unix, Operating System

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what is difference between file descriptor and file pointer?

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How can a user program disturb the normal operation, How can a user program...

How can a user program disturb the normal operation of the system? a) Issuing illegal I/O operation. b) By accessing memory locations within the OS itself. c) Refusing to

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How does an operating system make multiprogramming possible by using single processor?

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Q. What protection problems may occur if a shared stack is used for parameter passing? Answer: The contents of the stack could be conciliation by other process(es) sharing th

Deadlock-avoidance safety algorithm, Q. Presume that you have coded the de...

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Explain variable partitioning technique, VARIABLE PARTITIONING We can d...

VARIABLE PARTITIONING We can differ the partitions and change the location according to the size of the process. Here if a 10k process enters we are able to make a space of

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