Basic Components of a Computer System Quiz - CBSE Class 10 Computer Science

Free practice quiz: Basic Components of a Computer System (CBSE Class 10 Computer Science). 20 multiple-choice questions with answers and explanations. Play online, no sign-up needed.

This CBSE Class 10 Computer Science practice quiz has 20 multiple-choice questions on Basic Components of a Computer System, and 20 of them come with an explanation. Try the 5 sample questions below (tap an option to check yourself), then play the full quiz online. No sign-up needed.

Sample questions

1. What is the main function of the Central Processing Unit (CPU)?

   1. To store data
   2. To execute instructions
   3. To display output
   4. To input data
   Show answer

   Answer: B. To execute instructions

   The CPU is responsible for executing instructions in a computer system, acting as the brain of the computer.

2. What is the primary role of the motherboard in a computer?

   1. To provide power
   2. To connect CPU and other components
   3. To store data
   4. To display video output
   Show answer

   Answer: B. To connect CPU and other components

   The motherboard serves as the main circuit board that connects and allows communication between the CPU, RAM, and all other hardware components.

3. Which part of a computer manages the communication between different hardware components?

   1. BIOS
   2. ALU
   3. Motherboard
   4. Power Supply
   Show answer

   Answer: C. Motherboard

   The motherboard facilitates the communication between the CPU, memory, storage, and other components.

4. Which component is essential for both temporary data storage and processing within a computer?

   1. RAM
   2. SSD
   3. Power Supply
   4. Optical Drive
   Show answer

   Answer: A. RAM

   RAM provides a space for the CPU to read and write data to be processed, allowing for quick access and manipulation.

5. What is the significance of the BIOS in a computer system?

   1. Manages memory
   2. Boots the operating system
   3. Renders graphics
   4. Provides network access
   Show answer

   Answer: B. Boots the operating system

   BIOS, or Basic Input/Output System, is responsible for starting up the system by loading the operating system from the hard drive into RAM.

More questions in this quiz

Answers and explanations are in the full quiz.

1. What component is primarily responsible for data storage in a computer system?
2. Which component is known as the 'brain' of the computer?
3. Which of the following components is known for temporarily holding data while it is being processed?
4. What is the primary function of the power supply unit in a computer?
5. Which of these is mainly responsible for rendering graphics in a computer?
6. Which component is used to provide persistent memory storage in a computer?
7. Which memory component is used by the CPU for immediate access to frequently used data?
8. What is NOT a function of the ALU (Arithmetic Logic Unit)?
9. What role does the control unit play in a CPU?
10. Which of the following is NOT typically found on a motherboard?
11. Why is a solid-state drive (SSD) preferred over a traditional hard disk drive (HDD) for improving computer performance?
12. Among the following, which component is crucial for the internet connectivity in computers?
13. Which hardware component is most closely associated with the speed of executing commands in a computer?
14. Why is it necessary for computers to have both primary and secondary storage?
15. What is the advantage of using an integrated GPU over a dedicated GPU in computers?

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