kubectl exec for container access in Kubernetes - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the command to run a shell inside a pod named 'webapp'.

Kubernetes

kubectl exec -it webapp -- [1]

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

Abash

Bls

Cdocker

Dkubectl

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'ls' instead of a shell command

Trying to run 'docker' inside the pod

The kubectl exec command with -it lets you run an interactive shell like bash inside the pod.

2fill in blank

medium

Complete the command to execute 'env' inside the pod named 'backend'.

Kubernetes

kubectl exec backend -- [1]

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

Abash

Benv

Ckubectl

Dsh

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'bash' or 'sh' when you want to run 'env' directly

The env command shows environment variables inside the container.

3fill in blank

hard

Fix the error in the command to run a shell in the pod 'db' interactively.

Kubernetes

kubectl exec db [1] bash

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

A-it

B-i

C--it

D-ti

Attempts:

3 left

💡 Hint

Common Mistakes

Using only '-i' or '-ti' which may not work properly

Using '--it' which is invalid

The correct flags for interactive terminal are -it. It combines -i (interactive) and -t (tty).

4fill in blank

hard

Fill both blanks to run 'ls /var/log' inside the pod 'app' with interactive terminal.

Kubernetes

kubectl exec [1] app -- [2] /var/log

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

A-it

Bls

Ccat

D-i

Attempts:

3 left

💡 Hint

Common Mistakes

Using '-i' only or 'cat' instead of 'ls'

Use -it for interactive terminal and ls to list files in /var/log.

5fill in blank

hard

Fill all three blanks to run a shell in the container named 'nginx' inside pod 'webserver'.

Kubernetes

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

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

A-it

Bnginx

Cbash

Dsh

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'sh' instead of 'bash', missing '-it' flags, or wrong container name

Use -it for interactive terminal, specify container nginx with -c, and run bash shell.