Operating System (OS) Which key deletes text before, or to the left, of the insertion point? PageUp Delete PageDown BackSpace PageUp Delete PageDown BackSpace ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following concept is best to preventing page faults ? The working set Paging Hit ratios Address location resolution The working set Paging Hit ratios Address location resolution ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Semaphores synchronize critical resources to prevent deadlock None of these synchronize critical resources to prevent contention are used to do I/O are used for memory management synchronize critical resources to prevent deadlock None of these synchronize critical resources to prevent contention are used to do I/O are used for memory management ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The primary purpose of an operating system is to: make computer easier to use keep system programmers employed make the most efficient use of the hardware None of these allow people to sue the computers make computer easier to use keep system programmers employed make the most efficient use of the hardware None of these allow people to sue the computers ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following is not true about documentation? None of these Documentation, of a system, should be as clear and direct as possible All of these Documentation increases the maintenance time and cost Documentation gives better understanding of the problem None of these Documentation, of a system, should be as clear and direct as possible All of these Documentation increases the maintenance time and cost Documentation gives better understanding of the problem ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which is not an external command ? None of the listed here Sys XCOPY Edit None of the listed here Sys XCOPY Edit ANSWER DOWNLOAD EXAMIANS APP
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