The Fire HD 8 comes preloaded with the Amazon Appstore, which defaults to the Amazon Underground version of the store. The Amazon Appstore is a curated version of Google Play, which means a smaller selection.
A: A single-user multitasking operating system is an operating system that allows a single user to simultaneously run multiple applications on a computer. This type of operating system is found in personal desktop and laptop computers. The most popular single-user multitasking operating systems include Microsoft Windows and Macintosh. Continue Reading
1 Single-user, single task-As the name implies, this operating system is designed to manage the computer so that one user can effectively do one thing at a time. 2  The Palm OS for Palm handheld computers is a good example of a modern single-user, single-task operating system.