Can VLANs alone provide adequate network segmentation for PCI DSS?
A.No, VLANs must be combined with firewall rules and ACLs to provide effective segmentation
B.Yes, VLANs provide complete segmentation
C.VLANs are not used for segmentation
D.VLANs automatically create PCI DSS compliance
Why A is correct
VLANs provide logical separation but not security enforcement. They must be combined with firewall rules and ACLs to control and restrict traffic between segments.
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Where this fits in the PCI DSS exam
Scoping Segmentation
Covers scoping segmentation concepts and practices within PCI DSS.
This question belongs to the "Build & Maintain a Secure Network" domain, which makes up about 20% of the PCI DSS exam.
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