Hiding and showing win dows on the desktop

You can hide all windows except those of the active program by choosing
Hide Others from the Application menu.
The other programs remain open even though their windows are hidden.
When you switch to another program, its windows become visible again.
If you want to see all the open windows, choose Show All from the
Application menu.
Backing up your files
Making backup copies of important files is good protection against possible
damage to the originals.
mYou can back up files stored on your hard disk by copying them to floppy
disks.
mYou can back up an entire floppy disk by copying it to another floppy disk,
or to a hard disk.
mYou can use a commercial backup program to copy new and changed files
from a hard disk to another hard disk, to a tape drive, or to a series of
floppy disks.
mIf your computer is on a network,you can back up files by copying them to
a shared disk on the network.
38 Chapter 4