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
UNIX is a multitasking, command-line operating system implemented on many different types of computers. Because it is both a stand-alone operating system and a network operating system, some call UNIX a multipurpose operating system. Linux is a popular, free, multitasking UNIX-type operating system.