Computer Parts 2

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Description and Tags

8 Terms

1

Main categories of hardware for PC

input devices, output devices, system unit

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2

input devices

things that can read information (mouses, keyboards)

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3

output devices

things that can write information (printers, speaker)

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4

System Unit

box that contains the motherboard, cpu, main memory, fan, hard drive, graphics card

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5

motherboard

the circuit board that sends signals to the rest of the PC

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6

CPU 1

the command centre, the brain of the computer (does math, comparisons, reading and writing)

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7

CPU 2

Core i3, i9

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8

CPU Processing

Measuring in Hz (cycles, second) Computer processing speed is 2.5GHz

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