Components in computers
- 1. Fundamentals in Computer Systems By: - Christy Shehan
- 2. Hardware • All the touchable parts of the computer are known as hardware. It includes physical equipment's of the computer. • Power supply: - It provides power to internal components. • Motherboard: - It is a rectangular board, which connects the other parts of the computer. • Expansion card: - A printed circuit board, that add a functional ability to the computer. • Hard disk: - The main storage of the computer. • CPU: - The main Component which executes all computer programs • RAM: - A storage that stores currently running programs
- 3. Power supply Motherboard Hard Disk Expansion card Processor RAM ROM BIOS
- 4. Software • A set of instructions given to the computer to perform specific tasks. • There are 4 types of software: • System: It is the operating system used (windows) • Programming: software used to create, debug and execute programs. (Python) • Application: Used to perform tasks on the computer.(MS-Office) • Utility: Programs used for utility purposes. (Antivirus)
- 5. System software Programming software Application and utility software
- 6. Peripheral components • Input devices • Keyboard: An input device used to input data. • Mouse: A pointing device used to locate icon on the desktop • Microphone: Used to input sound • Webcam: used to input visual data • Scanner: Used to get data from paper to computer
- 7. Peripheral devices cont.…….. • Output devices • Monitor: It is the main display of the computer. • Speakers: It is used to give out audio from the computer. • Printer: It helps to get information on computer to paper. • Projector: Provides information on a monitor to a large screen.
- 8. Thank you