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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.
Take the binary number and divide it into groups of 4 bits starting from the right hand side , if no group of 4 exists fill out leading 0's, then convert each group of 4 to a hex n
To evade race condition, the maximum number of processes that may be at the same time inside the critical section is The maximum number of processes which may be at the same t
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What is the basic approach of page replacement? If no frame is free is available, find one that is not presently being used and free it. A frame can be freed by writing its con
What are the advantages of Linked allocation? The benefits are a. No external fragmentation b. Size of the file does not require to be declared
benefits of dynamic linking
Define caching. A cache is a region of fast memory that holds copies of data. Access to the cached copy is well-organized than access to the original. Caching and buffering are
Explain Load Balancing Client Server Components When migration functionality from the client - only model to the client - server model, care must be taken not over-or underutil
What is busy waiting? The repeated implementation of a loop of code while waiting for an event to happen is known as busy-waiting. The CPU is not engaged in any actual producti
As mentioned above, page tables, are lookup tables mapping a process' virtual pages to physical pages in RAM. How would one implement these page tables? The most straightforward
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