Operating System (OS) Which one is not a system tool? Virus scanning Disk defragment All of the listed here Backup Virus scanning Disk defragment All of the listed here Backup ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) How can you optimize performance of your computer? Defrag disk Scan for virus All of above Delete unused files Defrag disk Scan for virus All of above Delete unused files ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The strategy of allowing processes that are logically runnable to be temporarily suspended is called None of these first come first served non preemptive scheduling shortest job first preemptive scheduling None of these first come first served non preemptive scheduling shortest job first preemptive scheduling ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Can you name of the major Operating System used in computers? OS/2 None of these MS DOS UNIX All of these OS/2 None of these MS DOS UNIX All of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Thrashing 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 None of these is a natural consequence of virtual memory systems ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following is not a characteristic of a daisy chaining priority control scheme? the number of control lines is independent of the number of devices on the chain it is relatively easy to add more devices to the chain priority is programmable the failure of one device may affect other devices on the chain None of these the number of control lines is independent of the number of devices on the chain it is relatively easy to add more devices to the chain priority is programmable the failure of one device may affect other devices on the chain None of these ANSWER DOWNLOAD EXAMIANS APP
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