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Microprocessors & MicrocontrollersCPU Architecture

The ALU in a processor is mainly responsible for?

  • AArithmetic and logical operations
  • BLong-term program storage only
  • CGenerating AC power
  • DMechanical input switching
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Correct Answer: A. Arithmetic and logical operations
Explanation: The arithmetic logic unit performs operations such as addition, subtraction, AND, OR and comparisons.
Reference: Standard microprocessors and microcontrollers: cpu architecture
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