Multiple choice

Which of these is a fundamental building block of the central processing unit of a computer?

  1. Cache

  2. ALU

  3. Swap space

  4. Video card

  5. Motherboard
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

In computing, an arithmetic and logic unit (ALU) is a digital circuit that performs integer arithmetic and logical operations. The ALU is a fundamental building block of the central processing unit of a computer, and even the simplest microprocessors contain one for purposes such as maintaining timers.

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