1.3
Silberschatz, Galvin and Gagne ©2005, Sunner ©2008
Operating System Concepts – 7
th
Edition, Jan 12, 2005
What is an Operating System?
What is an Operating System?
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A program that acts as an intermediary between a
user of a computer and the computer hardware.
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Operating system goals:
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Convenience for users and programs
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Efficiency for hardware
●
Reliability & Security for all
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