Chapter 5: Input & Output
Self-Test 1-15
1. Dumb
2. Impact, nonimpact
3. Ergonomics
4. mouse
5. Output hardware
6. Biometrics
7. accelerometer
8. liquid crystal display
9. Page Description Language (PDL)
10. videoconferencing
11. Source data entry devices
12. carpal tunnel syndrome
13. dpi, dots per inch
14. impact
15. Laser
Multiple Choice 1-6
1. c
2. e
3. e
4. d
5. b
6. d
Short Answer 1-9
1. A common use of a dumb terminal is by airline reservation clerks to access a mainframe
computer containing flight information.
2. The characteristics that determine clarity of a computer screen are dot pitch, resolution, color
depth and refresh rate.
3. Two situations in which scanning is useful are to read students’ answers to the SAT by optical
mark recognition and restocking store inventory by bar-code readers.
4. Source data entry are devices that feed data directly into a computer system directly from its
source, without the need for keyboard entry.
5. Pixel is short for picture element and is the smallest unit on the screen that can be turned on
You've reached the end of your free preview.
Want to read both pages?
- Fall '15
- SidneyOwens
- data entry, Repetitive strain injury, carpal tunnel syndrome, Source data entry
