What is the binary equivalent of decimal 20? MCQ with Answer and Explanation

What is the binary equivalent of decimal 20?
A. 11100
B. 11000
C. 10010
D. 10100
Answer: Option D
Solution (By JKExamLibrary)
20 in binary is 10100 (16+4).

This question belongs to: Computer Computer Fundamentals

Discuss this Question (0)

No comments yet. Be the first to start the discussion!

Practice More Computer Fundamentals Questions

Question #1 Report Error
What is the octal equivalent of binary 110?
A. 6
B. 4
C. 7
D. 5

Correct Answer: Option A


Explanation:
110 binary = 6 decimal = 6 octal.

This question belongs to: Computer Computer Fundamentals
Question #2 Report Error
A computer system built with a single internal architecture optimized to handle both continuous physical waves and discrete data strings simultaneously is a:
A. Mainframe System
B. Hybrid System
C. Digital System
D. Analog System

Correct Answer: Option B


Explanation:
Hybrid systems bridge the gap between analog and digital worlds, integrating processing nodes for both data formats into one layout.

This question belongs to: Computer Computer Fundamentals
Question #3 Report Error
What is the primary purpose of an output device?
A. To enter data
B. To process data
C. To store data
D. To display or present processed data

Correct Answer: Option D


Explanation:
Output devices present the results of processed data to the user, e.g., monitor, printer.

This question belongs to: Computer Computer Fundamentals