Free Linux Foundation KCSA Exam Questions

Become Linux Foundation Certified with updated KCSA exam questions and correct answers

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Total 235 Questions | Updated On: Aug 15, 2025

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Question 1

What is the primary purpose of enabling mutual TLS (mTLS) authentication on the Kubernetes API Server?

A : To increase the processing speed of API requests

B : To ensure load balancing of API requests across multiple servers

C : To provide encrypted and authenticated communication between clients and the API server

D : To facilitate automatic scaling of the API server based on traffic

Answer: C

Question 2

What is a key security measure for the Kubernetes Controller Manager to prevent unauthorized control of cluster components?

A : Configuring Horizontal Pod Autoscaling for the Controller Manager

B : Enabling Role-Based Access Control (RBAC) for the Controller Manager-s operations

C : Implementing network policies specific to the Controller Manager

D : Regularly updating container runtime environments in the cluster

Answer: B

Question 3

Which of the following is a key benefit of implementing a Service Mesh in a cloud-native application architecture from a security perspective?

A : Automatic scaling of application resources

B : Simplified service discovery and load balancing

C : Enhanced traffic encryption and fine-grained access control

D : Reduced need for application-level logging

Answer: C

Question 4

What is the primary security benefit of isolating Kubernetes service traffic using a Service Mesh like Istio or Linkerd?

A : To enhance the auto-scaling capabilities of services based on traffic

B : To enable automatic routing and load balancing of service requests

C : To provide encrypted communication and fine-grained access control between services

D : To improve the efficiency of resource utilization among services

Answer: C

Question 5

What is the primary security advantage of using client certificate authentication for Kubernetes API server access?

A : To enable rapid deployment of Kubernetes resources

B : To provide a secure method of authentication that minimizes the risk of credential theft

C : To optimize the network traffic flow within the Kubernetes cluster

D : To facilitate the integration of Kubernetes with cloud-based storage services

Answer: B

Page: 1 / 47

Total 235 Questions | Updated On: Aug 15, 2025

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