Which of the Following Statements About the Firewall Technology Are

question 93

Multiple Choice

Which of the following statements about the firewall technology are true? (Choose three.)

• A) The network gateway of the application layer checks application-layer data carried in packets passing through the gateway.
• B) The network gateway for session status detection checks session information carried in packets only at the session layer.
• C) During packet filtering, the session status is checked and the whole data stream is analyzed.
• D) Address proxy replaces IP addresses and port numbers of hosts within the network with the IP address and port number of the proxy device or router.

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Definitions:

Data Bus Communications

Any type of multiplex transactions.

Multiplexing

A method for combining multiple signals or data streams into one, reducing the number of physical wires or channels needed.

Computer Processing

The series of actions performed by a computer or processor to execute commands and run programs.

SAE J1587/1708 Data Bus

Communication protocols used in the heavy-duty vehicle industry for exchanging electronic information between control units and devices.