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SSC CHSL 2024 PYQ — Question 131

SSC CHSL Tier II - 10 Jan 2024 - Shift 1 • Computer • Q131

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What is the purpose of the Arithmetic Logic Unit (ALU) in a Central Processing Unit (CPU)?

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Correct answer: A

Explanation

The correct answer is option 1 i.e. It executes program instructions by performing calculations and logical comparisons.

  • The Arithmetic Logic Unit (ALU) is a fundamental component of the Central Processing Unit (CPU) in a computer.
  • One of its primary purposes is to execute program instructions by performing arithmetic operations (such as addition, subtraction, multiplication, and division) as well as logical comparisons (such as AND, OR, NOT) required by the program being executed.
  • The ALU processes data according to the instructions provided by the CPU, performing calculations and logical operations to manipulate data and produce results.