A packet filtering firewall looks at the data packet to get information about the source and destination addresses of an incoming packet, the session's communications protocol (TCP, UDP or ICMP), and the source destination application port for the?

• A.Desired service
• B.Dedicated service
• C.Delayed service
• D.Distributed service.

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A chemical plan wants to upgrade the Industrial Control System (ICS) to transmit data using Ethernet instead of RS422. The project manager wants to simplify administration and maintenance by utilizing the office network infrastructure and staff to implement this upgrade.
Which of the following is the GREATEST

• A.The ICS does not support the office password policy
• B.The network administrators have no knowledge of ICS
• C.RS422 is more reliable than Ethernet
• D.The ICS is now accessible from the office network

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Which of the following is not a weakness of symmetric cryptography?

• A.Limited security
• B.Key distribution
• C.Speed
• D.Scalability

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Which of the following embodies all the detailed actions that personnel are required to follow?

• A.Standards
• B.Guidelines
• C.Procedures
• D.Baselines

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Which of the following is most relevant to determining the maximum effective cost of access control?

• A.the value of information that is protected.
• B.management's perceptions regarding data importance.
• C.budget planning related to base versus incremental spending.
• D.the cost to replace lost data.

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