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Q. Describes responsibilities of the I/O manager?
Answer: The I/O manager is responsible for file systems and device drivers and network drivers. The I/O manager keeps follow of which device drivers, filter drivers, and file systems are loaded and manages buffers for I/O requests. It furthermore assists in providing memory mapped file I/O and controls the cache manager for the whole I/O system.
what is internal fragmentation?
Did Abhinav agree to the initial timeline requested by Rebecca
File allocation using I nodes. This method is used to decrease the size of the table in the above method. Every file will have an I-node list. Allow a file have 15 pointers a
Additional Reference bits algorithm Here we keep an 8-bit byte for every page in memory. At standard intervals the reference bit is shifted by the OS. If a shift register conta
Q. Consider a system that holds 5000 users. Presume that you want to allow 4990 of these users to be able to access one file. a. How would you denote this protection scheme in
How Virtual memory is implemented Virtual memory can be implemented along with Segmentation and Paging
Q. Presume that a distributed system is susceptible to server failure. What mechanisms would be needed to guarantee the exactly once semantics for execution of RPCs? Ans
Declare some Applications of Open Source Systems • Finance • Educational • Data Storage and Management • ERP (Enterprise Resource Planning) •File Sharing & FTP
what is unbounded buffer
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