A base-2 numeral system using only the digits 0 and 1 to represent data in computers. What is this concept called?
Difficulty: Medium
About this MCQ
This Medium Computer Fundamentals question asks: A base-2 numeral system using only the digits 0 and 1 to represent data in computers. What is this concept called? The correct choice is A. Binary number system. 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. Binary number system ✓
- B. Von Neumann architecture
Why not B: “Von Neumann architecture” does not fit this question. The answer is Binary number system.
- C. ROM
Why not C: “ROM” does not fit this question. The answer is Binary number system.
- D. Hardware
Why not D: “Hardware” does not fit this question. The answer is Binary number system.
Correct answer
A. Binary number system
Explanation
Binary number system (option A) is the accepted answer to “A base-2 numeral system using only the digits 0 and 1 to represent data in computers. What is this concept called”. Option B (Von Neumann architecture) does not fit this question. Option C (ROM) does not fit this question. Option D (Hardware) does not fit this question. For this Computer Fundamentals question, the accepted answer is Binary number system.
Source: Computer Fundamentals Official Reference Guide
Tags: Computer Basics, computer science, IT fundamentals, hardware and software
Submitted by: MCQsHub Editorial
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