Choose the correct description of Binary number system.
Difficulty: Medium
About this MCQ
This Medium Computer Fundamentals question asks: Choose the correct description of Binary number system. The correct choice is D. A base-2 numeral system using only the digits 0 and 1 to represent data in computers.. 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. A hardware device used to provide data and control signals to a computer, such as a keyboard or mouse.
Why not A: “A hardware device used to provide data and control signals to a computer, such as a keyboard or mouse.” does not fit this question. The answer is A base-2 numeral system using only the digits 0 and 1 to represent data in computers..
- B. A hardware device that presents processed data to the user, such as a monitor or printer.
Why not B: “A hardware device that presents processed data to the user, such as a monitor or printer.” does not fit this question. The answer is A base-2 numeral system using only the digits 0 and 1 to represent data in computers..
- C. Volatile memory used to store data and instructions currently being processed by the CPU.
Why not C: “Volatile memory used to store data and instructions currently being processed by the CPU.” does not fit this question. The answer is A base-2 numeral system using only the digits 0 and 1 to represent data in computers..
- D. A base-2 numeral system using only the digits 0 and 1 to represent data in computers. ✓
Correct answer
D. A base-2 numeral system using only the digits 0 and 1 to represent data in computers.
Explanation
A base- numeral system using only the digits and to represent data in computers option D is the accepted answer to Choose the correct description of Binary number system Option A A hardware device used to provide data and control signals to a computer such as a keyboard or mouse does not fit this question Option B A hardware device that presents processed data to the user such as a monitor or printer does not fit this question Option C Volatile memory used to store data and instructions currently being processed by the CPU does not fit this question For this Computer Fundamentals question the accepted answer is A base-.
Source: Computer Fundamentals Official Reference Guide
Tags: Computer Basics, computer science, IT fundamentals, hardware and software
Submitted by: MCQsHub Editorial
Related MCQs
- CPU is best defined as which of the following?
- What is the function or purpose of Byte?
- Identify the correct concept described as: the central processing unit that executes instructions and performs...
- The concept in which the main circuit board that connects and allows communication between computer components...
- Which of the following best describes ROM?
- Identify the correct definition of Motherboard.