Server Operating Systems

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A server is a host computer on the network that stores information and performs critical functions for a particular purpose.

Examples of types of server:

  • File server - General data and file storage.

  • Print server - . Management of print queues.

  • Web server - Storage and availability of web documents.

  • E-mail server - . Directs email to the appropriate destination.

  • Backup server - . Provides redundancy by copying the contents of another server.

  • SQL server/Database server - Provides access to database files.

The operating system is the single most important programme on a computer and provides a platform to run applications. The most popular PC operating systems are: DOS, Mac, Windows and Linux.

Essentially an operating system has two primary functions:

  • Management of the computer's hardware and software resources eg processor, memory and disk space.
  • A stable, consistent method for applications to communicate with the computer hardware.