Wireless Technology

The term “wireless” is generally used to describe equipment and technologies operating in the radio frequency (RF) spectrum between 3 Hz and 300 GHz. 

Example:-

1. Baby monitors
2. Keyless entry systems
3. Cordless and cell phones
   
4. Pagers 
   
   

Advantages

i.      Communication has enhanced to convey the information quickly to the consumers.

ii.        Working professionals can work and access Internet anywhere and anytime without carrying cables or wires wherever they go. This also helps to complete the work anywhere on time and improves the productivity.

iii.       Doctors, workers and other professionals working in remote areas can be in touch with medical centres through wireless communication.

iv.       Urgent situation can be alerted through wireless communication. The affected regions can be provided help and support with the help of these alerts through wireless communication.

v.         Wireless networks are cheaper to install and maintain.

Resources

Hands-On Ethical Hacking-Highlighted book

http://www.engineersgarage.com/articles/wireless_communication