[OS] Introduction to Operating System

 

• An Operating System (OS) is a program that manages the computer hardware.
• It also provides a basis for Application Programs and acts as an intermediary between computer User and computer Hardware

Types of OS

• Batch OS
• Time sharing OS
• Distributed OS
• Network OS
• Real Time OS
• Multi Programming/ Processing/ Tasking OS

Functions of OS

• It is an interface between User & Hardware
• Allocation of Resources
• Management of Memory, Security, etc

Goals of OS

• Convenience
• Efficiency
• Both

 

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