Executing commands in Pods in Kubernetes - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the command to execute a shell inside a pod named 'my-pod'.

Kubernetes

kubectl exec -it my-pod -- [1]

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

Astart

Brun

Cbash

Dopen

Attempts:

3 left

💡 Hint

Common Mistakes

Using commands like 'run' or 'start' which are not shell commands.

Forgetting the '--' before the command.

The kubectl exec command runs a command inside a pod. To open a shell, you use bash.

2fill in blank

medium

Complete the command to run 'ls /app' inside a pod named 'web-server'.

Kubernetes

kubectl exec web-server -- [1] /app

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

Als

Bcd

Cpwd

Dcat

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'cd' which changes directory but does not list files.

Using 'pwd' which shows current directory path.

The ls command lists files in a directory. Here, it lists files inside /app in the pod.

3fill in blank

hard

Fix the error in the command to run 'env' inside a pod named 'db-pod'.

Kubernetes

kubectl exec [1] -- env

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

Adb-pod

Bdb_pod

Cdb pod

Ddb-pod/

Attempts:

3 left

💡 Hint

Common Mistakes

Using underscores instead of dashes in pod names.

Including spaces or slashes in pod names.

Pod names cannot contain spaces or slashes. The correct pod name is db-pod.

4fill in blank

hard

Fill both blanks to correctly execute a command inside a pod named 'cache-pod' to print the working directory.

Kubernetes

kubectl exec [1] -- [2]

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

Acache-pod

Bpwd

Cls

Dbash

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'ls' instead of 'pwd' to print the directory.

Using wrong pod names or extra characters.

The command pwd prints the current directory inside the pod named cache-pod.

5fill in blank

hard

Fill all three blanks to run a shell inside a pod named 'api-pod' and keep the session interactive.

Kubernetes

kubectl exec [1] [2] -- [3]

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

Aapi-pod

B-it

Cbash

D-i

Attempts:

3 left

💡 Hint

Common Mistakes

Using only '-i' without '-t' which may cause no terminal allocation.

Forgetting the '--' before the command.

The -it flags keep the session interactive and allocate a terminal. The command bash opens the shell inside the pod api-pod.