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Candidates should apprehend the examination topics before they begin of preparation. Our DCA exam dumps will include the following topics:
Lesson 01 - Introduction
Lesson 02 - Understanding Docker
Lesson 03 - Docker CE on Linux Platform
Lesson 04 - Docker Networking
Lesson 06 - Docker Storage and Volumes
Lesson 07 - Docker Compose
Lesson 08 - Orchestration Docker Swarm
Lesson 09 - Universal Control Plane
Lesson 10 - Docker Trusted Registry
The price of the Docker Certified Associate Exam Cost is 195 USD.
Reference: https://dockerlabs.collabnix.com/docker/dca.html
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| Section | Weight | Objectives |
|---|---|---|
| Networking | 15% | - 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 - Configure Docker to use external DNS - Describe the differences between "host" and "ingress" port publishing mode - Create a Docker bridge network for a developer to use for their containers - Describe how to install a remote driver to a specific infrastructure provider - Troubleshoot container and engine logs to understand a connectivity issue between containers - Identify which IP and port a container is externally accessible on |
| Storage and Volumes | 10% | - Describe how to use a volume plugin (local vs. NFS) - Describe the storage models available for DTR (NFS, local) - Describe the different graph driver storage backends - Identify the steps to take to clean up unused images on a filesystem and DTR - Describe how volumes work with containers - Describe the use of tmpfs for ephemeral storage |
| Orchestration | 25% | - Demonstrate steps to lock a swarm cluster - State the differences between running a container vs running a service - Add networks, publish ports - Describe how a Dockerized application communicates with legacy systems - Complete the setup of a swarm mode cluster - Describe the difference between global and replicated services - Describe and demonstrate how to use replication mode - Interpret the output of "docker inspect" commands - Describe how to provide configuration to Kubernetes pods using configMaps and secrets - Convert an application deployment into a stack file using a YAML compose file with "docker stack deploy" - Mount volumes - Increase number of replicas - Identify the steps needed to troubleshoot a service not deploying - Manipulate a running stack of services - Describe how to deploy containerized workloads as Kubernetes pods and deployments - Extend the instructions to run individual containers into running services under swarm |
| Installation and Configuration | 15% | - Setup swarm, configure managers, add nodes, and setup the backup schedule - Configure logging drivers (splunk, journald, etc.) - Create and manager user and teams - Complete setup of repo, select a storage driver, and complete installation of Docker engine on multiple platforms - Describe the interaction between Docker and Linux - Outline the sizing requirements prior to installation - Interpret errors to troubleshoot installation issues without assistance - Use the install command to install DTR (Docker Trusted Registry) - Describe namespaces, cgroups, and configuration of certificates - Demonstrate the ability to upgrade the Docker engine - Describe the use of UCP (Universal Control Plane) |
| Security | 15% | - Configure RBAC with UCP - Describe swarm default security - Describe default engine security - Describe MTLS - Describe UCP and DTR integration with LDAP/AD - Describe the process to sign a Docker image - Compare the UCP workers and managers - Enable Docker Content Trust - Describe the security architecture and responsibilities of the Docker EE platform - Describe the difference between UCP and DTR - Describe MTLS and identity roles - Describe identity roles |
| Image Creation, Management, and Registry | 20% | - Describe how to set up and use a local registry - Use CLI commands such as list, delete, prune, rmi, etc. to manage images - Describe how an image registry works - Apply a file to create a new image - Describe options, such as add, copy, volumes, expose, entry point - Identify and display the main parts of a Dockerfile - Describe the use of Dockerfile - Display layers of a Docker image - Demonstrate tagging an image - Give examples on how to create an efficient image via a Dockerfile - Inspect images and report specific attributes using filter and format - Describe how image layers work - Utilize a registry to store an image |
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