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How can the index blocks be implemented in the indexed allocation scheme?
The index block can be implemented as follows
a. Multilevel scheme
b. Linked scheme
c. Combined scheme
What is the information associated with an open file? Various pieces of information are associated with an open file which may be: File pointer Disk location of th
what do you mean by starvation?explain in detail
SSTF (Shortest Seek Time First) After a demand go to the closest request in the work queue regardless of direction Decrease total seek time compared to FCFS Disadv
Why interrupt can be used? The majority of the different parts of the PC need to send information to and from the processor and they expect to be able to get the processor's at
What is a Relocatable program? The Relocatable programs can be loaded almost anywhere in memory.
discuss unsafe state in operating system
Q. What are the major differences between capability lists and access lists? Answer: An access list is a list for each object consisting of the domains with a nonempty set of
Explain internal fragmentation The Internal fragmentation signifies to the result of reserving a piece of space without ever intending to use it. This space is wasted that this
Now, let us discuss two related algorithms for deciding which pages to evict. The clock algorithm is one of the most popular choices. It works by keeping frames in a circular struc
What do you mean by first fit? First fit allocates the first hole that is big sufficient .Searching can either start at the starting of the set of holes or where the previous f
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