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| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Cluster Architecture, Installation & Configuration | 25% | - Manage the lifecycle of Kubernetes clusters - Use Helm and Kustomize to install cluster components - Implement and configure a highly-available control plane - Prepare underlying infrastructure for installing a Kubernetes cluster - Create and manage Kubernetes clusters using kubeadm - Understand extension interfaces (CNI, CSI, CRI, etc.) - Understand CRDs, install and configure operators - Manage role based access control (RBAC) |
| Topic 2: Workloads & Scheduling | 15% | - Understand Static Pods - Understand Deployments and rolling update/rollback - Understand how scheduler works - Understand how to run multiple schedulers and configure scheduler policies - Use ConfigMaps and Secrets to configure applications - Use label selectors to schedule Pods - Understand DaemonSets - Understand resource limits and requests |
| Topic 3: Services & Networking | 20% | - Use ClusterIP, NodePort, LoadBalancer service types and endpoints - Use the Gateway API to manage Ingress traffic - Define and enforce Network Policies - Know how to use Ingress controllers and Ingress resources - Understand connectivity between Pods - Understand and use CoreDNS |
| Topic 4: Storage | 10% | - Understand persistent volume claims primitive - Understand volume mode, access modes and reclaim policies - Understand Storage Classes and Persistent Volumes - Understand how to configure applications with persistent storage |
| Topic 5: Troubleshooting | 30% | - Troubleshoot application failure - Troubleshoot cluster component failure - Troubleshoot networking - Manage container stdout & stderr logs - Evaluate cluster and node logging - Understand how to monitor applications |
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질문 # 28
Check the image version in pod without the describe command
정답：
설명：
kubectl get po nginx -o
jsonpath='{.spec.containers[].image}{"\n"}'
질문 # 29
Create a pod that echo "hello world" and then exists. Have the pod deleted automatically when it's completed
정답：
설명：
See the solution below.
Explanation
kubectl run busybox --image=busybox -it --rm --restart=Never --
/bin/sh -c 'echo hello world'
kubectl get po # You shouldn't see pod with the name "busybox"
질문 # 30
You are managing a Kubernetes cluster for a company with multiple teams working on different projects. You want to implement RBAC to ensure each team has access only to the resources they need.
정답：
설명：
See the solution below with Step by Step Explanation.
Explanation:
Team A (developers) needs to create and manage deployments, pods, and services in the "dev" namespace.
Team B (ops) needs to manage the cluster's overall health and can access all resources in all namespaces.
Team C (security) needs to audit and monitor all cluster activity but cannot modify any resources.
Create a YAML file to define the roles and role bindings to implement this RBAC setup.
Solution (Step by Step) :
1 . Create the "dev" namespace:
kubectl create namespace dev
2. Define the "dev-team" role:
3. Create the "dev-team" role binding:
4. Define the "ops-team" role:
5. Create the "ops-team" role binding:
6. Define the "security-team" role:
7. Create the "security-team" role binding:
8. Apply the YAML file to the cluster: kubectl apply -f rbac-config.yaml
질문 # 31
List the nginx pod with custom columns POD_NAME and POD_STATUS
정답：
설명：
kubectl get po -o=custom-columns="POD_NAME:.metadata.name, POD_STATUS:.status.containerStatuses[].state"
질문 # 32
What is the maximum number of samples that can be submitted to WildFire manually per day?
정답：A
질문 # 33
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