Operating System (OS) What program runs first after computer is booted and loading GUI ? File manager Authentication Desktop manager Windows Explorer File manager Authentication Desktop manager Windows Explorer ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Semaphores None of these are used for memory management synchronize critical resources to prevent contention synchronize critical resources to prevent deadlock are used to do I/O None of these are used for memory management synchronize critical resources to prevent contention synchronize critical resources to prevent deadlock are used to do I/O ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) You can switch from one program to another by clicking within the desired program's icon from the None of above Folder Application icon on desktop Application icon from taskbar None of above Folder Application icon on desktop Application icon from taskbar ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The LRU algorithm None of these pages out pages that have been least used recently pages out pages that have been used recently pages out pages that have not been used recently pages out the first page in a given area None of these pages out pages that have been least used recently pages out pages that have been used recently pages out pages that have not been used recently pages out the first page in a given area ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following is default location of saving and opening file ? My computer All of the listed here My documents Desktop My computer All of the listed here My documents Desktop ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The most common security failure is too much emphasis on preventing physical access carelessness by users depending on passwords None of these insufficient technology used to prevent breaches too much emphasis on preventing physical access carelessness by users depending on passwords None of these insufficient technology used to prevent breaches ANSWER DOWNLOAD EXAMIANS APP
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