2.  Slow computer
 Keyboard/mouse runs sluggish
 Printer problems
 Peripheral devices problems

3.  Dirt, dust, hair, food, etc. can get caught
in the keyboard causing the buttons not
to work.
 One can turn board upside down and
shake it or get a can of compressed air .
 If liquid gets in it turn off computer, flip it
upside down spray with water, and try to
get all the water out. Leave upside down
for at least 12hours.

4.  When roller is
difficult to use it
needs cleaned.
 Take the ball out
and clean out the
socket.
 Then put back
together.

5.  Regular maintenance will extend the life
of the printer.
 Turn off the printer
› Get a lint-fee cloth moisten it with 50-50
water and vinegar (make sure no water get
inside).
 Never spray aerosol directly onto the printer
 Inkjet and laser printers have different
steps but steps above apply of both.

6.  Add RAM to the computer to increase
speed.
 RAM is installed in the motherboard.
 More RAM is recommended because it is
data that is not saved so with a lot of it
your computer will operate faster.

7.  Ergonomic keyboards are made to be
more comfortable for someone.
 Wireless keyboards are easier to move
and take away wires.
 There are wireless, ergonomic, optical
and combinations of mice.
 Instead of a mouse one can use to
touchpad.
› One can use their finger to move the
pointer.

8.  Disk fragmentation is when files are not
stored in contiguous clusters but are
divided into subparts.
 Disk defragmentation reduces
fragmentation.
 Reduces seek time.

9.  Holding area for
temporarily deleted
files.
 Last place before
permanent deletion.

10.  Small text files that Website uses to
identify a specific computer.
 Cookies put their-self on your computer.
 NOT dangerous!
 Used to gather information about your
surfing habits and for targeted
advertising.
 You can delete them if wanted.