Practice Quiz

CompTIA A+ 220-901

Category - Hardware

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Jonathan has added several new components to his computer and wants to replace the power supply. Which of the following should he check for before replacing the power supply?

I. Color sequence on the motherboard power supply connector
II. Type and number of supply connections
III. Support for international power supply voltages above 241 V
IV. Total wattage of power supply
  1. I and IV
  2. I and III
  3. I and II
  4. II and IV
Explanation
Answer: D -Three things you need to check for before you replace the power supply are:

• The type of connectors on the supply.
• The number of connectors on the power supply.
• The total wattage of the power supply.

Key Takeaway: The power supply provides power to all the components on the computer. Before replacing the power supply, check for the type and number of supply connectors and the total wattage of the power supply to ensure the proper working of the power sub system.
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