The Global Positioning System (GPS), is one of the global navigation satellite systems (GNSS) that provides geolocation and time information to a GPS receiver anywhere on or near the Earth where there is an unobstructed line of sight to four or more GPS satellites. It does not require the user to transmit any data, and operates independently of any telephonic or Internet reception.

Software as a service (SaaS) is a software licensing and delivery model in which software is licensed on a subscription basis and is centrally hosted. SaaS is considered to be part of cloud computing, along with several other as a service business models.

The term machine learning was coined in 1959 by Arthur Samuel. It is an umbrella term used for solving problems using machines which 'discover' their 'own' algorithms, without needing to be explicitly told what to do by any human-developed algorithms.