QSA_New_V4 Exam Dumps : Qualified Security Assessor V4 Exam

PerRequirement 7.2.5and8.2.2, PCI DSS recommends thatonly application-layer accessbe allowed to databases storing cardholder data, preventing users from issuing direct SQL queries or accessing the database via administrative tools.

Option A:✅Correct. Restricting database access toprogrammatic (application-layer) methodsis strongly preferred and aligns with PCI DSS guidance.

Option B:❌Incorrect. Admins should not have unrestricted access unless justified and monitored.

Option C:❌Incorrect. Application IDs must not be used interactively by individuals (Requirement 8.6.1).

Option D:❌Incorrect. Shared accounts are disallowed (Requirement 8.2.1).

According toRequirement 1.2.1of PCI DSS v4.0.1, network security controls (NSCs), such as firewalls and segmentation controls, are used torestrict and control trafficbetween trusted and untrusted networks. This includes logical or physical network segmentation.

Option A:Incorrect. Anti-malware is addressed in Requirement 5.

Option B:Correct. NSCs control and restrict inbound and outbound traffic between logical and physical network segments.

Option C:Incorrect. Vulnerability management is under Requirement 6.

Option D:Incorrect. PAN encryption is covered in Requirement 3.5.

Formulti-tenant service providers,isolation and segmentationare critical. As perRequirement 12.10.3, each customer’s environment must besegregated and protectedsuch that no tenant can access another’s data or systems.

Option A:✅Correct. This is the foundational control —isolation of customer environments.

Option B:❌Incorrect. Exposing system config files is a security risk.

Option C:❌Incorrect. Shared user IDs areexplicitly prohibitedby Requirement 8.2.1.

Option D:❌Incorrect. Customers should only access their own logs.