1. Chapter 3 Interfaces Between You and the Computer © The McGraw-Hill Companies, Inc., 2000 Input/Output Hardware

2. Ch 3 FAQ© The McGraw-Hill Companies, Inc., 20002 CCI Pointing Devices How should I choose mice, trackballs, and/or touchpads? In all cases, it may be best to go to a store and use these devices for more than a few seconds. Those who use mice a lot find themselves with tired fingers using touchpads

3. Ch 3 FAQ© The McGraw-Hill Companies, Inc., 20003 CCI Keyboard Input Which keyboard is best? Many find the ergonomic keyboards less stressful on wrists Prices for ergonomic keyboards are now dropping

4. Ch 3 FAQ© The McGraw-Hill Companies, Inc., 20004 CCI Ergonomics Ergonomics really can make a difference on a daily basis –ergonomic keyboards and mice are helpful –keyboard wrist pads help prevent carpal- tunnel syndrome –Good chair helps lessen fatigue

5. Ch 3 FAQ© The McGraw-Hill Companies, Inc., 20005 CCI No-Cost Ergonomics Proper seat adjustment Proper monitor viewing distance Monitor placement: at eye level

6. Ch 3 FAQ© The McGraw-Hill Companies, Inc., 20006 CCI Imaging Systems Are improving in quality while decreasing in price Include increasingly accurate OCR software

7. Ch 3 FAQ© The McGraw-Hill Companies, Inc., 20007 CCI Voice-Recognition Equipment Most find that upgrading to a better quality microphone is a major key to improved translation of voice into text

8. Ch 3 FAQ© The McGraw-Hill Companies, Inc., 20008 CCI MIDI Boards MIDI boards –used for multimedia applications Also used by musicians to create original music

9. Ch 3 FAQ© The McGraw-Hill Companies, Inc., 20009 CCI Video and Photographic Support USB ease of use make digital photography and digital video easier The almost simultaneous increase in hard disk capacity and decrease in hard disk price will allow digital video and photography to become even more sophisticated than they are now

10. Ch 3 FAQ© The McGraw-Hill Companies, Inc., 200010 CCI Printers Non-impact printers – laser and ink-jet –dominate store shelves Additional drivers may be available that increase the quality of the printed page

11. Ch 3 FAQ© The McGraw-Hill Companies, Inc., 200011 CCI Monitors The more information you need to be displayed on the screen, the larger the monitor you need It may be more economical in the long run to buy a high-quality monitor and update other components as necessary such as memory or a hard disk than to buy a new computer system every two years

12. Ch 3 FAQ© The McGraw-Hill Companies, Inc., 200012 CCI Flat-Panel Screens These have decreased in price Are best for offices with limited space