unix, Operating System

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what is difference between file descriptor and file pointer?

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Long term scheduling Scheduling explicitly performed when a new process is created and it determines which programs are admitted to the system for processing. Therefore it cont

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In the mean while the fork() system call the Kernel creates a copy of the parent process's address space and adds it to the child process. But the vfork() system call do no

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Q. Advantages and disadvantages of multiprogramming? Advantages 1.    High CPU utilization. 2. It appears that many programs are allotted CPU almost concurrently. D

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What is page fault? In the computer storage technology a page fault is an exception which is raised by the memory management unit when a requested page isn't mapped in physical

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