stuff to know

1. in computer programming, a word or identifier that has a particular meaning to the programming language; also a term that captures the essence of the topic of a document used by a search engine to retrieve online documents related to that term or terms.
3. phone handheld device built on a mobile computing platform that features, typically, a digital camera, video camera, Global Positioning System (GPS), e-mail, and all the features of a standard cell phone; usually equipped with a high definition, touch pad screen and miniature keyboard, smartphone allows downloading of apps for a wide range of uses.
5. Hotpot a wireless access point to the Internet or other computer network over a wireless local area network through the use of a router connected to a link to an Internet service provider; frequently found in coffee shops and other public establishments, a hotpot usually offers Internet access within a range of about 65 feet (20 meters) indoors and a greater range outdoors; many smartphones provide built in ability to establish a WiFi hotpot.

2. a collection of specially formatted, related Web files (or pages) on a particular subject or organization that are stored on a computer known as a web server and accessible through a network such as the Internet; include a beginning file called a home page; a web page can contain any type of content, including text, color, graphics, animation, and sound.
4. web application, accessed over the Internet, for a mobile device (e.g., smartphone, tablet) that works much like user installed software on a computer allowing the device to perform specific tasks.