UNIVERSITY EXAMINATIONS: 2011/2012
SECOND YEAR EXAMINATION FOR THE BACHELOR OF
SCIENCE IN INFORMATION TECHNOLOGY
BIT 2302 E-COMMERCE
DATE: AUGUST, 2012 TIME: 2 HOURS
INSTRUCTIONS: Answer Question ONE and any other TWO
QUESTION ONE
a) E-commerce can be defined from different perspectives. Describe three such
perspectives. (6 Marks)
b) Describe any four attributes of e-commerce. (4 Marks)
c) E-commerce was preceded by the following two technologies. Discuss what each one
entailed. (4 Marks)
i. Electronic Funds Transfers (EFTs)
ii. Electronic Data Interchange (EDI)
d) The Internet was designed around two protocol standards the TCP and the IP.
i. Define what an IP address is. (2 Marks)
ii. Using a diagram illustrate the classful IP addressing scheme. (6 Marks)
e) Describe four application processes supported by B2B e-commerce.
(8 Marks)
QUESTION TWO
a) Security is a big challenge in e-commerce due to the fact that e-commerce is carried
out via the Internet. Giving examples, discuss four security services that any esecurity system must provide. (4 Marks)
b) With the help of a diagram explain the TCP/IP layered architecture, giving examples
of the various protocols found in each layer (8 Marks)
c) Using diagrams, illustrate the difference between secret-key cryptography and publickey cryptography. (8 Marks)
QUESTION THREE
a) State and explain six requirements for any e-payments system. (6 Marks)
b) Describe the 4Ps which make up the marketing mix for any company. (4 Marks)
c) Describe what a shopping cart is, explain its functioning. (5 Marks)
d) Describe what an e-commerce business plan is giving its importance. (5 Marks)
QUESTION FOUR
a) Define the term e-marketing. (2 Marks)
b) Suppose you are hired as an e-marketing director. Describe any four activities that
you would engage in. (4 Marks)
c) When designing the e-commerce web site it is important to make sure the site is
adhesive to visitors and customers as well. Discuss three Site adhesion characteristics.
(6 Marks)
d) Describe the following modes of e-payment giving two advantages and two
disadvantages for each. (8 Marks)
i. Credit card
ii. Electronic cash
QUESTION FIVE
a) Define the term intellectual property; explain three issues related to intellectual
property rights. (8 Marks)
b) State and explain the various taxes that can be charged on e-commerce. (6 Marks)
c) Using diagrams describe the models of B2B e-commerce (8 Marks)
