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Comp 110: Introduction To Computers November 2008 Question Paper

Comp 110: Introduction To Computers November 2008

Course:Bachelor Of Education Science

Institution: Kabarak University question papers

Exam Year:2008

COURSE CODE: COMP 110
COURSE TITLE: INTRODUCTION TO COMPUTERS
STREAM: SESSION I
INSTRUCTIONS:
Part-A is compulsory, have 30 marks and from Part-B, You can attempt any two
questions. Each question has 20 marks
Part-A
Question No. 1
a) What is Pascal’s calculation machine and how it works? Marks 2
b) Define mini Computers. Marks 2
c) What are the functions of digital computers? Explain any three. Marks 4
d) Write a short note on Zeroth Generation of Computers. Marks 2
e) Why did the first generation computers fail? Did the second generation computers
become successful with examples? Marks 3
f) What is the execution speed of 2nd generation computers? Marks 2
g) Write the difference between third and forth generation of computers. Marks 2
h) Explain any three differences between human being and computer system.
Marks 6
i) Convert (0.2) into binary form Marks 2
j) Fill in the blanks Marks 3
1) Boolean Logic (Algebra) was invented by Augusta Ada Byran
2) The technology of digital computers is based upon bi-stable electronic
components.
3) Many of the today’s minicomputers can’t accommodate even 150 users working
from individual
Terminals.
k) Fill in the blanks
1. In binary systems the left most bit is called ______________ significant bit.
2. An alphanumeric code is a binary code of a group of elements consisting of the
_____________, ____________ and a certain number of ___________________.
Marks 2
Part-B
Question No. 2
a) Explain all the seven components of computer with example? Marks 7
b) What are the various types of software? Marks 3
c) Convert (98)10 into octal number Marks 2
d) What are the fifth generation computers? Do you think these computers would replace
forth generation computers? Marks 2
e) What are the similarities between human and computers? Explain any four.
Marks 2
f) Fill in the blanks Marks 2
1. Boolean algebra is an algebra that deals with ________________ and
________________.
2. Each combination of the variables in a truth table is called a _____________.
g) Write true/False Marks 2
1. System software are the software which are developed by the user in order to
perform some specific function for the organization.
2. The loader is a program, which accepts the object program to prepare these
programs for execution by the computer.
Question No. 3
a) Explain the advantages of super VGA over VGA? Marks 4
b) Explain, how memories can be classified? Marks 4
c) Briefly explain cache memory. Marks 2
d) What is difference between Dynamic RAM and Static RAM? Marks 4
e) What is an icon? Write the name of two types of icons. Marks 2
f) Divide 1000112 by 101 Marks 2
g) Convert 755110 into hexadecimal equivalent. Marks 2
Question No. 4
a) What is an operating system? Marks 2
b) What are the four functions of operating system? Marks 4
c) What is the forgiveness feature of GUI? Marks 2
d) How do graphics packages help in developing methods and techniques?
Marks 2
e) How do computers prove to be an effective tool for communication? Marks 2
f) Define the following terms as used in information technology.
i) Database
ii) Data encryption
iii) Spy ware
iv) HTML
v) Web browser Marks 5
g)
i) What do you understand by the term computer ethics? Mark 1
ii) State any TWO acts that can be considered as violating computer ethics
Marks 2
Question No. 5
a) What is meant by bandwidth? What is its role in a network? Marks 2
b) What do you understand by the following?
(i) URL
(ii)Multimedia Marks 2
c) Distinguish between CAD and CAM. Marks 2
d) What is WYSIWYG feature? Marks 2
e) Distinguish between digital and analog transmission. Marks 2
f) What are communication channels? State and explain any TWO communication
channels for a network? Marks 2
g)
i) What is meant by the term computer hacker as used in information technology?
Marks 2
ii) State and explain TWO ways that an organization can protect its computers from
hackers Marks 2
h) Define the following terms used in information system security:
i) Virus
ii) Worm
iii) Trojan horse
iv) Payload
Marks 4

Comp 110: Introduction To Computers November 2008 Question Paper

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