WAEC Computer Studies 2021 Objective — Question 21

Question 21 of 50 from the West African Examinations Council (WAEC) Computer Studies 2021 Objective paper, with the correct answer and a full explanation.

21. Which of the following stages of SDLC is post operation stage?

A. analysis
B. design
C. investigation
D. maintenanceCorrect

Explanation

Maintenance occurs after the system has been implemented and is in operation — it is the post-operation (post-implementation) stage.

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