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Define Middleware to Ease the Low-Level Protocol Burden
Fortunately, many products are available today to ease the low-level protocol burden on the application programmer. Middleware is a term used to denote these products that provide soft ware layers to shield the complexity of application development from core underlying protocols or services. Sample middle ware includes session - oriented, RPC - based, message- oriented, database interface systems and file- transfer products from a variety of vendors.
Question: (a) i. Consider Active Directory as a database, then for each type and new class of objects, what is created? ii. What is the purpose of the global catalog? ii
What is Demand paging? Virtual memory is commonly executed by demand paging. In demand paging, the pager brings only those essential pages into memory instead of swapping in a
What is sector sparing is proper definition
What are the three main activities of an operating system in regard to memory management? Keep track of which parts of memory are now being used and by whom. Decide which pr
Define what can be used as a criterion for classification of data structures utilized in language processing Answer: nature of a data structure, lifetime of a dat
Q. Consider a calculating environment where a process is given the privilege of accessing object only n times. Suggest a scheme for implementing this policy. Answer: Add an i
The swapper work s on the biggest scheduling priority. Initially it will look for any sleeping process, if not get then it will see for the ready-to-run process for swapping. Bu
Allocators can also be used to avoid problems with unsafe languages. C and C++ are pervasive, with huge amounts of existing code. They are also memory-unsafe languages, in that the
Q. Why is it important to scale up system bus and device speeds as the CPU speed increases? Answer: Consider a system which carries out 50% I/O and 50% computes. Doubling-up
Explain the Sleep (ms) Function This call places the current thread in a suspended state for the number of milliseconds passed as the parameter (ms). After that Windows NT wil
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