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Question

Why is designing usable systems not only a matter of altruism or marketing?

a.

It is a legal requirement.

b.

Usable systems are more expensive to produce.

c.

It improves the system's aesthetics.

d.

Users demand usability in computer systems.

Answer: (a).It is a legal requirement. Explanation:Designing usable systems is increasingly a matter of law, with national health and safety standards requiring employers to provide their workforce with usable computer systems.

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Q. Why is designing usable systems not only a matter of altruism or marketing?

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