WBCS.LIVE practice question

Which component is universally considered the "brain" of a computer system?

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. Hard Drive
  2. RAM
  3. Motherboard
  4. CPU

Correct answer and explanation

Correct answer: CPU

Explanation: ✅ Correct Answer: D) Central Processing Unit (CPU) 📚 Explanation: The Central Processing Unit (CPU) is the primary electronic circuitry within a computer that executes all basic instructions. It performs the core mathematical, logical, and input/output operations specified by the running software. Because it handles all the critical decision-making processes, it is universally called the "brain" of the computer.