CS-1Q: Class test (HCI Question 1)

There will be one HCI question and one Information management question. You must answer BOTH questions in 1 hour and 15 minutes. This is an example of an HCI question.

1)

a) Briefly explain what is meant by the terms perception, physiology and cognition.

[Bookwork 3 marks]

b) Identify three different ways in which `functional ageing' can affect interface development.

[Seen problem 6 marks]

c) Environmental factors can impair users' ability to recall information that is necessary to ooperate complex, computer systems. Brielfy explain how such disruptions can impair both short-term AND long-term memory.

[Seen problem 6 marks]

c) You have been asked to help in the development of a new computerised call centre. Customers from a national Bank will ring up if they wish to change the details of their account. For instance, they might want to open a new account, close an old account, they might want to change the address of the person who owns the account and so on. Briefly explain how you might use a number of different requirements elicitation techniques to identify the potential usability problems that might arise for people working with this new system. Identify the principle strenghts and weaknesses of each technique.

[Unseen problem 10 marks]

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