Which statement correctly explains ALU?
Difficulty: Medium
About this MCQ
This Medium Computer Architecture MCQ checks one syllabus fact.
The question is: “Which statement correctly explains ALU?”
The accepted answer is A. The part of the CPU that performs arithmetic and logical operations.. ALU refers to the part of the CPU that performs arithmetic and logical operations.
- A. The part of the CPU that performs arithmetic and logical operations. ✓
- B. The basic operational process a CPU repeats to run instructions: fetching, decoding, and executing them.
Why not B: “The basic operational process a CPU repeats to run instructions: fetching, decoding, and executing them.” is not correct. The accepted answer is A. The part of the CPU that performs arithmetic and logical operations.. ALU refers to the part of the CPU that performs arithmetic and logical operations.
- C. The simultaneous use of multiple processors or cores to perform computations faster.
Why not C: “The simultaneous use of multiple processors or cores to perform computations faster.” is not correct. The accepted answer is A. The part of the CPU that performs arithmetic and logical operations.. ALU refers to the part of the CPU that performs arithmetic and logical operations.
- D. A layered arrangement of progressively larger and slower memory levels used to balance speed and cost.
Why not D: “A layered arrangement of progressively larger and slower memory levels used to balance speed and cost.” is not correct. The accepted answer is A. The part of the CPU that performs arithmetic and logical operations.. ALU refers to the part of the CPU that performs arithmetic and logical operations.
Correct answer
A. The part of the CPU that performs arithmetic and logical operations.
Explanation
ALU refers to the part of the CPU that performs arithmetic and logical operations.
Source: Computer Architecture Official Reference Guide
Tags: computer science, hardware, computer architecture, CPU design
Submitted by: MCQsHub Editorial
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