Systems

Hardware

• **Input devices**: Keyboard, mouse, scanner, webcam, microphone, touchscreen, etc. Used to enter data and commands into a computer system.
• **Output devices**: Monitor, printer, speakers, projector, etc. Used to display or output the processed data from the computer.
• **Storage devices**: Hard disk drive (HDD), solid-state drive (SSD), USB flash drive, optical discs (CD, DVD, Blu-ray), etc. Used to store data and programs.
• **Processing devices**: Central Processing Unit (CPU), RAM, motherboard. Responsible for executing instructions and processing data.
• **Exam tips**: Know the purpose and examples of each type of hardware device. Understand how they interact within a computer system.