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An operating system is the most essential program that allows a computer to run and execute programs. Without an operating system, a computer cannot be of any important use since the computer's hardware won't be able to ... More »

The defining characteristic of operating systems is the connection it provides between the hardware, the software and, in some cases, the user interface. Computers require an operating system in order to be used. More »

The purpose of a network operating system is to support workstations, data sharing, application sharing, file sharing and printer access sharing among multiple computers in a network. A network operating system is used t... More »

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Options for recovering a lost Microsoft Office product key including finding the key in the operating system registry of a computer on which the product was previously installed, finding it on a sticker attached to the p... More »

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An operating system provides the connection between a computer's fundamental hardware, peripheral devices and users. It also creates a consistent development platform for programmers. Computers of all sizes, from cell ph... More »

Viruses affect your computer by corrupting files, interrupting Internet traffic and taking over basic functions of your operating system. These behaviors can knock a system offline and cause crashes. Viruses can record k... More »

System software is the main operating system that keeps a computer running. Application software runs independent from but using the operating system and performs specific functions. More »