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What is a Map?
A Map is an Array, which having the addresses of the free space in the swap device that are allocatable resources, and the number of the resource units available there.
Address Units
1 10,000
This permits First-Fit allocation of contiguous blocks of a resource. Initially the Map having one entry - address (block offset from the starting of the swap area) and the total number of resources.
Kernel treats every unit of Map as a group of disk blocks. On the allocation and freeing of the resources Kernel updates the Map for accurate information.
What is time out mechanism. If one unit is faulty the data transfer will not be done. Such an error can be detected using time out mechanism which makes an alarm if the data tr
Name the dynamic memory allocation function? Three dynamic memory allocation functions are: a) malloc, b) calloc and c) free.
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With reference to telephone traffic, explain the terms CCR. CCR: Call completion rate is explained as the ratio of the number of successful calls to the number of call attemp
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