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KCSA
Kubernetes Security Fundamentals
medium
Question 2 of 45

A namespace has a default deny egress NetworkPolicy and applications suddenly cannot resolve DNS names. What is the most likely reason?

APods must use hostNetwork when egress is denied
BDefault deny egress also blocks DNS until a separate allow rule is added
CCoreDNS ignores NetworkPolicies by design
DDNS always requires a ClusterRoleBinding

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