Hardware refers to the physical components of a computer system that you can touch and see. It includes all mechanical, electronic, and electrical parts that help a computer function.
Types of Hardware
- Input Devices – Used to enter data into a computer.
- Examples: Keyboard, Mouse, Scanner, Microphone, Webcam, Joystick
- Output Devices – Display or output information from a computer.
- Examples: Monitor, Printer, Speakers, Projector
- Processing Devices – Handle data processing and calculations.
- Example: Central Processing Unit (CPU), Graphics Processing Unit (GPU)
- Storage Devices – Used to store data permanently or temporarily.
- Examples: Hard Drive (HDD/SSD), USB Flash Drive, Memory Card, Optical Discs (CD/DVD)
- Memory (RAM & ROM) – Temporary or permanent data storage to help the computer function.
- RAM (Random Access Memory): Temporary memory that stores data for running applications.
- ROM (Read-Only Memory): Stores essential system instructions permanently.
- Motherboard – The main circuit board that connects all computer components.
- Power Supply Unit (PSU) – Converts electricity to the required voltage for the computer.
- Networking Devices – Help computers connect to networks and the internet.
- Examples: Modem, Router, Network Interface Card (NIC), Switch
Hardware is essential for any computing system, working alongside software to perform tasks.