DIT502  ECOMMERCE.

UNIVERSITY EXAMINATIONS: 2018/2019
EXAMINATION FOR THE DIPLOMA IN INFORMATION
TECHNOLOGY
DIT502 ECOMMERCE
FULLTIME/PARTTIME
DATE: DECEMBER, 2018 TIME: 2 HOURS
INSTRUCTIONS: Answer question ONE and any other TWO questions.

QUESTION ONE COMPULSORY (30 MARKS)
a) The new world of doing business based on e-commerce is characterized by:
i. Business pressures
ii. Organizational responses
iii. The role of information technology
In your own words explain how the above three factors affect organizations ability to do
business online. [9 Marks]
b) A marketspace is a marketplace in which sellers and buyers exchange goods and services
for money electronically. Explain FIVE components of a marketspace. [5 Marks]
c) Explain characteristics of B2B model. [5 Marks]
d) Discuss FIVE components of a well-functioning commercial website. [5 Marks]
e) Ecommerce systems can be implemented using a multi-tier architecture of three tiers.
Explain the following three layers of a typical architecture:
i. Data services layer [2 Marks]
ii. Business services layer [2 Marks]
iii. Presentation services layer [2 Marks]
QUESTION TWO
a) ABC company has been granted a tender to design a website for a pure play business entity.
A shopping cart is one of the functionalities the website should provide. Help the ABC
company identify any FIVE principles for designing the information architecture of the
shopping cart and the checkout process. [5 Marks]
b) Explain the following issues that must be addressed as far as electronic payments are
concerned. [4 Marks]
i. Privacy
ii. Authentication and authorization
iii. Integrity
iv. Non-repudiation
c) Outline characteristics of successful e payment methods. [5 Marks]
d) Describe THREE ways in which music artists and other creations can safe guard
intellectual property. [6 Marks]
QUESTION THREE
a) Explain the following types of Cyber-attacks: [5 Marks]
i. Technical attack
ii. Non-technical attack
iii. DOS
iv. Virus
v. Worm
b) Electronic Data Interchange represents the computer to computer transfer of information
in a structured predetermined format to two or more business partners over a secured
network. Discuss the benefits of EDI under the following:
i. Tangible benefits [4 Marks]
ii. Intangible benefits [4 Marks]
c) Briefly explain TWO ecommerce applications development methodologies. [4 Marks]
d) Internet users are spending time online that they previously spent watching television. For
this reason, business entities have turned to the internet for advertising. Explain THREE
common online advertising methods. [3 Marks]
QUESTION FOUR
a) Explain the challenges of stopping ecommerce crimes. [5 Marks]
b) Discuss ways in which organizations can secure their networks. [5 Marks]
c) Electronic retailing is retailing done online. Explain characteristics of e-tailing.
[5 Marks]
d) Give FIVE advantages of internet advertising. [5 Marks]
QUESTION FIVE
a) A number of factors come to play in determining whether a particular method of e-payment
achieves critical mass. Give any crucial factors according to Evans Schmalensee (2005)
[5Marks]
b) State and explain the key participants in processing card payments online. [5 Marks]
c) Define the term ethics and explain how employees of a company can use company
computers ethically. [5 Marks]
d) Explain how a company can safeguard exposure to criminal or civil charges. [5 Marks]

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