Which ofthe following are core elements ofthe IATF (InformationAssurance Technology Framework) model?
(Multiple choice)

• A.Operation
• B.Technology
• C.person
• D.Environment

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According to the management specifications, the network security system and equipment are regularly checked, the patches are upgraded, and the network security emergency response drill is organized. Which of the following belongs to the MPDRR network security modes of the above actions?

• A.Management link
• B.Protection link
• C.Response link
• D.Testing link

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Which of the following is not in the quintuple range?

• A.Destination IP
• B.Destination port
• C.Source MAC
• D.Source IP

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In the construction of information security system, the security model is needed to accurately describe the relationship between important aspects of security and system behavior.

• A.True
• B.False

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Regarding Ihe description of the packe: in the iptables transmission process, which of the following option is wrong?

• A.If the destination address of the packet is not local,the system sends the packet to the FORWARD chain.
• B.If the destination address of the packet is not local, the system sends the packet to the OUTPUT chain.
• C.Ifthe destination address of the packet is local, the packet will be sent to the INPUT chain
• D.When a packet enters the network card, it first matches the PREROUTING chain

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