Disc Operating System (DOS)
The COPY command of MS-DOS, is used to:

copying files from one floppy disk to another floppy disk
copying one or more files on the same disk or directory
copying two or more files into a single file
All of these

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Disc Operating System (DOS)
Which statement is valid about "TIME" command?

Time format can be changed by changing in country setting in config.sys file
Time command is used to display and allow changes to the system time
All of above
MS DOS displays the time in 12-hour or 24-hour format

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