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80
Learning the Basics
Using the keyboard
It's easy to put off backing up because it takes time. However,
if your hard disk suddenly fails, you will lose all the data on it
unless you have a separate backup copy.
❖
Use Error-checking and Disk Defragmenter regularly to
conserve disk space and improve performance.
❖
Scan all new files for viruses. This precaution is
especially important for files you receive via diskette,
email, or download from the Internet.
❖
Take frequent breaks to avoid repetitive-motion injuries
and eyestrain.
❖
Do not turn off the computer if a drive indicator light
indicates a drive is active.
Turning off the computer while it is reading from or writing to
a disk may damage the disk, the drive, or both.
❖
Before turning off the computer, use the Turn Off
Computer command or Standby command. See
"Powering down the computer" on page 101
more about Standby.
Using the keyboard
Your computer's keyboard contains character keys, control
keys, function keys, and special Windows
the functionality of a full-size keyboard.
The Windows
XP operating system records information, such
®
as your desktop setup, during its shutdown procedure. If you
do not let the Windows
normally, details such as new icon positions may be lost.
XP operating system shut down
®
®
to learn
keys, providing all
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