UNIVERSITY EXAMINATIONS: 2013/2014
ORDINARY EXAMINATION FOR THE DIPLOMA IN
INFORMATION TECHNOLOGY
DIT 106 INTERNET PROTOCOLS AND TECHNOLOGY
DATE: AUGUST, 2014 TIME: 1½HOURS
INSTRUCTIONS: Answer Any Three Questions.
QUESTION ONE
a) Define the terms Internet, extranet and intranet [3 Marks]
b) “The Internet is a packet switched network”
i. Give meaning to the phrase “packet switched” [2 Marks]
ii. Outline major developments in the history of the Internet in the 60s.
[3 Marks]
c) Discuss the “Digital subscriber line” (DSL) Internet connection method.
Highlight;
i. the operation. [4 Marks]
ii. salient features. [2 Marks]
iii. The advantages [2 Marks]
d) Using examples give meaning to the terms tag, element, attribute and value
[4 Marks]
QUESTION TWO
a) Define the following terms as used in the Internet.
i. FTP
ii. telnet
iii. CHAT
[6 Marks]
b) One of the most popular services found on the Internet is the world wide web
(WWW)
i. Define these terms; browser, URN, URL and HTTP [4 Marks]
ii. Using any browser explain how you would bookmark the web page
“www.kca.ac.ke” [2 Marks]
iii. Explain how you would set the webpage “www.kca.ac.ke” as the home
page of your browser [2 Marks]
c) Write the html code for a simple web-page with the title “a simple web-page”.
The content for the body is shown below; [6 Marks]
A SIMPLE WEB-PAGE
The world wide web is a popular service on the Internet. Web pages are constructed
using HTML
HTML is NOT a programing language
QUESTION THREE
a) Briefly discuss the client-server model as used in the Internet [4 Marks]
b) Briefly discuss the following Internet applications. In each case give the protocol
and operation
i. The world wide web-page [5 Marks]
ii. e-mail [5 Marks]
c) “HTML is NOT a programing language”. Briefly discuss the statement [2 Marks]
d) Internet users face many threats. Outline two threats they face in social networks.
For each threat mention a security measure they can take. [4 Marks]
QUESTION FOUR
a) Access Kenya is an ISP
i. Define the term ISP [2 Marks]
ii. Explain three things you would consider when selecting an ISP [6 Marks]
b) TEAMs are a submarine backbone cable laid from the Arab Emirates to
Mombasa Kenya.
i. Define the term backbone as used in the Internet. [2 Marks]
ii. Explain two sources of funding for such expensive projects. [2 Marks]
iii. Briefly outline the operation of backbones such as the one mentioned
above [6 Marks]
c) Explain how you would register a personal domain name [4 Marks]
QUESTION FIVE
a) A protocol is a set of rules that govern how devices communicate in a network.
i. Diferenciate between communication and application protocols [2 Marks]
ii. Briefly discuss the TCP/IP protocols [5 Marks]
b) “The Internet has no owner”
i. Briefly explain the statement found above [2 Marks]
ii. Name any three organisations that manage aspects of the Internet[3 Marks]
iii. Discuss the structure and functions of one of the organisations mentioned
in Q5(b)ii above [4 Marks]
c) Give the structure of a web-page giving the HTML code. [4 Marks]