System Software

1. System software is the set of program that helps run the computer and coordinates instructions between application software and the computer’s hardware devices. From the moment you turn your computer on to the time you shut it down, you are interacting with system software. System software consists of two primary types of program: the operating system and utility programs.

2. Operating systems can be categorized by the type of device in which they are installed into. First operating system is, Real Time Operating System also referred to as embedded systems, requires minimal user interaction. The programs are written specifically for the needs of the devices and their functions. Another operating system is the multiuser operating system also known as Network operating system Enables more than one user to access the computer system at one time by efficiently handling and prioritizing requests from multiple users. Third operating system is the latest version of Microsoft Windows and Mac OS X can be considered network operating systems; they enable users to set up networks in homes and small businesses. Last operating system UNIX, UNIX is a multiuser, multitask operating system, primarily with mainframes.

3. Some common operating systems for a smartphone is Symbian by Nokia, Blackberry by RIM, windows Mobile by Microsoft , iPhone OS X by apple, Android by Google, and webOS by Palm.

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