April 2000
WW221 : WORLD WIDE WEB FUNDAMENTALS

QUESTION 3

Total Marks: 15 Marks

• Question 1
• Question 2
• Question 4
• Question 5
• Cover Page

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SUGGESTED SOLUTIONS
for Question 3

(a)(i)The major issue restricting the commercial use of the World Wide Web is the lack of a trusted, secure system of paying for products or services. Name three issues that need to be considered when evaluating a secure payment system.
[3 marks ]
(ii)Most payment systems perform transactions by issuing commands to make
credit card or bank account transactions.Some use an electronic representation
of cash that physically exists on the user ’s machine in electronic form.State two
advantages and two disadvantages of the electronic representation method.
[4 marks ]

(b)Describe four good practices that HTML designers should follow to ensure that allr users get easy access to the information.In you answer,you should explain why these each of practices are necessary.[8 marks ]