Difference Between Wifi And Wifi Hotspot ?
Wifi Wi-Fi stands for Wireless Fidelity. Wi-Fi is wireless technology which enable connection between two or more devices wirelessly for data sharing purposes. Wi-Fi is a simple, cost-effective way to connect to the Internet, to other computers and to other Wi-Fi-enabled devices (such as Mobile Phones), without the need to physically connect wires between the two computers/devices. It is now being used by millions of people using various devices such as personal computers, laptops, pdas', printers, camera, games, mp3 players etc. A wireless network uses radio waves, just like cell phones, televisions and radios do. In fact communication across a wireless network is a lot like two-way radio communication as follows: 1. A computer's wireless adapter translates data into a radio signal and transmits it using an antenna. 2. A wireless router receives the signal and decodes it. The router sends the information to the Internet using a physical, wired ethernet connectio...