CPU is best defined as which of the following?
Difficulty: Easy
About this MCQ
This Easy Computer Fundamentals question asks: CPU is best defined as which of the following? The correct choice is B. The central processing unit that executes instructions and performs calculations.. Read the options below, commit to one, then use the explanation to see why that choice holds and why the others do not.
Computer Fundamentals items like this one are written for Pakistan exams such as CSS, FPSC, PPSC, and NTS. The difficulty label is a hint about how much of the topic the stem assumes, not a score. Tags and exam names, when they are present, tell you where else the same idea is tested. Previous and next links stay in Computer Fundamentals so you can continue the subject. Related questions point at nearby stems if you want another angle on the same idea.
Treat the explanation as part of the question, not a footnote. If you missed it, reread the stem against the correct option before you open the next Computer Fundamentals item. A timed quiz is the same pool with a clock and a score. A past paper is a full sitting rather than this single question.
- A. The main circuit board that connects and allows communication between computer components.
Why not A: “The main circuit board that connects and allows communication between computer components.” does not fit this question. The answer is The central processing unit that executes instructions and performs calculations..
- B. The central processing unit that executes instructions and performs calculations. ✓
- C. A base-2 numeral system using only the digits 0 and 1 to represent data in computers.
Why not C: “A base-2 numeral system using only the digits 0 and 1 to represent data in computers.” does not fit this question. The answer is The central processing unit that executes instructions and performs calculations..
- D. A collection of instructions or programs that tell a computer how to perform tasks.
Why not D: “A collection of instructions or programs that tell a computer how to perform tasks.” does not fit this question. The answer is The central processing unit that executes instructions and performs calculations..
Correct answer
B. The central processing unit that executes instructions and performs calculations.
Explanation
The central processing unit that executes instructions and performs calculations. (option B) is the accepted answer to “CPU is best defined as which of the following”. Option A (The main circuit board that connects and allows communication between computer components.) does not fit this question. Option C (A base-2 numeral system using only the digits 0 and 1 to represent data in computers.) does not fit this question. Option D (A collection of instructions or programs that tell a computer how to perform tasks.) does not fit this question. For this Computer Fundamentals question, the accepted answer is The central processing unit that executes instructions and performs calculations..
Source: Computer Fundamentals Official Reference Guide
Tags: Computer Basics, computer science, IT fundamentals, hardware and software
Submitted by: MCQsHub Editorial
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