parts of computer

1. hardware

1.1. input devices

1.1.1. keyboard

1.1.2. mouse

1.1.3. scanner

1.1.4. microphone

1.1.5. joystick

1.1.6. Digital Camera

1.2. output devices

1.2.1. monitor

1.2.2. speaker

1.2.3. printer

1.2.4. headphones

1.3. storage devices

1.3.1. hard disk

1.3.2. CD/DVD

1.3.3. Pendrive

2. software

2.1. system software

2.2. application software