1 Your Future and Computer Competency 2
1 Your Future and Computer Competency 2
End Users and Computer Competency 3
Microcomputers 4
Four Kinds of Computers 4
Superoomputers 6
Mainframe Computers 6
Minicomputers 6
The Five Parts of an Information System 7
Software 9
Application Software 9
System Software 10
Hardware 11
Input Devices 11
The Sytem Unit 12
Preface to the Instructor 13
Preface 13
Secondary Storage 13
Output Devices 14
Communications Devices 14
Connectlvlty 15
Data 15
A Look at the Future 16
Powerful Software 16
Powerful Hardware 16
Connectivity 17
Changing Times 17
Key Terms 18
Review Questions 19
Discussion Questions and Projects 20
On The Web:Exercises and Explorations 21
Visual Summary 22
2 Basic Applications 24
General-Purpose Appllcations 24
2 Basic Applications 24
Menus 25
Shortcut Keys 25
Tool Bars 25
Help 26
Dialog Boxes 26
Insertion Point 26
Scroll Bars 26
Edit 27
Cut,Copy,and Paste 27
Undo 27
Save and Print 27
Word Processors 28
Word Wrap and the Enter Key 29
Spelling and Grammar Checkers 29
Other Features 29
Spreadsheets 31
Format 31
Formulas and Functions 32
Analysis 32
Other Features 33
Database Managers 34
Locate and Display 35
Sort 35
Data Analysis 35
Other Features 36
Presentation Graphics 36
Content Development Assistance 37
Professional Design 37
Support Materials 37
Other Features 37
Personal Information Managers 38
Communication Organizer 39
Address Book 39
Other Features 39
Calendar 39
Integrated Packages and Software Sultes 40
A Look at the Future 41
Key Terms 42
Review Questions 44
Discussion Questions and Projects 45
On the Web:Exercises and Explorations 47
Visual Summary 48
Graphics Programs 49
3 Aduanced Applications 50
3 Advanced Applications 50
Desktop Publishing 51
Image Editors 51
Illustrations Programs 52
Graphics Suites 52
Multimedia 53
Story Boards 54
Authoring Program 55
Web Publishing 56
Web Site Organization 56
Web Pages 56
HTML Documents 57
Web Authoring Programs 57
Groupware 58
Prolect Management 59
Gantt Charts 60
PERT Charts 60
Artificial Intelllgence and Virtual Reality 61
Robotics 61
Knowledge-Based(Expert)Systems 62
Virtual Reality 64
A Look at the Future 65
Key Terms 65
Review Questions 66
Discussion Questions and Projects 68
Visual Summary 68
On the Web:Exercises and Explorations 69
4 System Software 72
4 System Software 72
Why Leam About System Software? 73
Four Kinds of Programs 74
DOS 76
Advantages 76
Disadvantages 77
Microsoft Windows 78
Windows 78
Windows95 80
Windows98 81
Windows NT 82
Advantages 83
OS/2 83
Macintosh Operating System 84
Disadvantages 84
Advantages 84
Disadvantages 85
Unix 86
Advantages 87
Disadvantages 87
A Look at the Future 88
Key Terms 89
Review Questions 89
Discussion Questions 90
On the Web:Exercises and Explorations 91
Visual Summary 92
5 The Processing Unit 94
The CPU 94
5 Tbe Processing Unit 94
Control Unit 95
The Arithmetic-Logic Unit 95
Regisers 96
Memory 96
Processing Cycle 96
Units of Measure for Capacity 98
The Binary System 98
Binary Coding Schemes 99
The Parity Bit 100
The System Unit 101
System Board 101
Microprocessor Chips 102
Memory Chips 104
System Clock 105
Expansion Slots and Boards 106
Bus Lines 107
Ports 108
A Look at the Future 109
Key Terms 110
Review Questions 111
Discussion Questions and Projects 112
On the Web:Exercises and Explorations 113
Visual Summary 114
6 Input and Output 116
Input:Kryboard Versus Direct Entry 116
6 Input and Output 116
Keyboard Entry 117
Keyboards 117
Terminals 118
Direct Entry 119
Pointing Devices 119
Scanning Devices 121
Voice-Input Devices 122
Outpuy:Monitors,Printers,Plotters,Volce 123
Monitors 123
Standards 124
Cathode-Ray Tubes 124
Flat-Panel Monitors 125
Ink-Jet Printer 126
Laser Printer 126
Printers 126
Dot-Matrix Printer 127
Thermal Printer 128
Piotten 129
Printer Features 129
Pen Plotter 129
Other Printers 129
Direct-Imaging Plotter 130
Electrostatic Plotter 130
Voice-Output Devices 130
Ink-Jet Plotter 130
A Look at the Future 131
Key Terms 132
Review Questions 133
Discussion Questions 134
On the Web:Exercises and Explorations 135
Visual Summary 136
7 Secondary Storage 138
7 Secondary Storage 138
Four Types of Secondary Storage 139
Floppy Disks 140
The Disk Drive 140
How a Disk Drive Works 140
The Parts of a Floppy Disk 141
Taking Care of Floppy Disks 142
Hard Disks 142
Intermal Hard Disk 143
Hard-Disk Cartridges 143
Hard-Disk Packs 144
Performance Enhancements 145
CD-ROM 146
Optical Disks 146
CD-R 147
Erasable Optical Disks 148
DVD 148
Magnetic Tape 149
Magnetic Tape Streamers 149
Magnetic Tape Reels 150
A Look at the Future 151
Key Terms 152
Review Questions 152
Discussion Questions and Projects 153