Which of these is the brain of the computer?
Correct answer: B. Central Processing Unit (CPU)
- A. Control unit
- B. Central Processing Unit (CPU)
- C. Arithmetic Logic Unit (ALU)
- D. Memory Unit
Explanation
The Central Processing Unit (CPU) is considered the "brain" of a computer system. It is responsible for executing instructions, performing calculations, and controlling the overall operation of the computer. The other options (a) Control unit, (c) Arithmetic Logic Unit (ALU), and (d) Memory Unit are components within the CPU or related to specific functions, but the CPU as a whole is referred to as the "brain" of the computer.
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Computer fundamentals covers the history and generations of computers, their characteristics, applications and limitations, and the basic data-processing cycle. It includes binary, decimal, octal and hexadecimal number systems, units of storage, input and output devices, memory types, operating systems, and the distinction between raw data and processed information.
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