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What is a general graph?
A tree structure where links can go from one branch to a node earlier in the similar branch or other branch, allowing cycles.
Another solution then would be to keep a pool of threads. Whenever a new task arrives, the system would simply get a thread from pool and set that thread to work on the given task.
How can an index file be used to speed up the access in direct-access files? Have an index in memory; the index gives the key and the disk location of its corresponding record.
explain how response time are reduced by allowing time sharing on top of multiprogramming
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
Define Segmentation The memory allocation method subject to “external” fragmentation is Segmentation.
Q. State three merits of placing functionality in a device controller rather than in the kernel and State three disadvantages. Answer: Three advantages: Bugs are less probabl
In a multiprogramming and time sharing environment several users share the system simultaneously .what are two such problems?
What are a safe state and an unsafe state? Answer: A state is safe if the system can allocate resources to every process in some order and still avoid a deadlock. A system is
Under what circumstances do page faults occur? Describe the actions taken by the operating system when a page fault occurs. A page fault happens when an access to a page that
What is area moment
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