Author Question: Which of the following is composed of bands of frequencies set aside by the Federal Communications ... (Read 12 times)

krzymel

  • Hero Member
  • *****
  • Posts: 548
Which of the following is composed of bands of frequencies set aside by the Federal Communications Commission (FCC) to support short-range, high-speed, wireless data communications?
 
  A. Unlicensed national information infrastructure (U-NII)
  B. Wireless local-area networks (WLANs)
  C. Wireless application protocol (WAP)
  D. Radio frequency identification (RFID)

Question 2

Both analog and digital land-mobile systems depend on __________ to provide wide-area coverage.
 
  A. software-based signal-processing
  B. repeaters
  C. ADC converters
  D. local oscillators



mariahkathleeen

  • Sr. Member
  • ****
  • Posts: 337
Answer to Question 1

A

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

Did you know?

The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

For a complete list of videos, visit our video library