Docker DCA : Docker Certified Associate (DCA) Exam

  • Exam Code: DCA
  • Exam Name: Docker Certified Associate (DCA) Exam
  • Updated: Oct 03, 2026
  • Q & A: 189 Questions and Answers

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Reference: https://dockerlabs.collabnix.com/docker/dca.html

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How to book the Docker Certified Associate Exam

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  • Step 4: You will receive exam voucher code on your email and then using that voucher code you can book your exam by selecting dates, time etc.

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Docker Certified Associate Certification Path

Docker Certified Associate Exam is associate level Certification. It is strongly recommended that aspirants for this exam should have a foundational level of knowledge about Docker containerization technology.

Docker DCA Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Image Creation, Management, and Registry20%- Apply a file to create a new image
- Describe how to set up and use a local registry
- Display layers of a Docker image
- Inspect images and report specific attributes using filter and format
- Give examples on how to create an efficient image via a Dockerfile
- Utilize a registry to store an image
- Describe the use of Dockerfile
- Demonstrate tagging an image
- Use CLI commands such as list, delete, prune, rmi, etc. to manage images
- Describe how an image registry works
- Describe options, such as add, copy, volumes, expose, entry point
- Identify and display the main parts of a Dockerfile
- Describe how image layers work
Topic 2: Networking15%- Create a Docker bridge network for a developer to use for their containers
- Configure Docker to use external DNS
- Describe the different types and use cases for the built-in network drivers
- Identify which IP and port a container is externally accessible on
- Publish a port so that an application is accessible externally
- Understand the Container Network Model and how it interfaces with the Docker engine and network and IPAM drivers
- Describe how to install a remote driver to a specific infrastructure provider
- Describe the differences between "host" and "ingress" port publishing mode
- Troubleshoot container and engine logs to understand a connectivity issue between containers
Topic 3: Orchestration25%- Convert an application deployment into a stack file using a YAML compose file with "docker stack deploy"
- Describe how to deploy containerized workloads as Kubernetes pods and deployments
- Manipulate a running stack of services
- Interpret the output of "docker inspect" commands
- Describe and demonstrate how to use replication mode
- Increase number of replicas
- Complete the setup of a swarm mode cluster
- Extend the instructions to run individual containers into running services under swarm
- Describe the difference between global and replicated services
- Add networks, publish ports
- Describe how a Dockerized application communicates with legacy systems
- Describe how to provide configuration to Kubernetes pods using configMaps and secrets
- Identify the steps needed to troubleshoot a service not deploying
- Mount volumes
- State the differences between running a container vs running a service
- Demonstrate steps to lock a swarm cluster
Topic 4: Storage and Volumes10%- Describe how to use a volume plugin (local vs. NFS)
- Describe the different graph driver storage backends
- Describe the use of tmpfs for ephemeral storage
- Describe the storage models available for DTR (NFS, local)
- Describe how volumes work with containers
- Identify the steps to take to clean up unused images on a filesystem and DTR
Topic 5: Installation and Configuration15%- Describe namespaces, cgroups, and configuration of certificates
- Configure logging drivers (splunk, journald, etc.)
- Describe the interaction between Docker and Linux
- Complete setup of repo, select a storage driver, and complete installation of Docker engine on multiple platforms
- Outline the sizing requirements prior to installation
- Describe the use of UCP (Universal Control Plane)
- Use the install command to install DTR (Docker Trusted Registry)
- Interpret errors to troubleshoot installation issues without assistance
- Create and manager user and teams
- Demonstrate the ability to upgrade the Docker engine
- Setup swarm, configure managers, add nodes, and setup the backup schedule
Topic 6: Security15%- Enable Docker Content Trust
- Describe the process to sign a Docker image
- Describe MTLS and identity roles
- Configure RBAC with UCP
- Compare the UCP workers and managers
- Describe swarm default security
- Describe MTLS
- Describe the security architecture and responsibilities of the Docker EE platform
- Describe default engine security
- Describe the difference between UCP and DTR
- Describe UCP and DTR integration with LDAP/AD
- Describe identity roles

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