The of the os contains thousands of reusable components that provide functions ranging from file and folder manipulation to accessing i/o devices, starting and stopping programs, and creating, moving, and resizing gui window

Service layer of the OS (operating system).

Explanation:

As the exercise details, the service layer contains housands of reusable components that provide functions ranging from file and folder manipulation to accessing I/O devices, starting and stopping programs, and creating, moving, and resizing GUI window.  The service layer is generally meant for low level network communication, whilst it ensures protection and security.

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usually, however, secession was popular enough without the of community leaders. prominent unionists, on the other hand, were a major reason that texas did not secede before march 1861. the most important of these was sam houston, the governor of the state from 1859 to 1861.

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