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Hardware

Unit 1.1 - Hardware and Software

1. What is hardware and what role does it play in computer systems?

Mark scheme: Definition of hardware and an explanation of its role in a computer system.

 

2. Name three main internal components of a computer.

Mark scheme: Correct identification of three main internal components, such as CPU, processor, and motherboard.

 

3. What is the difference between RAM and ROM, and what are their functions in a computer system?

Mark scheme: Explanation of the difference between RAM and ROM, such as RAM being volatile and used for temporary storage, while ROM is non-volatile and used for permanent storage. Description of the functions of each in a computer system, such as RAM being used for running programs and ROM holding the system's firmware.

 

4. List three common hardware components found in a computer system.

Mark scheme: Correct identification of three common hardware components, such as graphics cards, sound cards, NICs, cameras, and storage devices.

 

5. What is the function of a graphics card in a computer system?

Mark scheme: Explanation of the function of a graphics card, such as rendering images and videos for display on a monitor.

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6. Name two common types of storage devices used in computer systems.

Mark scheme: Correct identification of two common types of storage devices, such as hard disk drives, solid-state drives, or USB flash drives.

 

7. What is the function of an input device in a computer system?

Mark scheme: Explanation of the function of an input device, such as allowing the user to enter data or commands into the system.

 

8. Give an example of an output device used in a computer system.

Mark scheme: Correct identification of an output device, such as a monitor, printer, or speaker.

 

9. What is the purpose of a network interface card (NIC) in a computer system?

Mark scheme: Explanation of the purpose of a NIC, such as enabling the computer to connect to a network and communicate with other devices.

 

10. How does a sound card function in a computer system?

Mark scheme: Explanation of the function of a sound card, such as processing and outputting audio signals to external speakers or headphones.

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