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VARIABLE PARTITIONING
We can differ the partitions and change the location according to the size of the process.
50k
40k
30k
20k
10k
Here if a 10k process enters we are able to make a space of 10k for that process. According to the process enters we are able to divide the memory into several partitions If one process is over the space for that will be free. This free space is called as hole. If another process come of smaller than the size of the free space that will move to the free space.
Can a direct access file be read sequentially? Explain. Yes. Keep a counter, cp, initially set to 0. After reading record cp, increment cp.
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Q. Explain about diffrent Process State? Process State When process executes, it changes its state. Process state is defined as the current activity of the process. Fi
whta is an operating system ? what sorts services are provided by an operating system ?
Define the properties of Interactive operating system Interactive:- This system is composed of many short transactions where the results of the next transaction may be unpred
What is contiguous allocation? Allocation of a group of consecutive sectors for a one file.
What is virtual memory? Virtual memory is a method that allows the execution of processes that might not be completely in memory. It is the separation of user logical memory fr
What are over lays? If a large process enters which is huge than the available memory we are able to use overlays. In this we can divide process into pieces .which is recognize
Explain the Architecting For Threads When available, threads are an integral part of any multitasking server application program. It is important that the operating system prov
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