Gce Model Questions Vol1 2021 Computer Studies Question 33

Practice objective / multiple choice question 33 from the 2021 Gce Model Questions Vol1 Computer Studies examination.

Gce Model Questions Vol1 2021 Computer Studies Objective / Multiple Choice Easy Difficulty
Question 33 GCE_MODEL_QUESTIONS_VOL1 • 2021 • COMPUTER_STUDIES • objective

A desktop computer contains the following components: CPU (65 W), GPU (150 W), hard‑disk drive (6 W) and two cooling fans (5 W each).\n\n(a) What is the total power consumption of the system in watts?\n(b) If electricity costs \(\text{₦}30\) per kilowatt‑hour, how much does it cost to run the computer for one hour?\n(c) What is the cost for a full 24‑hour day?

Answer Options

A. Total power = 236 W; cost per hour = ₦7.08; cost per day = ₦169.92.
B. Total power = 226 W; cost per hour = ₦6.78; cost per day = ₦162.72.
C. Total power = 240 W; cost per hour = ₦7.20; cost per day = ₦172.80.
Correct Answer D. Total power = 231 W; cost per hour = ₦6.93; cost per day = ₦166.32.
Correct Answer
D
Correct Option:
Total power = 231 W; cost per hour = ₦6.93; cost per day = ₦166.32.

About This Question

This is Gce Model Questions Vol1 2021 Computer Studies Question 33. It is one of the objective questions from the 2021 Gce Model Questions Vol1 Computer Studies examination.

Difficulty level: Easy .

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