Add/remove ect. files

1.How do we delete, copy, rename, and move files?
To delete- delete name.dat or Erase name.dat and then click enter.
To Copy- Copy Name.dat and then Click enter.
To Rename- ren name.dat Name.rrr
To move- move a*.* c: /windows/junk.

2. How do we find the attribute of a file?
C:/Windows/ah

3. How do we launch a file?
Type the file name and click enter.