DIT 502  E-COMMERCE.

UNIVERSITY EXAMINATIONS: 2016/2017
EXAMINATION FOR THE DIPLOMA IN INFORMATION TECHNOLOGY
DIT 502 E-COMMERCE
DATE: AUGUST, 2017 TIME: 2 HOURS
INSTRUCTIONS: Answer Question One & ANY OTHER TWO questions.

QUESTION ONE [30 MARKS] – COMPULSORY
a) Define the following terms and acronyms 9Marks
i. EDI
ii. Intranet
iii. banner ad
iv. e-market
v. e-tailling
vi. pure-play e-store
vii. SWOT
viii. VAN
ix. shopping cart
b) List two technical and three non-technical factors that make e-commerce uptake in East-Africa
difficult 5Marks
c) Briefly describe the following types of e-commerce 6Marks
i. C2C
ii. B2B
iii. C2B
d) Discuss the impact of e-commerce on the work routine. 4Marks
e) List three advantages of e-commmerce to society 3Marks
f) List three reasons why Internet advertising is becoming increasingly popular 3Marks
QUESTION TWO [20 MARKS]
a) Describe the click-and-motar business model 3Marks
b) Describe the following methods used for observing customer behavoir 4Marks
i. transaction log
ii. collaborative filtering
c) Explain three limitations of online market research 3Marks
d) Describe the following three types of banner usage 3Marks
i. random banners
ii. key-word banners
iii. banner exchanges
e) Name and describe any two parties to the Internet job market 4Marks
f) List three advantages of the Internet job market to; 3Marks
i. employees
ii. employers
QUESTION THREE [20 MARKS]
a) Define availability, confidentiality and integrity with regard to e-commerce security 3Marks
b) Explain the following aspects of e-commerce security. Mention the tools used to achieve these
goals 4Marks
i. Authentication
ii. Non-repudiation
c) Describe a typical Denial of service (DoS) attack 3Marks
d) Define the following properties of payment methods 3Marks
i. atomicity
ii. security
iii. anonymity
e) Give two advantages of e-payment methods 2Marks
f) Describe the online card payment system. Name the parties involved and operation 5Marks
QUESTION FOUR [20 MARKS]
a) Describe e-commerce SWOT analysis. Give at least two strengths, weaknesses, opportunities
and threats 8Marks
b) Privacy is an important issue in e-commerce. Suggest and discuss legislation needed to
guarantee privacy 4Marks
c) Describe how e-commerce has affected IT 4Marks
d) Briefly outline an e-commerce transaction. Include the consumer view of e-commerce 4Marks
QUESTION FIVE [20 MARKS]
a) Give two advantages and two disadvantages of EDI 4Marks
b) Describe the following two elements of EDI. In each case give examples 6Marks
i. Networks
ii. Standards
c) Commercial websites are an important part of e-commerce
i. Describe four aspects of a well functioning e-commerce website 8Marks
ii. Discuss one tool that you would use to achieve an aspect shown above 2Marks

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