unix, Operating System

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what is difference between file descriptor and file pointer?

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Comparison of disk scheduling algorithms, COMPARISON OF DISK SCHEDULING ALG...

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Explain best fit algorithm, BEST FIT ALGORITHM Here scanning is for th...

BEST FIT ALGORITHM Here scanning is for the finest fit one. Signifies it searches the entire list for the best fit position. For the process therefore in that the process will

Quick, why we say " OS is a resource allocator" and “OS is a control progr...

why we say " OS is a resource allocator" and “OS is a control program"?

What is the design issues involved in segmentation?, SEGMENTATION HARDWARE ...

SEGMENTATION HARDWARE An execution to map two-dimensional user-defined addresses into one-dimensional physical addresses. This mapping is affected by means of segment table. Ev

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What is a two state process model?   At any time a process is being implementing by a processor or not. Therefore a process may be in Running or not running state. When an Ope

Define busy waiting and spinlock, Define busy waiting and spinlock. Whe...

Define busy waiting and spinlock. When a process is in its significant section, any other process that tries to enter its critical section must loop continuously in the entry c

Define the scheduling in multitasking, Define the Scheduling in Multitaskin...

Define the Scheduling in Multitasking Earlier we learned the concepts and advantages of multitasking. In a system in which one or more tasks( threads or processes) attempt to s

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