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Explain the Exit (status) Function
Exit function causes the calling process to be terminated. Actually, all file descriptors are immediately closed but the process is not removed from memory unless all references to it (shared memory, etc) are completed. The method is said to be a "zombie process" if there are outstanding references made after the exist is performed. If a parent process is waiting with a wait () system call, it is notified of the termination and receives the low-order 8 bits of status.
What are the steps followed in testing? i. Unit testing - The individual components are tested in this type of testing. ii. Module testing - Related collection of independen
Describe the differences among short-term, medium-term, and long-term scheduling. Short-term (CPU scheduler)-selects from jobs in memory those jobs that are ready to execu
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operation policies
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What are race conditions? Race conditions are problems that take place due to the sharing of the same file by several processes. In such a case none of the processes is able to
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