Comp 100: Computer Applications Question Paper

Comp 100: Computer Applications

Course:Computer Applications

Institution: Kenya Methodist University question papers

Exam Year:2010

KENYA METHODIST UNIVERSITY

END OF THIRD TRIMESTER 2010 EXAMINATIONS

FACULTY : SCIENCE AND TECHNOLOY
DEPARTMENT : CIS AND BIT
COURSE CODE : COMP 100
COURSE TITLE : COMPUTER APPLICATIONS
TIME : 2 HOURS
INSTRUCTIONS
• Answer Question ONE and any Other TWO Questions

Question 1
a) Describe three categories of computers, illustrate your answer with examples (6marks)

b) List two functions for each of the following units of a computer
i) Input unit
ii) Main memory
iii) Secondary storage
iv) Output unit (8marks)

c) State two impacts of computers on
i) Employment (2marks)
ii) User’s health (2marks)

d) Convert the following numbers as required
i. 157.2510 X2 (4marks)

ii. 219 10 X8 (2marks)

iii. AC2716 X10 (2marks)

e) Convert
i) 7658 to decimal number system (2marks)
ii) 762510 to binary number system (2marks)

Question 2
a) Highlighting the major points of distinction analyze five generations of computers
(10marks)

b) Explain five factors that influence the speed of the CPU (10marks)

Question 3
a) Explain four applications of spreadsheets (4marks)

b) Briefly distinguish between the following terms: (6marks)
i) Worksheet and workbook
ii) Formatting and editing
iii) Save as and save commands

c) Describe five major characteristics of word processor (10marks)

Question 4
a) Citing specific examples and their uses, describe five classes of proprietary software
(10marks)
b) With the aid of well labeled diagrams, discuss three types of network topologies noting their advantages and disadvantage (10marks)

Question 5
a) Discuss five major applications of internet in the business environment in Kenya today.
(10marks)

b) Define the term operating system and explain four functions of an operating system (10marks)

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