UNIVERSITY EXAMINATIONS: 2021/2022
ORDINARY EXAMINATION FOR THE CERTIFICATE IN
INFORMATION TECHNOLOGY
CIT/CBIT 103 THE INTERNET AND THE WEB
DATE: NOVEMBER, 2021 TIME: 2 HOURS
INSTRUCTIONS: Answer Question One and Any Other Two Questions
QUESTION ONE
a) Give the similarity and the differences between intranet and internet as used in the
internet and the web (4 Marks)
b) What is your understanding of the following terminology? (4 Marks)
i). Telnet
ii). Gopher
iii). World Wide Web
iv). E-Commerce
c) Write a simple html code to print “hello world” (4 Marks)
d) Briefly trace the history of the internet. (4 Marks)
e) Given the following IP address: 232.89.45.1 State the class to which it belongs to and
the reason for your answer. (4 Marks)
QUESTION TWO
a) Define the term internet
(1 Marks)
b) Explain the roles of the following networking devices (4 Marks)
i) Switch ii) Router iii) Hub iv) Modem
c) Give five advantages and five disadvantages of E-commerce (10 Marks)
QUESTION THREE
a) Using a diagram and any example in each, show the difference between Unicast,
broadcast and Multicast. (6 Marks)
b) Explain why two different search engines may provide different results when
Provided with the same search term. (4 Marks)
c) Give the meaning of the following internet abbreviations (5Marks)
i. TCP
ii. UDP
iii. IP
iv. FTP
v. HTTP
QUESTION FOUR
a) List the 7 layers of the Open systems interconnections (OSI) in a descending
order (7 Marks)
b) Giving Example explain what a loopback address is in an IP addresses
(3 Marks)
c) Give five roles of E-commerce to the following people (5 Marks)
i. Government
ii. Society
