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What is the main purpose of RBAC in Kubernetes?

easy📝 Conceptual Q11 of 15
Kubernetes - RBAC and Security
What is the main purpose of RBAC in Kubernetes?
ATo automatically scale pods based on load
BTo control who can access and perform actions on cluster resources
CTo monitor the health of Kubernetes nodes
DTo speed up the deployment of applications
Step-by-Step Solution
Solution:
  1. Step 1: Understand RBAC's role in Kubernetes

    RBAC stands for Role-Based Access Control, which manages permissions for users and apps.
  2. Step 2: Identify RBAC's main function

    It controls who can do what on cluster resources to keep the system secure.
  3. Final Answer:

    To control who can access and perform actions on cluster resources -> Option B
  4. Quick Check:

    RBAC controls access [OK]
Quick Trick: RBAC is about permissions, not performance or monitoring [OK]
Common Mistakes:
  • Confusing RBAC with scaling or monitoring features
  • Thinking RBAC speeds up deployments
  • Assuming RBAC manages pod health

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