Power Supply and Settings (Grade 11 NSC Matric Computer Application Technology): Flashcards
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Practise the cards
10 cards from this deck
What all computer components require to function
What all computer components require to function
Electrical power
Power source for desktop computers & monitors
Power source for desktop computers & monitors
Direct wall outlet connection
Power source for laptops, tablets & smartphones
Power source for laptops, tablets & smartphones
Internal rechargeable batteries
Computer power consumption level in homes & offices
Computer power consumption level in homes & offices
Among the highest power consumers
Most power-hungry component in computer system
Most power-hungry component in computer system
Screen/display
What Energy Star rating identifies
What Energy Star rating identifies
Products meeting strict energy efficiency guidelines
UPS full term
UPS full term
Uninterruptible Power Supply
What UPS provides when main power fails
What UPS provides when main power fails
Immediate backup power & time to save work and shut down
UPS protection against electrical spikes
UPS protection against electrical spikes
Surge protection
Brightness level matching principle
Brightness level matching principle
Bright room needs higher, dim room allows lower brightness