Human Computer Interaction
INSTRUCTIONS: Answer ALL Questions
a) Design rationale is information that explains why a computer system is the way it is. explain any
two benefits of design rationale. [4 Marks]
b)Groupware can be classified by “Function”. Discuss [6 Marks]
c) Define cognitive aids and their applications in systems design [2 Marks]
d) Enumerate and explain briefly any four principles affecting flexibility principle [8 Marks]
e) Differentiate between Multi-modal system and multimedia system [4 Marks]
f) Describe by use of a diagram the Extended human information processing [6 Mar
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