Operating System (OS) Data encryption is mostly used by public networks is mostly used by financial networks cannot be used by private installations None of these is not necessary, since data cannot be intercepted is mostly used by public networks is mostly used by financial networks cannot be used by private installations None of these is not necessary, since data cannot be intercepted ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) In virtual memory systems, Dynamic address translation None of these is part of the operating system paging algorithm is useless when swapping is used stores pages at a specific location on disk is the hardware necessary to implement paging None of these is part of the operating system paging algorithm is useless when swapping is used stores pages at a specific location on disk is the hardware necessary to implement paging ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the key is used to close the active window? Alt+F4 Ctrl+F5 Alt+F6 Ctrl+F4 Alt+F4 Ctrl+F5 Alt+F6 Ctrl+F4 ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) An incremental backup should be done each month saves all files saves only files that have recently changed uses more tapes None of these should be done each month saves all files saves only files that have recently changed uses more tapes None of these 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 validity data independence data security data integrity None of these data validity data independence data security data integrity None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) A ..... is a flash memory storage device that plugins into a USB port USB memory maker drive None of above USB snap drive USB flash drive USB memory maker drive None of above USB snap drive USB flash drive ANSWER DOWNLOAD EXAMIANS APP
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