Neco 2025 Computer Studies Question 28
Practice objective / multiple choice question 28 from the 2025 Neco Computer Studies examination.
A desktop computer has the following components: CPU \\(95\\ \text{W}\\), GPU \\(150\\ \text{W}\\), HDD \\(10\\ \text{W}\\), SSD \\(5\\ \text{W}\\), and three case fans each consuming \\(3\\ \text{W}\\). The power‑supply unit (PSU) is rated at \\(500\\ \text{W}\\) and operates at 80 % efficiency when the load is around 50 % of its rating. (i) Determine whether the PSU can safely supply the system. (ii) Calculate the approximate power drawn from the mains (in watts) when the system is running at full component load, assuming the same efficiency.
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About This Question
This is Neco 2025 Computer Studies Question 28. It is one of the objective questions from the 2025 Neco Computer Studies examination.
Difficulty level: Medium .
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