*Chapter Four*: Computer
by Rachel Browne
1. INTERNAL
1.1. Voice Recognition
1.2. Input Device
1.2.1. Audio
1.2.2. Video
1.2.3. Pointer
1.3. Touch Screen
2. DEVICES (hands-on)
2.1. Stylus
2.2. Keyboard
2.3. Numeric Keypad
2.4. Bluetooth
2.5. Pointing Stick
2.6. Touch-Sensitive Pad
3. DATA
3.1. System Unit
3.2. The CPU
4. PORTS
4.1. Bluetooth
4.2. USB Port
4.3. USB Port 2.0
4.4. USB Port 3.0
4.5. FireWire Port