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2 cards from this section. Quick, good the night before a test.
What is the primary function of a Power Supply Unit (PSU)?
Think about where the power for the computer comes from.
Which display type is generally more energy-efficient, LCD or CRT?
Consider which type of display consumes less electricity.
What percentage of efficiency do most power supply units typically have?
Think about a power supply's performance level.
True or False: Smaller hard disk drives usually consume more power than larger drives.
Consider energy requirements as size changes.
Design a proposal for optimizing the power supply and components in a small office to enhance energy efficiency. Suggest at least three concrete changes.
Consider how professional settings can benefit from lower operational costs.
Calculate the percentage savings in power consumption if switching from a 75% efficient PSU to one that is 90% efficient, given that a computer system consumes 300 watts.
Focus on the input/output relationship between power and efficiency.
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