3-4 Helpful HintsThe following may save you some time or help you as you use yourcomputer.Ž Make copies of your diskettes regularly.Ž To make sure that a command works, you should:- Check your typing (make sure you don’t confuse \ with /).- Have the correct diskette in the drive.- Check the contents of the diskette with the DIR com-mand.- Specify the correct diskette drive.- Remember to include the colon (:) when specifying thename of a drive.- Spell the filename correctly- Use the appropriate extension (such as *.DOC or *.EXE)Ž Refer to the DOS Reference for additional information if acommand still doesn’t work.Ž Print contents of a disk (if you have a printer) and keep thelist with the diskette.Ž All commands (except DISKCOPY and DISKCOMP) arefiles that will work on both diskettes and hard disk drives.Ž The date and time shown with each directory entry are thedate and time of the last addition or change to that file. Thedate and time are not changed during a COPY or a DIS-KCOPY.10 Chapter 3: Operating Your System