Define electrical energy.
Describe the terms ampere, volt, and ohm in relation to electrical energy.
Explain the wattage rating of a power supply unit.
Determine power supply requirements for a PC.
Identify possible commercial power problems.
Use a digital multimeter to troubleshoot a power supply.
Apply wattage values when selecting the proper power supply and computer devices.
Identify various power supply form factors.
Explain the use of UPS and power protection devices
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