Author Question: The layer of Internet architecture that ties the applications to the communications network and ... (Read 50 times)

sammy

  • Hero Member
  • *****
  • Posts: 818
The layer of Internet architecture that ties the applications to the communications network and includes such services as security and authentication is called the:
 
  A) Network Technology Substrate layer.
  B) Middleware Services layer.
  C) Transport Services and Representation Standards layer.
  D) Applications layer.

Question 2

When talking about the physical elements of the Internet, the term redundancy refers to:
 
  A) transmitting multiple copies of a single packet to safeguard against data loss.
  B) the use of tiered high-speed switching computers to connect the backbone to regional and local networks.
  C) delays in messages caused by the uneven flow of information through the network.
  D) multiple duplicate devices and paths in a network built so that data can be rerouted if a breakdown occurs.



cam1229

  • Sr. Member
  • ****
  • Posts: 329
Answer to Question 1

B

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.

For a complete list of videos, visit our video library