KCSA Kubernetes Security Fundamentals Practice Question

Which TWO entities can be assigned RBAC permissions in a Kubernetes cluster? (Choose TWO)

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

✓

ServiceAccount

RBAC bindings can be assigned to Users, Groups, and ServiceAccounts.

Answer analysis

Option-by-option breakdown

For each option: why learners choose it and why it is or isn't the right answer here.

✗
ConfigMap
Why it's wrong here
ConfigMaps store non-sensitive configuration data and cannot hold RBAC roles.
✗
Namespace
Why it's wrong here
Namespaces are organizational boundaries, not subjects.
✓
ServiceAccount
Why this is correct
ServiceAccounts are standard non-human identities in Kubernetes.
✗
PersistentVolume
Why it's wrong here
PersistentVolumes represent storage volumes, not security principals.
✓
User
Why this is correct
Human users managed externally can be assigned RBAC bindings.

Quick reference

Access Control Model Comparison

Model	Acronym	Who Controls Access?	Best For
Discretionary Access Control	DAC	Resource owner	Small teams, file shares
Mandatory Access Control	MAC	System / security labels	Classified govt / military
Role-Based Access Control	RBAC	Administrator (via roles)	Enterprise environments
Attribute-Based Access Control	ABAC	Policy engine (user + resource attributes)	Fine-grained, dynamic policies
Rule-Based Access Control	RuBAC	System rules / ACLs	Firewall rules, network ACLs

About these practice questions

Courseiva writes every KCSA question from scratch — 320 in total, each with an explanation and a wrong-answer breakdown. None are copied from real exams or dumps. Learn why practice questions differ from exam dumps →

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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

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