Contents
1 Working on Your Computer.......................................................................................................7
................................................................................................................................................9
.....................................................................................................................7
.......................................................................................................................................8
........................................................................................................................8
...................................................................................................................9
....................................................................................................................9
.......................................................................................................................................10
........................................................................................................................................11
........................................................................................................................................11
.........................................................................................................................................14
.........................................................................................................................................14
..........................................................................................................................................15
...............................................................................................................................15
................................................................................................................................16
...........................................................................................................................................16
............................................................................................................................................17
....................................................................................................................................17
.....................................................................................................................................20
........................................................................................................................................20
.........................................................................................................................................21
........................................................................................................22
..........................................................................................................22
............................................................................................................................................23
.............................................................................................................................................23
..............................................................................................................................23
...............................................................................................................................23
..........................................................................................................................................24
...........................................................................................................................................25
...................................................................................................................................25
....................................................................................................................................26
.......................................................................................................................................26
........................................................................................................................................31