Operating System (OS) Which is not external command ? Verify Doskey Find Print Verify Doskey Find Print ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Part of a program where the shared memory is accessed and which should be executed invisibly is called mutual exclusion directory semaphores None of these critical section mutual exclusion directory semaphores None of these critical section ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Seeks analysis is only shown on real-time displays is used for analyzing control-unit busy problems None of these is used for analyzing paging problems is used for analyzing device busy problems is only shown on real-time displays is used for analyzing control-unit busy problems None of these is used for analyzing paging problems is used for analyzing device busy problems ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Feed back queue None of these are used to favor real-time tasks dispatch tasks according to execution characteristics are very easy to implement require manual intervention to implement properly None of these are used to favor real-time tasks dispatch tasks according to execution characteristics are very easy to implement require manual intervention to implement properly ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which one of the following key is used to refresh the active window? F7 F9 F5 F8 F7 F9 F5 F8 ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Trojan-Horse programs are legitimate programs that allow unauthorized access usually are immediately discovered are hidden programs that do not show up on the system do not usually work None of these are legitimate programs that allow unauthorized access usually are immediately discovered are hidden programs that do not show up on the system do not usually work None of these ANSWER DOWNLOAD EXAMIANS APP
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