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What does CPU stand for?

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Quick Answer

CPU stands for central processing unit, the part of a computer's hardware that performs the instructions of programs and controls the operations of the system. Simply put, it is the brain of the computer.

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Full Answer

The CPU is the most important part of a computer system and is where the arithmetical and logical calculations are made. If a computer has more than one CPU, it is a multiprocessor. Most modern CPUs are microprocessors, meaning they are contained on a single chip. When purchasing a computer, consumers should consider the CPU performance, or speed; the better the CPU, the faster the computer is.

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