Free Linux Foundation KCSA Exam Questions

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

Page: 1 / 47

Total 235 Questions | Updated On: Jun 26, 2025

Add To Cart

Question 1

Why is it important to enable and configure Kubelet client certificate rotation in a Kubernetes cluster?

A : To improve the performance efficiency of the Kubelet

B : To ensure efficient resource allocation by the Kubelet

C : To facilitate smoother upgrades of Kubelet software

D : To enhance security through regular updating of authentication credentials

Answer: D

Question 2

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 3

In Kubernetes, why is it important to restrict the use of host network and host PID namespaces in pods?

A : To improve the load balancing of network traffic among pods

B : To enhance the isolation of pods from the underlying host system

C : To facilitate better resource allocation to pods

D : To streamline the deployment process of pods

Answer: B

Question 4

In the context of Kubernetes cluster security, how can the Scheduler component be secured to prevent unauthorized scheduling of pods?

A : By implementing Horizontal Pod Autoscaling for the Scheduler

B : By applying Network Policies specific to the Scheduler

C : By enforcing Role-Based Access Control (RBAC) for scheduling decisions

D : By using a Service Mesh to manage traffic to the Scheduler

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: Jun 26, 2025

Add To Cart