What is Operating System and its Structure
1.3- Defining Operating System By now, you can probably see that the term operating system covers many roles and functions. This is t...
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User View and System View in Operating System
1.1- User View The user's view of the computer system varies according to the interface being used. Most computer users sit in fro...
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What are the basic Operating System Operations
3- Operating Systems Operations Most of the modern operating systems are interrupt driven . If there are no process to execute, no I/O d...
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Process Management and Memory Management in Operating System
4- Process Management A program does nothing unless its instructions are executed by the CPU. A program in execution, as mentioned, is ...
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Protection, Security and Kernel Data Structures
7- Protection and Security Protection is any mechanism for controlling the access of processes or users to the resources defined by t...
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