Showing posts with label operating system. Show all posts
Showing posts with label operating system. Show all posts
Sunday, 4 August 2013
Thursday, 22 November 2012
What is operating system?
What is operating system?
Most computer users have had some experience with an operating system, but
it is difficutt to pin down precisely what an operating system is. Part of the prob-
lem is that operating systems perfom, two basically unrelated functions, and
depending on who is doing the talking, you hear mostly about one function or the
other.
Modem computers consist of processors, memories, timers, disks, mice, network
interfaces, laser printers, and a wide variety of other devices. In the alternative
view, the job of the operating system is to provide for an orderly and controlled
allocation of the processors, memories, and I/0 devices among the various pro-
grams competing for them.
Most computer users have had some experience with an operating system, but
it is difficutt to pin down precisely what an operating system is. Part of the prob-
lem is that operating systems perfom, two basically unrelated functions, and
depending on who is doing the talking, you hear mostly about one function or the
other.
Modem computers consist of processors, memories, timers, disks, mice, network
interfaces, laser printers, and a wide variety of other devices. In the alternative
view, the job of the operating system is to provide for an orderly and controlled
allocation of the processors, memories, and I/0 devices among the various pro-
grams competing for them.
Friday, 16 November 2012
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