The CPU carries out all the instructions given when running a computer program.
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The clock battery saves the exact time even after the computer is turned off.
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The HDD stores all of the data in the computer.
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The heat sink is used to cool the CPU by absorbing excessive heat.
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The media drive reads data from CDs, DVDs, and other optical disks.
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The motherboard is the circuit board that holds the main components of the computer.
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The power supply unit converts AC power to low-voltage DC power for the computer.
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Random-access memory allows the computer to read data regardless of the order in which it was accessed.
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