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

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[6 Marks] Define cognitive aids and their applications in systems design [2 Marks] Enumerate and explain briefly any four principles affecting flexibility principle [8 Marks] Differentiate between Multi-modal system and multimedia system [4 Marks] Describe by use of a diagram the Extended human information processing

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] Define cognitive aids and their applications in systems design [2 Marks] Enumerate and explain briefly any four principles affecting flexibility principle [8 Marks] Differentiate between Multi-modal system and multimedia system [4 Marks] Describe by use of a diagram the Extended human information processing

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