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Compare contiguous-memory allocation with pure paging in the following aspects:
1. In support of dynamic memory allocation: most systems allow programs to allocate more memory to its address space during execution. Heap and stack are examples of such allocated memory.
2. External fragmentation and internal fragmentation.
3. Ability to share code across processes.
Explain about file allocation methods? The main problem in direct-access nature is how to assign space to these files so that disk space if utilized effectively and files can b
Write a short note about schedulers. Processes migrate between the various scheduling queues throughout its life time. The operating system should select for scheduling purpose
Determine a policy that is not a valid page replacement policy? RU policy (Recurrently used) is not a valid page replacement policy.
MDEFINE CRITICAL SECTION
What are the two principles in Hungarian method?
An operating system act as an intermediary between user of a computer and computer hardware. The objective of an operating system is to provide an environment in that a user can ex
Linked list allocation using index The blocks don't have a fixed size. Pointers are utilized to point to the next block in a file. The pointers are set aside as a separate tabl
What are the common strategies to select a free hole from a set of available holes? The most common methods are a. First fit b. Best fit c. Worst fit
p0A B C D A B C D A B C D 2 0 12 2012 1000 1354 0632 0014
Overlay structured program: A program consisting of overlays is referred as overlay structured program in which an overlay is a part of program which has similar load origin as
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