Operating System (OS) Which of the following command is used to switch between the window programs? Ctrl+Tab Alt+F4 None of these Alt+Tab Ctrl+Tab Alt+F4 None of these Alt+Tab ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following terms refers to the degree to which data in a database system are accurate and correct? data security data independence data integrity data validity None of these data security data independence data integrity data validity None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which one of the following is not a layer of operating system? Kernel Critical selection Application program Shell Kernel Critical selection Application program Shell ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Essential files of MS DOS are Lo.sys Msdos.sys All of the listed here Command.com Lo.sys Msdos.sys All of the listed here Command.com ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) A disk scheduling algorithm in an operating system causes the disk arm to move back and forth across the disk surface in order to service all requests in its path. This is a None of these First come first served Scan Shortest Seek Time First (SSTE) FIFO None of these First come first served Scan Shortest Seek Time First (SSTE) FIFO ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) It is used to explorer the contents of computer, drives as well as manage files My Document Recent Places My Network Place My Computer My Document Recent Places My Network Place My Computer ANSWER DOWNLOAD EXAMIANS APP
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