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Exam 6: Network Security Devices, Design, and Technology

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Question 31

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Select the technology that can be used to examine content through application-level filtering.

A) Application gateway
B) Security proxy
C) Web security gateway
D) Firewall

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Question 32

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What data unit is associated with the Open Systems Interconnection layer two?

A) segment
B) packet
C) frame
D) bit

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Question 33

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Describe how Internet content filters are used.

NAT is not a specific device,technology,or protocol.It is a technique for substituting IP addresses.

Which of the following is defined as a security analysis of the transaction within its approved context?

A security advantage of VLANs is that they can be used to prevent direct communication between servers.

When a private network uses a single public IP address,and each outgoing TCP packet uses a different port to allow for proper translation,what networking technology is in use?

The OSI model breaks networking steps down into a series of six layers.

A web server must be accessible to untrusted outside users.What can be done to isolate this host and any additional hosts with similar requirements from more secured hosts on a network?

What type of monitoring compares network traffic,activities,transactions,or behavior against a database of known attack patterns?