Author Question: A device that is located near the front-end, and allows many users to share a single front-end port, ... (Read 142 times)

cool

  • Hero Member
  • *****
  • Posts: 570
A device that is located near the front-end, and allows many users to share a single front-end port, is known as
 
  a. a line splitter
  b. a remote intelligent controller
  c. a port-sharing device
  d. a multiplexer

Question 2

In amplitude modulation, ones and zeroes are sent by varying
 
  a. the height of the sine wave
  b. the number of cycles-per-second of the sine wave
  c. the parts of the sine wave that are skipped
  d. none of the above



Amiracle

  • Sr. Member
  • ****
  • Posts: 334
Answer to Question 1

c

Answer to Question 2

a



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

Did you know?

The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

Did you know?

Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

Did you know?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

For a complete list of videos, visit our video library