Components of the computer

1. Memory Unit

1.1. Ram : Random Access Memory

1.2. Rom : Read only Memory

1.3. Hard Disk

2. Central Processing Unit

2.1. CPU

3. Input Unit

3.1. Keyboard

3.2. Mouse

3.3. Scanner

3.4. Finger scan

3.5. Microphone

3.6. Webcam

4. Output Unit

4.1. LCD projector

4.2. Speaker

4.3. Moniter

4.4. Plotte

4.5. Printer