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.

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
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   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
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   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
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   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
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   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
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   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.

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