Components of the computer
作者：Passakorn Yamsang
1. Input Unit
1.1. Mouse
1.2. Keyboard
1.3. Scanner
1.4. Webcam
1.5. Microphone
1.6. Finger scan
2. Output Unit
2.1. Printer
2.2. Monitor
2.3. LCD Projector
2.4. Speaker
2.5. Plotter
3. Central Processing Unit
3.1. CPU
4. Memory Unit
4.1. RAM: Random Access Memory
4.2. ROM: Read Only Memory
4.3. Hard Disk
