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Last Updated: Aug 05, 2026
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Topics of Docker Certified Associate Exam
Candidates should apprehend the examination topics before they begin of preparation. Our DCA exam dumps will include the following topics:
Lesson 01 - Introduction
- Understanding Docker Overview
- Containerization And Virtualization
- Docker Ecosystem
- Docker Architecture Engine And Objects
- Docker Architecture InAction
- Images And Containers
- Docker Architecture Container Format
Lesson 02 - Understanding Docker
- Installation: continued
- Deleting Containers
- Multiple Containers
- List,Start, Stop Restart Containers
- End of Module
- Deploy, Login, Exit Container
- Working with Containers Hostnames
- Docker On Linux Platform
- Installation: CentOS
- Containers on Filesystem
- Stats Inspect
Lesson 03 - Docker CE on Linux Platform
- Bridge Network
- Multiple Networks In Container
- Docker Networking
- Container Networking
- Create New Networks
- Exercise: Use Custom Networks
- None Network
- Introduction to Overlay Network
- Host Network
- Remove Networks
- Disconnect And Add Network
Lesson 04 - Docker Networking
- Docker tmpfs Mounts
- Lesson 05 - Docker Images
- Docker Bind Mounts
- Docker Images CLI Commands: Contd
- Build Image using Commit
- Docker Images
- Search and Pull Images from Docker Hub
- Docker Storage Drivers
- Docker Storage and Volumes
- Selecting Storage Driver
- Docker file Instructions
- External Storage
- Docker Images: Recap
- Manage Application Data
- Docker Images CLI Commands
- Build Image using Dockerfile
- Persistent Storage
- Docker Volumes
- Push Images to Docker Hub
Lesson 06 - Docker Storage and Volumes
- Compose Lab
- Docker Compose
- Case for Docker Compose
- Compose Installation
Lesson 07 - Docker Compose
- Secrets and Overlay Network
- Concepts of Swarm
- Managing Swarm Services
- Docker Swarm
- Create Swarm
- Updates to Services
- Maintain Swarm
- Deploy Services to Swarm
- Docker Stack
Lesson 08 - Orchestration Docker Swarm
- Access Control
- Universal Control Plane
- Deploy, Manage, and Monitor UCP
- Client Certificate Bundles
- Introduction to UCP
- LDAP with UCP
- External Certificates
Lesson 09 - Universal Control Plane
- Miscellaneous Topic with DTR
- Backup Swarm UCP DTR
- Docker Trusted Registry
- Introduction Deploy DTR
Lesson 10 - Docker Trusted Registry
- Security Scanning
- Logs and Logging Drivers
- Docker Security Logs
- Docker Content Trust
- Security With MTLS
Reference: https://dockerlabs.collabnix.com/docker/dca.html
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Who should take the Docker Certified Associate Exam
The DCA Exam certification is an internationally-recognized certification that helps to have validation for those professionals who are knowledgeable in the Docker containerization technology. Candidates should have 6-12 months of experience and knowledge of using Docker services and docker images. It is good for these candidates:
- Linux Administrator
- IT Administrator
- Fresher
- Developers
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Docker DCA Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Image Creation, Management, and Registry | 20% | - Demonstrate tagging an image - Apply a file to create a new image - Describe the use of Dockerfile - Describe how image layers work - Give examples on how to create an efficient image via a Dockerfile - Display layers of a Docker image - Describe how to set up and use a local registry - Describe options, such as add, copy, volumes, expose, entry point - Identify and display the main parts of a Dockerfile - Use CLI commands such as list, delete, prune, rmi, etc. to manage images - Describe how an image registry works - Inspect images and report specific attributes using filter and format - Utilize a registry to store an image |
| Topic 2: Orchestration | 25% | - Describe how to provide configuration to Kubernetes pods using configMaps and secrets - Extend the instructions to run individual containers into running services under swarm - Convert an application deployment into a stack file using a YAML compose file with "docker stack deploy" - Interpret the output of "docker inspect" commands - Add networks, publish ports - Mount volumes - Demonstrate steps to lock a swarm cluster - State the differences between running a container vs running a service - Manipulate a running stack of services - Complete the setup of a swarm mode cluster - Identify the steps needed to troubleshoot a service not deploying - Describe and demonstrate how to use replication mode - Describe the difference between global and replicated services - Increase number of replicas - Describe how a Dockerized application communicates with legacy systems - Describe how to deploy containerized workloads as Kubernetes pods and deployments |
| Topic 3: Networking | 15% | - Describe the different types and use cases for the built-in network drivers - Identify which IP and port a container is externally accessible on - Configure Docker to use external DNS - Describe how to install a remote driver to a specific infrastructure provider - Troubleshoot container and engine logs to understand a connectivity issue between containers - Understand the Container Network Model and how it interfaces with the Docker engine and network and IPAM drivers - Describe the differences between "host" and "ingress" port publishing mode - Create a Docker bridge network for a developer to use for their containers - Publish a port so that an application is accessible externally |
| Topic 4: Storage and Volumes | 10% | - Describe the use of tmpfs for ephemeral storage - Identify the steps to take to clean up unused images on a filesystem and DTR - Describe the different graph driver storage backends - 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) |
| Topic 5: Installation and Configuration | 15% | - Create and manager user and teams - Interpret errors to troubleshoot installation issues without assistance - Describe the interaction between Docker and Linux - Configure logging drivers (splunk, journald, etc.) - Demonstrate the ability to upgrade the Docker engine - Describe namespaces, cgroups, and configuration of certificates - Describe the use of UCP (Universal Control Plane) - Outline the sizing requirements prior to installation - Setup swarm, configure managers, add nodes, and setup the backup schedule - Complete setup of repo, select a storage driver, and complete installation of Docker engine on multiple platforms - Use the install command to install DTR (Docker Trusted Registry) |
| Topic 6: Security | 15% | - Compare the UCP workers and managers - Describe MTLS and identity roles - Enable Docker Content Trust - Describe the security architecture and responsibilities of the Docker EE platform - Describe MTLS - Describe the difference between UCP and DTR - Describe UCP and DTR integration with LDAP/AD - Describe default engine security - Describe identity roles - Describe swarm default security - Configure RBAC with UCP - Describe the process to sign a Docker image |
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