What is Kubernetes - Interactive Quiz & Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to create a Kubernetes pod manifest with a single container.

Kubernetes

apiVersion: v1
kind: Pod
metadata:
  name: my-pod
spec:
  containers:
  - name: my-container
    image: [1]

Drag options to blanks, or click blank then click option'

Anginx

Bdocker

Ckubectl

Dpodman

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'docker' or 'kubectl' as image names, which are tools not images.

The image field specifies the container image to run inside the pod. 'nginx' is a valid container image name.

2fill in blank

medium

Complete the command to list all pods in the default namespace.

Kubernetes

kubectl [1] pods

Drag options to blanks, or click blank then click option'

Aget

Bcreate

Cdelete

Dapply

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'create' or 'delete' which modify resources instead of listing them.

The kubectl get pods command lists all pods in the current namespace.

3fill in blank

hard

Fix the error in the command to apply a configuration file named pod.yaml.

Kubernetes

kubectl [1] -f pod.yaml

Drag options to blanks, or click blank then click option'

Adelete

Bget

Capply

Ddescribe

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'get' or 'describe' which only show information, not apply changes.

The kubectl apply -f command applies changes from a configuration file to the cluster.

4fill in blank

hard

Fill both blanks to create a service that exposes pods on port 80.

Kubernetes

apiVersion: v1
kind: Service
metadata:
  name: my-service
spec:
  selector:
    app: [1]
  ports:
  - protocol: TCP
    port: [2]

Drag options to blanks, or click blank then click option'

Awebapp

Bdatabase

C80

D443

Attempts:

3 left

💡 Hint

Common Mistakes

Using wrong labels or ports like 443 which is for HTTPS.

The selector matches pods labeled 'app: webapp'. The port 80 exposes the service on HTTP default port.

5fill in blank

hard

Fill all three blanks to create a deployment with 3 replicas of nginx pods.

Kubernetes

apiVersion: apps/v1
kind: Deployment
metadata:
  name: nginx-deployment
spec:
  replicas: [1]
  selector:
    matchLabels:
      app: [2]
  template:
    metadata:
      labels:
        app: [3]
    spec:
      containers:
      - name: nginx
        image: nginx

Drag options to blanks, or click blank then click option'

A3

Bnginx-app

Cnginx

D1

Attempts:

3 left

💡 Hint

Common Mistakes

Mismatching labels or wrong replica count.

The deployment runs 3 replicas. The label app: nginx is used consistently to match pods and selector.