Computer hardware consists of physical components that make up a computer system. Here are the main types:

1. Input Devices (Used to enter data into the computer)

• Keyboard

• Mouse

• Scanner

• Microphone

• Joystick/Game Controller

2. Processing Unit (The brain of the computer)

• Central Processing Unit (CPU)

• Graphics Processing Unit (GPU)

3. Storage Devices (Used to store data)

• Hard Disk Drive (HDD)

• Solid-State Drive (SSD)

• USB Flash Drive

• Memory Card (SD Card)

4. Memory (RAM & ROM) (Handles temporary and permanent storage)

• Random Access Memory (RAM)

• Read-Only Memory (ROM)

5. Output Devices (Displays or outputs information)

• Monitor (Screen/Display)

• Printer

• Speakers

• Projector

6. Motherboard (Main circuit board connecting all components)

Houses the CPU, RAM, storage, and expansion slots.

Provides ports for peripherals like USB, HDMI, and audio.

7. Power Supply Unit (PSU)

Converts electricity from the wall outlet into usable power for the computer.

8. Cooling System (Prevents overheating)

• Fans

• Heat Sinks

• Liquid Cooling Systems

9. Expansion Cards (Enhance computer capabilities)

• Graphics Card (GPU)

• Sound Card

• Network Interface Card (NIC)

10. Networking Devices (For internet and communication)

• Router

• Modem

• Ethernet Card (LAN Card)