Wireless networks are the fastest growing technology and are mostly used in big organizations due to their ease of use, low cost, and expandability. There are several types of wireless networks including wireless PANs like Bluetooth for short ranges, wireless LANs like Wi-Fi that use radio waves instead of cables for local area connections between devices and computers, and fixed wireless data networks that connect multiple buildings together using radio waves.

1. Wireless Network Fastest growing technology Mostly used in big organization Benefits of WN Easy to use Inexpensive Easy to implement Expandability Disadvantages Range Speed Reliability

2. Wireless Networks Types of wireless networks: Wireless PAN Wireless LANs Wireless MANs Wireless WANs

3. Wireless PAN Relatively small area Eg. Bluetooth provide wPAN

4. Wireless LANs Similar to Local Area n/w Radio waves use as a transmission media instead of wire or cable

5. Wi-Fi Commonly used as a wireless network Used to connect machines or computers Wi-fi network broadcast radio waves Waves received by attached devices.

6. Fixed Wireless data N/w It is a type of wireless data n/w It is used to connect two or more building together.

7. Wireless Networks (2) (a) Bluetooth configuration (b) Wireless LAN

8. The notebook is connected to the wireless access point using a PC card wireless card.