Definition

Wikipedia has over 5.5 million articles and approximately 600 new articles every day on the English version alone. It has 32.5 million active editors and 33 million registered users. The website was launched on January 15, 2001, and had 298 language versions. It has articles...

Facebook is a social networking website that allows users to create profiles, keep in touch with family, colleagues, and friends, send messages as well as upload videos and photos. The site is free to use and available in 37 different languages. Facebook offers public features...

Radio-frequency identification or RFID pertains to a technology where a reader captures digital data encoded in smart labels or RFID tags through radio waves. How does RFID work? RFID uses radio waves to identify objects and gather information about them. The information gathered is entered...

Near Field Communication or NFC allows short-range communication between devices. Different devices that use the NFC standard will be considered active or passive. Active devices can send and receive information as well as communicate with one another. It can also communicate with passive devices. Some...

A cryptocurrency is a virtual currency that can be used to exchange services and goods through electronic transactions without the presence of an intermediary. It is a decentralized form of currency, meaning it is not controlled by any financial institution, government or bank. Your privacy...

Alexa is a digital assistant that you can command to control the gadgets in your home or answer your questions. It will talk to the gadgets in your home to do what you want or gather the data you need. The smart devices in your...