Operating System (OS) Block caches or buffer caches are used to handle interrupts to speed up main memory read operation None of these to improve disk performance to increase the capacity of the main memory to handle interrupts to speed up main memory read operation None of these to improve disk performance to increase the capacity of the main memory ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) A disk scheduling algorithm in an operating system causes the disk arm to move back and forth across the disk surface in order to service all requests in its path. This is a Shortest Seek Time First (SSTE) Scan First come first served None of these FIFO Shortest Seek Time First (SSTE) Scan First come first served None of these FIFO ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) What is the default file extension created by notepad? .html .txt .tif .doc .html .txt .tif .doc ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Thrashing None of these is a natural consequence of virtual memory systems can be caused by poor paging algorithms can always be avoided by swapping always occurs on large computers None of these is a natural consequence of virtual memory systems can be caused by poor paging algorithms can always be avoided by swapping always occurs on large computers ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) What is the meaning of "Hibernate" in Windows XP/Windows 7? Shutdown the Computer without closing the running applications Shutdown the Computer terminating all the running applications Restart the Computer in safe mode Restart the Computer in hibernate mode Shutdown the Computer without closing the running applications Shutdown the Computer terminating all the running applications Restart the Computer in safe mode Restart the Computer in hibernate mode ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The memory allocation scheme subject to "external" fragmentation is segmentation swapping pure demand paging None of these multiple contiguous fixed partitions segmentation swapping pure demand paging None of these multiple contiguous fixed partitions ANSWER DOWNLOAD EXAMIANS APP
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