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A set of methods that allow executing a program which is not completely in memory is called A set of methods that allow executing a program which is not completely in memory
Processes have valid and invalid entries on their page tables. The valid entries all point to some where "real" (e.g. a physical page, or some portion of disk in case of non-reside
Operating Systems 1. Explain Micro-kernel? Specify the benefits of Micro-kernel? 2. Describe seven state process models used for OS with necessary diagram. Differentiate bet
What are race conditions? Race conditions are problems that take place due to the sharing of the same file by several processes. In such a case none of the processes is able to
Q. Why is it significant to balance file system I/O among the disks as well as controllers on a system in a multitasking environment? Answer: A system can perform mere
LOOK o Like SCAN except stops moving inwards (or outwards) when no more requests in that direction exist. C-SCAN (circular scan) o Moves inwards servicing requests u
what is difference between file descriptor and file pointer?
why we say " OS is a resource allocator" and “OS is a control program"?
How the Nested Macro calls are expanded LIFO (Last in First out)
What is an acyclic graph? A tree that has been corrupted by links to other branches, but does not have any cyclic paths in it.
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