BIT 1107 1102 INTERNET TECHNOLOGY

UNIVERSITY EXAMINATIONS: 2012/2013
EXAMINATION FOR THE BACHELOR OF SCIENCE IN
INFORMATION TECHNOLOGY
BIT 1107 1102 INTERNET TECHNOLOGY
DATE: AUGUST, 2013 TIME: 2 HOURS
INSTRUCTIONS: Answer Question ONE and Any Other TWO Questions

QUESTION ONE (COMPULSORY 30 MARKS)
a) i) Describe the relationship between the WWW and the Internet? [6 Marks]
ii) Explain four Features of the web [8 Marks]
c) Clearly differentiate between FTP and TELNET. (6Marks)
d) Give a description of the following
i). URL
ii). Browser
iii). Meta-Search Engines
iv). Packet switching
v). HTML (10 Marks)
QUESTION TWO (20 MARKS)
a) i)The Internet has the potential to provide many benefits to companies in
terms of communication. Describe FOUR processes that a business may carry out
using the Internet explaining the application involved and the benefit to the
company. Outline any drawbacks involved in each process. (12 marks)
ii) Some companies have set up an intranet to help support their information
services. The service may be backed by a database system that dynamically
generates web pages. Explain how this differs from the more traditional
method of client/ server databasing. ( 8 marks)
QUESTION THREE (20 MARKS)
a) Define email client program and explain how it can be used today [8 Marks]
b) (i) Explain the term “domain name service” (DNS). [3[Marks]
(ii) Describe the role played by the DNS in making the internet easy to use.
[6 Marks]
c) Why is the number of internet top level domains deliberately kept low. [3 Marks]
QUESTION FOUR (20 MARKS)
(a) Describe the three parts of a computer host name. [9 Marks]
b) Techniques and tools for searching the internet are imperative if one is to find
useful information on the internet. Describe three types of searches that are
common today. [9 Marks]
c) Define a blog. [2 Marks]
QUESTION FIVE (20 MARKS)
a) The internet’s structure is roughly hierarchical. Explain using illustrations. [9Marks]
b) Describe using illustrations one reason that can cause packet loss or delay on the
internet. [5 Marks]
c) Describe the following malware. [6 Marks]
i) Spyware:
ii) Worm:
iii) Virus

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