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book Information Security: Principles and Practices 2nd Edition by Jim Breithaupt, Mark S. Merkow cover

Information Security: Principles and Practices 2nd Edition by Jim Breithaupt, Mark S. Merkow

Edition 2ISBN: 0789753251
book Information Security: Principles and Practices 2nd Edition by Jim Breithaupt, Mark S. Merkow cover

Information Security: Principles and Practices 2nd Edition by Jim Breithaupt, Mark S. Merkow

Edition 2ISBN: 0789753251
Exercise 13

Which of the following statements best describes a firewall?

A. A firewall is a pass-through device that allows only certain traffic in and out.

B. A firewall is a network segment off the firewall in which you put systems that require different levels of access than other network components.

C. A firewall is an external DNS server.

D. A firewall is a mail relay.

Explanation
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Information Security: Principles and Practices 2nd Edition by Jim Breithaupt, Mark S. Merkow
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