 2
Write short notes on the following: (7marks) a) i) Local Area Network (LAN)
ii) Metropolitan Area Network (MAN)
iii) Wide Area Network (WAN)
b) i) Define the term “taskbar”. The taskbar has four main features. Name and explain the four features. (4marks)
ii) What is Central Processing Unit (2marks)
iii) Describe in detail the various units of a CPU (2marks)
iv) One of the computer memories is RAM. Briefly explain how RAM features are associated with its functionality. (3marks)
v) Define “spreadsheet” explaining four major elements of spreadsheet in excel (2marks)

Question 3
a) List and explain the various applications of computers (4marks)
b) Highlight on the types of Arithmetic operators in excel (2marks)
c) What is application software? Discuss it giving examples (4marks)
d) With the help of a well labeled diagram, explain the functions of the following:
i) Data bus
ii) Address bus
iii) Control bus (10marks)

Question 4
a) List and explain five negative impacts of computers to the current society. (5marks)
b) i) State and explain four operations the user can perform in a computer using a mouse (2marks)
ii) Define the word “window” explaining two features of windows operating systems (2marks) c) List three forms of Data that you know. (3marks)
d) Differentiate between ‘information’ and ‘Data’ (3marks)
e) For information to be meaningful and useful, it must possess some good qualities. State
and explain five such qualities (5marks)

Computer Applications(Comp 100) Question Paper

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