Operating System (OS) While running DOS on a PC, which command would be used to duplicate the entire diskette? CHKDSK TYPE COPY None of these DISKCOPY CHKDSK TYPE COPY None of these DISKCOPY ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Multi programming systems ...... Execute more jobs in the same time period Are easier to develop than single programming system Execute each job faster Are used only by large mainframe computer Execute more jobs in the same time period Are easier to develop than single programming system Execute each job faster Are used only by large mainframe computer ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Indicate which is a pre-emptive scheduling algorithm Round-robin All of these Shortest-job-next Priority-based None of these Round-robin All of these Shortest-job-next Priority-based None of these ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) A critical region is none is the above a program segment where shared resources are accessed a program segment that has not been proved bug-free a program segment that often causes unexpected system crashes one which is enclosed by a pair of P and V operations on semaphores none is the above a program segment where shared resources are accessed a program segment that has not been proved bug-free a program segment that often causes unexpected system crashes one which is enclosed by a pair of P and V operations on semaphores ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The ___ displays the name of every computer user on the computer None of the listed here Wish list screen Welcome screen Command screen None of the listed here Wish list screen Welcome screen Command screen ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) A ..... is a flash memory storage device that plugins into a USB port USB memory maker drive USB flash drive USB snap drive None of above USB memory maker drive USB flash drive USB snap drive None of above ANSWER DOWNLOAD EXAMIANS APP
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