System Calls

Explain the purpose of system calls and give 4 fairy explained examples.

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  • May 4th, 2016

System calls allow user level processes to request services from the operating system kernel. These services include accessing the hard disk, read , write, execute, create a process.
examples of system calls are :
1) fork()- creating a child process
2) execute ()- runs an executable file
3) exit()

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