Disc Operating System (DOS)
Which of the following statements is true in regard to diskcopy?

Diskcopy can be used on hard disks
Discopy is a built in command in dos
Diskcopy can be used with a floppy and a hard disk
Copy and discopy are same

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

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
Time format can be changed by changing in country setting in config.sys file

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