What is a firewall? What will be an ideal ...

[dollx]

What is a firewall?
 
  What will be an ideal response?

Question 2

The cellular technology that is designed to provide WANs for PCs and multimedia devices to access the Internet is:
 
  A)
 
  1G cellular.
  B)
 
  2G cellular.
  C)
 
  3G cellular.
  D)
 
  wireless mesh networks.

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Answer to Question 1

A firewall is hardware or software that controls access between networks. It is used to separate a company's network from the Internet, providing authorized access only to employees and other business partners. A firewalls is typically implemented on a router and acts as a filter to block illegal traffic.

Answer to Question 2

C

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Correct answers!

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