Do I need Docker installed on my computer?

No! You'll practice in our cloud-based Docker environment directly in your browser. No installation or setup required.

Each step includes hints and detailed instructions. You can retry as many times as needed, and your progress is automatically saved.

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Yes! All scenarios are regularly updated to match the latest Docker versions and best practices.

Scenarios/Docker Certified Associate

PracticalIntermediatePremium

45 min

No setup required

Docker Images - Dockerfile Hands-on Practice (DCA)

Master Dockerfile creation with hands-on exercises covering FROM, RUN, COPY, ADD, EXPOSE, HEALTHCHECK, and CMD instructions following Docker best practices for the DCA certification.

Unlock This Scenario

Premium scenario

Type

Practical (Terminal)

Difficulty

Intermediate

Duration

45 min

Interactive Learning Experience

Practice in a real Docker environment directly in your browser

Terminal

root@instance01:/# docker ps

CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES

root@instance01:/# docker swarm init

Swarm initialized: current node is now a manager.

root@instance01:/# docker node ls

ID HOSTNAME STATUS AVAILABILITY MANAGER STATUS

abc123 * instance01 Ready Active Leader

root@instance01:/# _

Real terminal with Docker pre-installed

Step-by-step guided instructions

Automatic validation of your progress

No installation or setup required

Unlock Requirements

Complete these scenarios first to unlock this one:

Docker Images - Dockerfile & Build (DCA)

Prerequisite

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