Computer Fundamentals MCQs

Basic computer hardware, binary number system, CPU architecture, registers, and cache memory questions.

22 MCQsComputer ScienceAll Levels

Key Concept Overview & Exam Context

Review core principles of Computer Fundamentals before answering questions. These questions simulate placement technical assessments (TCS, Infosys, Amazon), university exams (CS/IT), and technical certifications.

Target Readiness

Placements & Job Interviews

Question Format

Multiple-Choice with Explanations

Verified Solutions

Step-by-step Output Traces

Computer Fundamentals MCQ Questions

Page 2 of 2 (22 total)

What is the significance of the hexadecimal number system in computing?

hard

Correct Answer: It provides a more compact way to represent binary values, since each hexadecimal digit corresponds to exactly four binary digits

Explanation:

Because a single hexadecimal digit can represent values from 0 to 15, four binary bits map perfectly onto one hex digit, which makes hexadecimal a convenient shorthand when working with memory addresses or binary data.

What is the binary equivalent of the decimal number 25?

easy

Showing 21 to 22 of 22 questions