Operating System (OS) ...... is used in operating system to separate mechanism from policy None Two level implementation Single level implementation Multi level implementation None Two level implementation Single level implementation Multi level implementation ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Information in a memory that is no longer valid or wanted is known as volatile surplus non-volatile garbage None of these volatile surplus non-volatile garbage None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) What problem is solved by Dijkstra's banker's algorithm? deadlock recovery deadlock avoidance cache coherence mutual exclusion None of these deadlock recovery deadlock avoidance cache coherence mutual exclusion None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) To properly exit windows Clike the exit button on the desktop Select shut down from Start menu None of the listed here Click the stop button on the desktop Clike the exit button on the desktop Select shut down from Start menu None of the listed here Click the stop button on the desktop ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The FIFO algorithm executes first the job that first entered the queue executes first the job that last entered the queue executes first the job with the least processor needs execute first the job that has been in the queue the longest None of these executes first the job that first entered the queue executes first the job that last entered the queue executes first the job with the least processor needs execute first the job that has been in the queue the longest None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Semaphores synchronize critical resources to prevent deadlock None of these are used to do I/O synchronize critical resources to prevent contention are used for memory management synchronize critical resources to prevent deadlock None of these are used to do I/O synchronize critical resources to prevent contention are used for memory management ANSWER DOWNLOAD EXAMIANS APP
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