KCSA Overview OF Cloud Native Security Practice Question
A security architect is designing a multi-tenant Kubernetes platform. They need to ensure that a compromise in one tenant's namespace cannot allow packet sniffing or unauthorized traffic interception from another tenant's pods. Which Kubernetes feature should they implement to satisfy cloud native network isolation principles?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Kubernetes NetworkPolicies
Kubernetes NetworkPolicies enforce Layer 3/4 network segmentation between pods and namespaces.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Kubernetes RBAC RoleBindings
Why it's wrong here
RBAC controls API access, not network traffic.
- ✗
ResourceQuotas
Why it's wrong here
ResourceQuotas limit resource consumption (CPU/memory), not network traffic.
- ✓
Kubernetes NetworkPolicies
Why this is correct
NetworkPolicies restrict traffic flow between pods and namespaces.
- ✗
PodSecurityStandards
Why it's wrong here
Pod Security Standards enforce security context restrictions, not network rules.
About these practice questions
This KCSA question is part of Courseiva's 320-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam dumps. Learn why practice questions differ from exam dumps →
JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official CNCF / Linux Foundation exam blueprint
This KCSA practice question is part of Courseiva's free CNCF / Linux Foundation certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the KCSA exam.