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Explain about threading issues?
The fork and exec system calls
In a multithreaded program of few UNIX systems have chosen to have two versions of fork, one that duplicates each threads and another that duplicates only the thread that raised the fork system call. If a thread raised the exec system call, the program specified in the parameter to exec will change the entire process.
Explain the different sections of a process. Entry section Critical section Exit section Remainder section Consider a system inclusive of n processe
five major activities on file management in operating system.? Explain it.?
What is the use of multiprogramming on individual processors ? In the usual multiprocessor, which is dealing with independent or coarse-grained synchronization granularity, it i
Relative file organization A relative file is an array of fixed-length slots and the records can be inserted in the first free slot found from the beginning of the file and
Logical File System Responsible for providing the before discussed interface to the user including: File access. Directory operations. Security and protection.
Define Virtual memory Virtual memory is employed in all major commercial operating systems
discuss unsafe state in operating system
what is the operating cycle in vegetable growing?
In which page replacement policy Balady’s anomaly occurs? FIFO (First in First Out)
What is turnaround time? Turnaround time is the interval from the time of submission to the time of completion of a process. It is the sum of the periods exhausted waiting to g
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