The command prompt depends on which operating system is used. Suppose now we are currently using the operating system that has been installed in Drive C. so when we run the DOS command prompt the command prompt will shown like; c:\> If we want to move to another drive:
C:\>d:
D:\>
ð To enter to D: drive from C: drive.
D:\>a:
A:\>
ð To enter to floppy drive.