KCNA Dumps for Pass Guaranteed – Pass KCNA Exam 2026 [Q115-Q136]

NO.115 Which Kubernetes resource uses immutable: true boolean field?

NO.116 What is CRD?

NO.117 What is the purpose of the kubelet component within a Kubernetes cluster?

NO.118 What is the common standard for Service Meshes?

NO.119 You are using Flux to manage your Kubernetes cluster with GitOps. You need to ensure that all deployments are automatically rolled back to the previous version if they fail. Which configuration option in Flux would you use to achieve this?

NO.120 What is etcd used for in Kubernetes?

NO.121 Which of the following factors does scheduling take into account when selecting a Node?

NO.122 When modifying an existing Helm release to apply new configuration values, which approach is the best practice?

NO.123 Which item is a Kubernetes node component?

NO.124 In Kubernetes, what is the primary responsibility of the kubelet running on each worker node?

NO.125 You are running a microservice-based application in Kubernetes. Each service has its own HPA configured for scaling. How can you ensure that the scaling decisions for different services are coordinated to prevent resource contention?

NO.126 You are running a service in Kubernetes that uses a persistent volume. You need to ensure that the volume is automatically cleaned up when the service is deleted. Which of the following approaches would you use?

NO.127 What is container orchestration?

NO.128 What standard does kubelet use to communicate with the container runtime?

NO.129 You are running a distributed database service in Kubernetes. The database requires secure communication between its pods and external clients. What Kubernetes networking features can you leverage to achieve this?

NO.130 What are the characteristics for building every cloud-native application?

NO.131 What function does kube-proxy provide to a cluster?

NO.132 You’re running a Kubernetes cluster on a public cloud provider, and you want to optimize for cost efficiency. Which of the following strategies is LEAST effective for achieving this goal?

NO.133 How to get the logs of the previously terminated nginx container from the web pod?

NO.134 You are using Istio to manage traffic flow in a microservices architecture. Your application consists of three services: ‘service-A’, ‘service-B’, and ‘service-C’, where ‘service-A’ depends on ‘service-B’ and ‘service-B’ depends on ‘service-C’. You want to implement a canary rollout for ‘service-B’ to test a new version before rolling it out to all users. How would you configure Istio to achieve this?

NO.135 Which of the following characteristics is associated with container orchestration?

NO.136 In Kubernetes, what is the primary purpose of creating a Service resource for a Deployment?