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Bmit 116: Introduction To Information Technology December 2010 Question Paper

Bmit 116: Introduction To Information Technology December 2010

Course:Bachelor Of Business Management And Information Technology

Institution: Kabarak University question papers

Exam Year:2010

COURSE CODE: BMIT 116/TLCM 116
COURSE TITLE: INTRODUCTION TO INFORMATION
TECHNOLOGY
STREAM: Y1S1

INSTRUCTIONS:
Section A is compulsory and has 40 marks.
Attempt any THREE questions from Section B. Each question has 20 marks.

SECTION A
QUESTION 1 (40 MARKS)
a) As a computer network administrator at Kabarak University, explain any five
advantages of using computer networks in all our offices. (5 marks)
b) Using the table given at the last page. Write the binary coding for the word KABU in
ASCII-8. How many bytes are required for this representation? (5 marks)
c) Though outdated bridges are still being used in different networking environment.
What do you understand by the term bridge? Explain the three basic types of bridges.
(5 marks)
d) Write a HTML code to display the table information below on any web browser.
(5 marks)
NAME AGE SEX
KIPKETER 32 MALE
ONYANCHA 42 MALE

e) Explain in details how computers are used in the fields of business and medicine?
(5 marks)
f) Being the system administrator at Kabarak University, list any five functions of the
operating system. (5 marks)
g) With the help of a diagram; explain the basic elements of a computer system.
(5 marks)
h) Convert (1101001.1010)2 to:
i. Decimal ii. Octal iii. Hexadecimal (5 marks)

SECTION B
QUESTION 2 (20 MARKS):
a) Explain what are drivers and their functions in relation to operating system.
(4 marks)
b) Convert the octal number to their decimal equivalent. (4 marks)
c) Do the following binary arithmetic 00110011 – 00010110 and 00101010 ÷
00000110. (4 marks)
d) Explain the following types of networks VPN and PAN. (4 marks)
e) Simplify the following Boolean algebra (4 marks)

QUESTION 3 (20 MARKS):
a) Explain the four major types of instruction given by the control unit. (4 marks)
b) Explain Productivity software and Specialty software. (4 marks)
c) Convert the hexadecimal number (47B) to its decimal equivalent. (4 marks)
d) Explain any four disadvantages of the internet. (4 marks)
e) Prove that algebraically. (4 marks)

QUESTION 4 (20 MARKS):
a) Briefly discuss non-positional number system. (4 marks)
b) Explain the difference between the Digital and Analog computers. (4 marks)
c) Explain the bus network topology highlighting its advantages and disadvantages.
(4 marks)
d) List any four typical properties most protocols. (4 marks)
e) Convert each of the BCD numbers below to their decimal equivalent. (4 marks)
i) 001110000111
ii) 01100111.0100

QUESTION 5 (20 MARKS):
a) Explain any four computer hardware components. (4 marks)
b) Explain the difference between Tutorial and documentation. (4 marks)
c) Convert each of the decimal numbers below to BCD. (4 marks)
i) 456 10 ii) 28.3 10
d) Draw the logic symbol and the truth table for the NOR gate (4 marks)
e) Explain the following components of a computer. (4 marks)
(i) Motherboard
(ii) Microprocessor.

CHARACTER ASCII-8 CODE
ZONE DIGIT
0 0101 0000
1 0101 0001
2 0101 0010
3 0101 0011
4 0101 0100
5 0101 0101
6 0101 0110
7 0101 0111
8 0101 1000
9 0101 1001

A 1010 0001
B 1010 0010
C 1010 0011
D 1010 0100
E 1010 0101
F 1010 0110
G 1010 0111
H 1010 1000
I 1010 1001
J 1010 1010
K 1010 1011
L 1010 1100
M 1010 1101
N 1010 1110
O 1010 1111

P 1011 0000
Q 1011 0001
R 1011 0010
S 1011 0011
T 1011 0100
U 1011 0101
V 1011 0110
W 1011 0111
X 1011 1000
Y 1011 1001
Z 1011 1010

Bmit 116: Introduction To Information Technology December 2010 Question Paper

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