What is Mobile operating system?
[[File:Android phone.jpg|thumb|Smartphones running [[Android (operating system)|Android]], a mobile OS developed by [[Google]].]] A '''mobile operating system''' (or '''mobile OS''') is an [[operating system]] for [[smartphone]]s, [[tablet computer|tablet]]s, [[personal digital assistant]]s (PDAs), or other [[mobile device]]s. While computers such as typical [[laptop]]s are mobile, the operating systems usually used on them are not considered mobile ones, as they were originally designed for [[desktop computer]]s that historically did not have or need specific ''mobile'' features. [[Category:Operating systems]]