Chapter 5: Input

Fill In The Blank (1/2 point each)

1. An   ________________   keyboard has a design that reduces the chance of wrist injuries.

2. Some voice recognition software requires   ______________   _______________  , which means you have to separate each word with a short pause.

3. _______________   ______________   is the process of entering full-motion video into a computer and storing it on a storage medium.

4. _______________   _______________   works by recognizing that only a small portion of a video image changes from frame to frame.

5. An   _______________   ________________   is a light-sensing input device that reads printed text and graphics and translates the results into a form the computer can use.

6. A   ________________   _______________   is an identification code that consists of a set of vertical lines and spaces of different widths.

7. A single point in an electronic image is called a   ________________  .

8. A   _______________   is a small rectangular pointing device sensitive to pressure and motion.

9. An   ________________   mouse is more precise than a   ________________   mouse and does not require cleaning, but is also more expensive.

10. _______________   describes the sharpness and clearness of an image.

Short Answer (1 point each)

1. Within voice recognition, explain the difference between speaker-dependent software and speaker-independent software. Which software entails less setup time?

   
   
   

2. Name 5 types of pointing devices, and describe each.

   
   
   

3. Name and define the three basic types of digital cameras.

   
   
   

4. List 4 ways in which input devices are adapted for users with disabilities, and describe each.

   
   
   

5. When would voice recognition software be an advantage? When would it be a disadvantage?