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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 10k for that process. As well as according to the process enters we are capable of 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 comes of fewer than the size of the free space that will move to the free space.
What is a Relocatable program? The Relocatable programs can be loaded almost anywhere in memory.
example of first fit best fit and worst fit
Define seek time and latency time. The time taken by the head to move to the appropriate cylinder or track is known as seek time. Once the head is at right track, it must wait
simulate hole allocating ahogrithm
Explain segmentation hardware? We define an completion to map two-dimensional user-defined addresses into one-dimensional physical addresses. This mapping is affected by means
Multithreading - Operating systems that permit different parts of a software program to run concurrently. Operating systems that would come into this category are: Linux UNI
Q. Name two differences between logical and physical addresses? Answer: A logical address doesn't refer to an actual existing address rather it refers to an abstract address in
Explain the concept of Reentrancy? It is a useful, memory-saving method for multiprogrammed timesharing systems. A Reentrant Procedure is one in which many users can share a si
Deadlock Prevention Prevention is the name given to method that guarantee that deadlocks can never happen for the reason that the way the system is structured. Since 4 conditio
List the task regions in the Spiral model. Customer communication - In this region it is suggested to set up customer communication. Planning - All planning activities
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