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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.
Operating Systems 1. Explain Micro-kernel? Specify the benefits of Micro-kernel? 2. Describe seven state process models used for OS with necessary diagram. Differentiate bet
SSTF stands for Abbreviation of SSTF is Shortest-Seek-time-first scheduling
Clustered file organization A clustered file is also called a B-tree-clustered file is a tree-structured file in which records with adjacent index values are clustered toget
Q. Regard as a logical address space of eight pages of 1024 words every mapped onto a physical memory of 32 frames. a. How several bits are there in the logical address? b. H
Q. Advantages and disadvantages of multiprogramming? Advantages 1. High CPU utilization. 2. It appears that many programs are allotted CPU almost concurrently. D
What is busy waiting? When strict alteration is done there may take place situation like two processes setting their flag as true. Therefore both of the processes have equal pr
Paging: Only the needed memory pages are moved to main memory from the swap machine for execution. Process size does not matter. Produce the concept of the virtual memory. It
Explain briefly the working of semaphore with example ? The E.W. Dijkstra (1965) abstracted the key idea of mutual exclusion in his concepts of semaphores. Definition A s
You are required to study the important system components, including important data structures, important functions and algorithms, and the various organizational, structural, logi
Explain root partition The root partition,which have the operating-system kernel and potentially other system files, is mounted at boot time. In successful mount operation, ope
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