What Type of Firewall Inspects Network Traffic at a Higher

question 58

Multiple Choice

What type of firewall inspects network traffic at a higher level in the OSI model than a traditional stateful packet inspection firewall does?

• A) DMZ firewall
• B) stateless firewall
• C) upper-layer firewall
• D) application-aware firewall

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Definitions:

T-Distribution

A probability distribution that arises in the sampling distribution of the sample mean, especially when the sample size is small and the population variance is unknown.

Confidence Interval

A range of values, derived from sample data, that is believed to contain the true population parameter with a certain level of confidence.

Population Mean

The average value of a population set, calculated by summing all the members of the population and then dividing by the total number of members.

Student's T-Distribution

A statistical distribution utilized for predicting population characteristics when dealing with a small sample size and an unspecified population variance.