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Category: System calls

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  • Category: System calls

14 April

write()/read() system call

By: Baljit Singh Saini Programs

write() system call is used to write to a file descriptor. In other words write() can be used to write to any file (all hardware are also referred as file

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31 March

Program to create an orphan process

By: Baljit Singh Saini Programs

An orphan process is a process whose parent has finished. Suppose P1 and P2 are two process such that P1 is the parent process and P2

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15 August

Difference between system() and execl() functions

By: Baljit Singh Saini Programs

execl() or execlp() functions are used to replace the image of the current process with a new process image. In other words the current process code gets replaced by the new process code.

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14 August

fork system call

Program for fork() system call

By: Baljit Singh Saini Programs

fork() is a system call used to create a new process. The new process is called a child process and the original process is called the parent process. The child process by default is a duplicate of the parent process.

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