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User-friendly is a term often used to describe software and other
technologies. Its definition is subjective, depending on the user.
Useful alternative terms are usability and accessibility,
both from the field of human-computer interaction.
Certain parameters can be used to judge it include
- adequacy
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- Only necessary input should be required.
- learnability
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- Manuals and instructions should be clear.
- robustness
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- Impact of error should be inversely proportional to probability of error.
See also : newbie.
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