Computer Science Objective Questions and Answers: Number System
Access targeted multiple-choice questions for Number System designed to align with the latest CBSE academic syllabus for Class 7 Computer Science. These objective practice sets help students evaluate their conceptual understanding and improve exam readiness.
Download Number System MCQs with Answers
Access the complete set of multiple-choice questions for Number System below. This focused format allows students to isolate specific topics for thorough review and uninterrupted practice alongside official CBSE textbooks.
Question. BCD stands for:
(a) Base Coded Decimal
(b) Bilateral Coded Decimal
(c) Binary Coded Decimal
(d) None of The options
Answer: C
Question. ASCII stands for:
(a) Asian Standard Code for Information Interchange
(b) American Standard Code for Information Interchange
(c) Associate Standard Code for Information Interchange
(d) None of The options
Answer: B
Question. Computer ICs work reliably because they are based on _______design:
(a) top – bottom
(b) two stage
(c) two states
(d) None of The options
Answer: C
Question. When a transistor is cut off or saturated, transitory ______have almost no effect:
(a) wave
(b) variations
(c) stage
(d) None of The options
Answer: B
Question. Binary means:
(a) Three
(b) Four
(c) Two
(d) None of The options
Answer: C
Question. The main advantage of hexadecimal numbers is the case of conversion from hexadecimal to ____and vice versa:
(a) binary
(b) decimal
(c) BCD
(d) None of The options
Answer: A
Question. The ______is a sequence of instructions that tells the computer how to process the data:
(a) program
(b) data
(c) controls
(d) None of The options
Answer: A
Question. The control and arithmetic-logic sections are called:
(a) block diagram
(b) control unit
(c) central processing unit
(d) None of The options
Answer: C
Question. Names, numbers and other information needed to solve a problem are called:
(a) Program
(b) Data
(c) Controls
(d) None of The options
Answer: B
Question. The hexadecimal digits are 0 to 9 and A to _____:
(a) E
(b) G
(c) F
(d) None of The options
Answer: C
Question. The digits used in binary number system are ____and____:
(a) 1 and 2
(b) 0 and 1
(c) 0 and 9
(d) None of The options
Answer: B
Question. A byte is a string of _____bits:
(a) two
(b) ten
(c) eight
(d) None of The options
Answer: C
Question. A ____is a group of devices that store digital data:
(a) circuits
(b) register
(c) bit
(d) None of The options
Answer: B
Question. _____is an abbreviation for binary digit:
(a) bingit
(b) base
(c) bit
(d) None of The options
Answer: C
Number System Objective Questions & Solutions for Class 7 Computer Science
About Number System MCQs for Class 7 Computer Science
Review structured objective questions for Class 7 Computer Science Number System. Built according to official CBSE guidelines, these MCQ sets support daily revision and core concept reinforcement.
How to Verify Your MCQ Answers
Cross-reference your completed choices with comprehensive NCERT solutions for Class 7 Computer Science to ensure absolute clarity across all sub-topics in this chapter.
Enhance Speed with Online MCQ Tests
Follow up your worksheet practice by attempting the interactive online Computer Science MCQ test for this chapter to evaluate your execution speed. All platform resources are free to access.
FAQs
You can get most exhaustive CBSE Class 7 Computer Science Number System MCQs Set 01 for free on StudiesToday.com. These MCQs for Class 7 Computer Science are updated for the 2026-27 academic session as per CBSE examination standards.
Yes, our CBSE Class 7 Computer Science Number System MCQs Set 01 include the latest type of questions, such as Assertion-Reasoning and Case-based MCQs. 50% of the CBSE paper is now competency-based.
By solving our CBSE Class 7 Computer Science Number System MCQs Set 01, Class 7 students can improve their accuracy and speed which is important as objective questions provide a chance to secure 100% marks in the Computer Science.
Yes, Computer Science MCQs for Class 7 have answer key and brief explanations to help students understand logic behind the correct option as its important for 2026 competency-focused CBSE exams.
Yes, you can also access online interactive tests for CBSE Class 7 Computer Science Number System MCQs Set 01 on StudiesToday.com as they provide instant answers and score to help you track your progress in Computer Science.