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How can the deadlock be prevented
Bankers algorithm: The Resource allocation graph algorithm isn't applicable to a resource allocation system with multiple instances of every resource type .This algorithm isn't as efficient as the above one .It's so called thus because this algorithm is used in banking system to ensure that the bank never allocated its available cash in such a way that it could no longer satisfy the needs of all its customer. In this algorithm there subsist matrices to hold the needed, available and allocated resources.
What is super block A partition control block have partitions details, such as the number of blocks in the partition, size of the blocks, free-blocks and free-block pointers an
A paper mill produces two grades of paper viz., X and Y. Because of raw material restrictions, it cannot produce more than 400 tons of grade X paper and 300 ton
Since most of the programs require a lot of memory allocation/deallocation, we expect the memory management to be fast, to have low fragmentation, make good use of locality, and be
FIFO page replacement This is the easiest page replacement algorithm. At this juncture the 1 st page entering is the 1 st to leave that is the oldest page leaves. To execute
What is indexed allocation? Every file has its own block of pointers to the sectors of the file.
my Operating System is windows trust but when the windows start say its windows xp. help pleaes
What is the Translation Lookaside Buffer (TLB) In a cached system, the base addresses of the last few referenced pages is maintained in registers known as the TLB that aids in
benefits of dynamic linking
Many-to-Many Model The many-to-many model- many user-level threads to many kernel-level threads avoids several of the limitations of the one-to-one model, although extending mu
Q. Suppose that you want to utilize a paging algorithm that requires a reference bit (such as second-chance replacement or working-set model) however the hardware does not provide
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