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单词 operating system
释义
operating system

Computer
  • The set of software products that jointly controls the system resources and the processes using these resources on a computer system. Major products include Windows, OS X, and UNIX, and the large mainframe operating systems used in commercial applications.


Internet
  • A collection of software which administers, maintains, and provides access to the resources of a computer system. For example, an operating system maintains a file store which contains files that have been created by users.


Electronics and Electrical Engineering
  • A set of integrated programs that help to control an entire computer system. It forms a background between the hardware and the user’s (application) programs. Operating systems control peripherals, save and load programs, interface with the user, provide security features (passwords, restricted access), and generally manage the operation of the disks. Large computer systems often have specialized operating systems, which make the best of the expensive equipment provided.


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