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Which of the following actions should Joe recommend?

Joe, a technician at the local power plant, notices that several turbines had ramped up in cycles during the
week. Further investigation by the system engineering team determined that a timed .exe file had been
uploaded to the system control console during a visit by international contractors.
Which of the following actions should Joe recommend?

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A.
Create a VLAN for the SCADA

B.
Enable PKI for the MainFrame

C.
Implement patch management

D.
Implement stronger WPA2 Wireless

Explanation:
VLANs are used for traffic management. VLANs can be used to isolate traffic between network segments. This
can be accomplished by not defining a route between different VLANs or by specifying a deny filter between
certain VLANs (or certain members of a VLAN). Any network segment that doesn’t need to communicate with
another in order to accomplish a work task/function shouldn’t be able to do so.

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