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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.
Loosely Coupled Systems These systems do not distribute the global memory because shared memory concept gives rise to the difficulty of memory conflicts, which in turn slows d
Accessing a Cache: Direct mapping: (Block address) modulo (Number of cache block in the cache) The valid bit indicate whether an entry contain a valid address.
Nonvolatile Read Write Memory, also kown as Flash memory. It is also called as shadow RAM.
What are qualified associations? A qualified association is an association in which an attribute known as the qualifier disambiguates the object many associated end.
What is library? A library is a collection of classes that are useful in most of the contexts. Classes must have accurate and thorough explanations to help users.
Decision Trees: Visualize you only ever do four things at the weekend such as go shopping or watch a movie or play tennis and just stay in. In such case what you do depends on
What is Assembler A macro-assembler or assembler normally forms a part of operating system. That translates an assembly language program into machine language program.
Q. Explain Extended Binary Coded Decimal Interchange Code? Extended Binary Coded Decimal Interchange Code (EBCDIC) is a character-encoding format employed by IBM mainframes. It
Main problems with evaluation functions: Superlatively, evaluation functions should be quick calculates. Wherever is chance they take a long time to estimate, so after then le
Describe the working of components of I-way Infrastructure. Working of I-way Infrastructure components: a. Consumer access equipment shows a critical category, it is the abs
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