2023-2024-Term3-EICT-HARDWARECOMPONENTS-SHS1-Activity-3

What is the function of a CPU in a computer system?

• To execute instructions, perform calculations, and manage data flow.

• To walk the dog, do laundry, and wash dishes.

• To brew coffee, make toast, and water plants.

• To play music, watch movies, and browse the internet.

Name two types of input devices commonly used in computers.

• Microphone

• Keyboard, Mouse

• Trackpad

• Scanner

Explain the role of RAM in a computer system.

• RAM is used to permanently store data in a computer system

• RAM is responsible for processing graphics in a computer system

• RAM is only used when the computer is turned off

• RAM in a computer system is used to temporarily store data that the CPU needs to access quickly.

What are the main parts of a CPU?

• arithmetic logic unit, cache memory, input/output unit

• memory unit, input/output unit, control unit

• registers, input/output unit, buses

• control unit, arithmetic logic unit, registers, cache memory, buses

List two examples of output devices.

• Monitor, Printer

• Keyboard

• Scanner

• Speaker

How does a hard drive store data in a computer system?

• By encoding data in the form of musical notes.

• By magnetizing microscopic regions on a rotating disk to represent binary data.

• By storing data in a cloud-based system.

• By engraving data on a glass surface using lasers.

What is the purpose of a graphics card in a computer?

• To render images and videos on a computer screen.

• To cook dinner

• To play music

• To make coffee

Describe the function of a motherboard in a computer system.

• The motherboard functions as a cooling system for the computer components.

• The motherboard functions as the central hub connecting all components of a computer system.

• The motherboard is responsible for displaying graphics on the monitor.

• The motherboard functions as a power source for the computer system.

What is the difference between ROM and RAM?

• ROM is volatile and used for temporary storage, while RAM is non-volatile and stores data permanently.

• ROM is non-volatile and stores data permanently, while RAM is volatile and used for temporary storage.

• ROM is used for processing data, while RAM is used for storage purposes.

• ROM and RAM are interchangeable terms with no difference.

Name two processing devices found in a computer system.

• Random Processing Unit (RPU)

• Data Processing Unit (DPU)

• Visual Processing Unit (VPU)

• Central Processing Unit (CPU), Graphics Processing Unit (GPU)