A technician manages a DHCP scope but needs to allocate a portion of the scope's subnet for statically assigned devices. Which of the following DHCP concepts would be BEST to use to prevent IP address conflicts?

• A.Dynamic assignment
• B.Exclusion range
• C.Address reservation
• D.IP helper

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A network administrator has been directed to present the network alerts from the past week to the company's executive staff. Which of the following will provide the BEST collection and presentation of this data?

• A.A consolidated report of various network devices
• B.A report from the SIEM tool
• C.A report from a vulnerability scan done yesterday
• D.A port scan printout

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Which of the following layers of the OSI model has new protocols activated when a user moves from a wireless to a wired connection?

• A.Data link
• B.Network
• C.Transport
• D.Session

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Which of the following would be the MOST likely attack used to bypass an access control vestibule?

• A.Phishing
• B.Tailgating
• C.Brute-force
• D.Evil twin

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Which of the following would be increased by adding encryption to data communication across the network?

• A.Integrity
• B.Confidentiality
• C.Accountability
• D.Availability

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