Optical scanners are used to ________. A) track and interpret ...

[Garrulous]

Optical scanners are used to ________.
 
  A) track and interpret body movement
  B) monitor traffic patterns
  C) decipher barcodes and other symbols
  D) read information embedded in RFID tags

Question 2

Which of the following statements is true about user-generated content?
 
  A) It is driven by people and technology and does not require processes and data.
  B) It powers the generation of content in what has come to be known as Web 1.0.
  C) It makes up most of the information in systems such as eBay, Craigslist, and Wikipedia.
  D) It is often produced by professionals with the expectation of profit or remuneration.

[AmberC1996]

Answer to Question 1

C

Answer to Question 2

C

[Garrulous]

Great answer, keep it coming

[Dinolord]

Wow, this really help