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Docker Certified Associate (DCA) : DCA
- Exam Code: DCA
- Exam Name: Docker Certified Associate (DCA) Exam
- Updated: Jul 23, 2026
- Q&As: 189 Questions and Answers
About Docker DCA Real Exam
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How to book the Docker Certified Associate Exam
There are the following steps for registering the Docker Certified Associate exam:
- Step 1: Visit to Docker Examity proctors.
- Step 2: Sign up/Login to Docker account.
- Step 3: Make payment for the exam voucher using your credit or debit card.
- 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.
Reference: https://dockerlabs.collabnix.com/docker/dca.html
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What is the duration, language, and format of Docker Certified Associate Exam
- Type of Questions: Multiple choice, Multiple answers
- Passing score: 65%
- Length of Examination: 90 mins
- Number of Questions: 55
- language: English
Docker DCA Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Security | 15% | - Describe the process to sign a Docker image - Describe the difference between UCP and DTR - Describe identity roles - Compare the UCP workers and managers - Describe default engine security - Configure RBAC with UCP - Describe UCP and DTR integration with LDAP/AD - Describe MTLS and identity roles - Describe swarm default security - Describe MTLS - Enable Docker Content Trust - Describe the security architecture and responsibilities of the Docker EE platform |
| Topic 2: Orchestration | 25% | - Convert an application deployment into a stack file using a YAML compose file with "docker stack deploy" - Complete the setup of a swarm mode cluster - Identify the steps needed to troubleshoot a service not deploying - Increase number of replicas - Manipulate a running stack of services - State the differences between running a container vs running a service - Add networks, publish ports - Demonstrate steps to lock a swarm cluster - Describe the difference between global and replicated services - Mount volumes - Describe how to deploy containerized workloads as Kubernetes pods and deployments - Describe and demonstrate how to use replication mode - Extend the instructions to run individual containers into running services under swarm - Describe how a Dockerized application communicates with legacy systems - Describe how to provide configuration to Kubernetes pods using configMaps and secrets - Interpret the output of "docker inspect" commands |
| Topic 3: Networking | 15% | - Create a Docker bridge network for a developer to use for their containers - Configure Docker to use external DNS - Describe how to install a remote driver to a specific infrastructure provider - Publish a port so that an application is accessible externally - Describe the different types and use cases for the built-in network drivers - Understand the Container Network Model and how it interfaces with the Docker engine and network and IPAM drivers - Troubleshoot container and engine logs to understand a connectivity issue between containers - Describe the differences between "host" and "ingress" port publishing mode - Identify which IP and port a container is externally accessible on |
| Topic 4: Storage and Volumes | 10% | - Identify the steps to take to clean up unused images on a filesystem and DTR - Describe how to use a volume plugin (local vs. NFS) - Describe how volumes work with containers - Describe the storage models available for DTR (NFS, local) - Describe the different graph driver storage backends - Describe the use of tmpfs for ephemeral storage |
| Topic 5: Installation and Configuration | 15% | - Setup swarm, configure managers, add nodes, and setup the backup schedule - Describe the use of UCP (Universal Control Plane) - Interpret errors to troubleshoot installation issues without assistance - Outline the sizing requirements prior to installation - Describe namespaces, cgroups, and configuration of certificates - Configure logging drivers (splunk, journald, etc.) - Complete setup of repo, select a storage driver, and complete installation of Docker engine on multiple platforms - Create and manager user and teams - Use the install command to install DTR (Docker Trusted Registry) - Describe the interaction between Docker and Linux - Demonstrate the ability to upgrade the Docker engine |
| Topic 6: Image Creation, Management, and Registry | 20% | - Utilize a registry to store an image - Describe how to set up and use a local registry - Describe how an image registry works - Describe options, such as add, copy, volumes, expose, entry point - Apply a file to create a new image - Identify and display the main parts of a Dockerfile - Describe how image layers work - Display layers of a Docker image - Demonstrate tagging an image - Describe the use of Dockerfile - Inspect images and report specific attributes using filter and format - Use CLI commands such as list, delete, prune, rmi, etc. to manage images - Give examples on how to create an efficient image via a Dockerfile |
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