Lecture – 1 by: Nidal Seerat | Input/Output | Virtual Machine

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  Lecture – 1 By: NIDAL SEERAT O.S Lecture 1 1 O.S Lecture 1 2 Operating System A program that controls the execution of application programs OR An interface between applications and hardware OR A program that acts as an intermediary between a user of a computer and the computer hardware. Operating system goals: Execute user programs and make solving user problems easier. Make the computer system convenient to use. Use the computer hardware in an efficient manner. O.S Lecture 1
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  Lecture – 1By: NIDAL SEERAT 1O.S Lecture 1  O.S Lecture 1 2  Operating System  A program that controls the execution of applicationprograms OR  An interface between applications and hardware OR  A program that acts as an intermediary between a user of a computer and the computer hardware.  Operating system goals:  Execute user programs and make solving user problemseasier.  Make the computer system convenient to use.  Use the computer hardware in an efficient manner. 3O.S Lecture 1  Operating System  Functions same way as ordinary computer software  It is program that is executed  Operating system relinquishes control of theprocessor to execute other programs 4O.S Lecture 1
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