At which of the following, Usability testing will be done during software development process?
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During design stage
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During development stage
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During analysis stage
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During the entire SDLC
D
Correct answer
Explanation
Usability testing provides value at all stages of software development. Early testing identifies issues before expensive implementation, mid-stage testing validates design decisions, and late-stage testing ensures the final product meets user needs. Continuous usability evaluation throughout the entire SDLC is more effective than limiting it to a single phase. The claimed answer (D) is correct.