Friday, December 25, 2009

CH. 3 Review Q's

Multiple Choice:
1- C
2- D
3- B
4- E
5- D
6- E
7- C
8- A
9- D
10- B
11- C
12- E
13- C
14- C
15- C

7- Non-impact printers print many pages per minute of high-quality text and graphical output. They are fast, durable, and reliable. Impact printers are limited to printing characters and cannot print graphics.

8-Storage devices can be both input and output devices. We can store information on them, as well as retrieve that information. An example are DVD-RW and CD-RW drives.

9- Sequential access means that the information can only be accessed in the order that it was recorded. This type of storage is mostly used for backing up data, and operations which aren't time-sensitive. Random access means that information can be retrieved regardless of the order in which it was recorded. This storage is used with most popular media for everyday storage needs.

Biometrics Article:
http://findarticles.com/p/articles/mi_m2194/is_6_69/ai_63649260/?tag=content;col1

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