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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.
What are the functions of virtual file system (VFS)? a. It separates file-system-generic operations from their execution defining a clean VFS interface. It permits transparent
What is sector sparing? Low-level formatting also sets aside extra sectors not visible to the operating system. The controller can be told to change each bad sector logically w
Q. What kind of operating system is Windows XP? Describe two of its major features. Answer: A 32 or 64 bit pre-emptive multitasking operating system supporting multiple use
Explain a boot control block A boot control block can have the information required by the system to boot an operating from that partition. If the disk does not have an operati
Define a linker program A linker program links the program along with other programs required for its execution.
My code it didn''t run properly ,i tried to pass 2 parameter example : ./a.out ls -ll ,but it execute only the ls instead of the ls -ll ! plz help amd thank you ! #include #inclu
What are the different file operations? Create : - Space for the file in the file system update directory table. Write : - file name and data to be written is
What are the various process scheduling concepts? a) Scheduling queues with diagram b) Queuing diagram c) Schedulers d) Context switch with diagram
We are faced with three major components of the page-fault service time. 1. Service the page-fault interrupts. 2. Read in the page. 3. Restart the processes.
Synchronization can be achieved by means other than locks and condition variables. One alternative is semaphores. A semaphore is used to regulate traf?c in a critical section. A se
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