If you are at a shopping center,library,hotel or an airport, chances are you’ are able to access a wireless network. Nowadays almost everyone uses wireless networking, also called WiFi or 802.11 networking, to connect their computers at home. Wi-Fi is one of the most important technological developments of the modern age.
It’s the wireless networking standard that helps us enjoy all the conveniences of modern media and connectivity. Wi-Fi capable devices can access the internet without the need for restrictive wires. Wi-Fi can operate long or short distance with secured or open options.
What is fullform of Wi-Fi ?
Wi-Fi is the name of a popular wireless networking technology that uses radio waves to provide wireless high-speed Internet and network connections. A common misconception is that the term Wi-Fi is short for “wireless fidelity,” however this is not the case.
Wi-Fi is simply a trademarked phrase that means IEEE 802.11x.However, The tech community calls it “Wireless Fidelity”. it’s radio transmission technology that’s built upon radio frequency (RF) technology — a frequency within the electromagnetic spectrum between, to allow high-speed and secure communications between a wide variety of digital devices. It makes it possible for Wi-Fi capable devices to access the internet without the need for restrictive wires.
The major advantage of WiFi is that it is compatible with almost every operating system, game device, and advanced printer.
Wireless Internet access for cell phones is called Cellular technology (3G,4G)
Who owns the internet?
The Internet, sometimes called “the Net,” is a worldwide system of computer networks – a network of networks in which users at any one computer can, if they have permission, get information from any other computer.
In other words “A means of connecting a computer to any other computer anywhere in the world via dedicated routers and servers” Interestingly NO ONE OWNS INTERNET
No one person, company, organization or government runs the Internet. It is a globally distributed computer network comprised of many voluntarily interconnected autonomous networks.
What's the difference between Wi-Fi and the Internet?
We use the terms Wi-Fi and Internet interchangeably to mean access to the Internet.But Wi-Fi and the Internet are two completely different things.
Wi-Fi is just a catchy term used to refer to wireless networks.Wi-Fi lets you connect one device to another without the cables.
Where as Internet, also known as a wide area network, or WAN, is a vast network, linking computers from around the world. These may be standalone computers or local area networks connected via a slew of routers.
To understand in layman form,Internet is a store where youtube,Gmail,facebook etc are stored and you can fetch them by WiFi through Computers,Laptop, tablet, or smartphone.
What is Hotspot ?
The term hotspot is used to define an area where WiFi access is available. It can either be through a closed wireless network at home or in public places such as restaurants or airports.
In order to access hotspots, your computer should include a wireless adapter. If you are using an advanced laptop model, it will probably include a built-in wireless transmitter already. If it doesn’t, you can purchase a wireless adapter that will plug into the PCI slot or USB port. Once installed, your system should automatically detect the WiFi hotspots and request connection. If not, you should use a software to handle this task for you.