UNIVERSITY EXAMINATIONS: 2020/2021
EXAMINATION FOR THE DEGREES OF BACHELOR OF SCIENCE IN
INFORMATION TECHNOOGY/ APPLIED COMPUTING/ SOFTWARE
DEV/ INFO. SECURITY AND FORENSICS
BIT 1102/ BAC 1107/ BSD 1107/ BISF 1105:
INTERNET TECHNOLOGY AND THE WEB/ INTERNET TECHNOLOGY
FULLTIME/ PART TIME/DISTANCE LEARNING
DATE: DECEMBER, 2021 TIME: 2 HOURS
INSTRUCTIONS: Question ONE IS COMPULSORY, Choose TWO OTHER Questions.
QUESTION ONE (20 marks) Compulsory
a) What is an IP address? (2 Marks)
b) Every IP address is made up of two parts the Prefix and the suffix. Describe the two parts
highlighting their importance (4 Marks)
c) Describe the difference between IPV4 and IPV6 (6 Marks)
d) Describe the term Internet Service Provider and name two ISPs in Kenya (4 Marks)
e) Convert the following 32-bit binary IP address into decimal notation (4 Marks)
10000001 00110100 00000110 00000000
QUESTION TW0 (15 marks)
a) Explain what you understand the term “client-server computing”. (2 Marks)
b) With the help of a diagram discuss the four-layer Internet Model (4 Marks)
c) Describe the following terms (4 Marks)
i) Domain Name
ii) Uniform Resource Locator (URL)
d) Describe the parts of the following URL given below. (3 Marks)
http://www.azimuth-interactive.com/flash_test
e) Explain the term “Internet of things”. (2 Marks)
QESTION THREE (15 marks)
a). Internet access is the ability of individuals and organizations to connect to the Internet
using computers and other devices. There are many ways a computer or a terminal can
connect to the internet. From this background, compare the following Internet connection
types
i) DSL and ISDN
ii) Cable connection and leased line (8 Marks)
b). How does the Dynamic host configuration protocol give the IP addresses? (4 Marks)
c). Discus three uses and three dangers of the Internet (3 Marks)
QUESTION FOUR (15 marks)
a) Describe the following protocols available in the OSI application layer highlighting their
functions. (4 Marks)
i) HTTP
ii) SMTP
iii) Telnet
iv) FTP
b) Explain what the following HTML lines mean and their output (8 Marks)
<!DOCTYPE html>
<html>
<head>
<title>Page Title</title>
</head>
<body>
<h1>My First Heading</h1>
<p>My first paragraph.</p>
</body>
</html>
c) Explain the role of ICANN (3 Marks)
