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Define the DosSleep(ms) Function used in the os/2
DosSleep() suspends the currently executing thread for some time interval specified in the ms parameter. If a value of 0 is passed, DosSleep will perform an explicit thread switch and will be immediately rescheduled. If the thread issuing the DosSleep() is the highest priority thread in the system, it will not relinquish control to a lower priority thread. DosSleep() counts time, not real time as other operating systems do. As such, it should not be used as a real-time timing mechanism.
Refer a program with a linked origin of 5000. Suppose the memory area allocated to it have the start address of 70000. Determine the value to be loaded in relocation register?
File System Interface and Implementation The Nachos file system, as distributed, uses a single-level index allocation method for data allocation of files. In the current design,
Central to implementation of a modern memory management system is the page replacement algorithm. Modern virtual memory systems break memory up into pages and map (via a page table
how are the window activate
Invalid page fault :If a page fault happens for a reference to an address that's not part of the virtual address space, so that there could not be a page in memory corresponding
When a program issues a memory load or store operation, the virtual addresses (VAs) used in those operations have to be translated into "real" physical memory addresses (PAs). This
difference between process and thread
Q. Explain about Error detection method? Error detection: error can occur in CPU, in I/O devices or in memory hardware. Operating system constantly needs to be aware of possi
Q. Some untimely computers protected the operating system by placing it in a memory partition that couldn't be modified by either the user job or the operating system itself. Expl
Write a short note on Memory management. Memory management includes reallocating and allocating the memory space. The kinds of allocation of memory FIXED PARTITIONING
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