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Docker Certified Associate Exam Certified Professional salary
The average salary of a Docker Certified Associate in
- United State - 80,000 USD
- England - 62,532 POUND
- Europe - 61,547 EURO
- India - 12,00,327 INR
The benefit of obtaining the Docker Certified Associate Exam Certification
DCA Exam provide proven knowledge to use the tools to complete the task efficiently and cost-effectively than the other non-certified professionals lack in doing so.
DCA Certifications provide opportunities to get a job easily in which they are interested in instead of wasting years and ending without getting any experience.
DCA credential delivers higher earning potential and increased promotion opportunities because it shows a good understanding of Docker containerization technology.
This certification will be judging your skills and knowledge on your understanding of Docker containerization technology concepts & Understanding of how to operate on Docker.
This accreditation is a portable proof of skills in containerization technology.
Reference: https://dockerlabs.collabnix.com/docker/dca.html
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What is the duration, language, and format of Docker Certified Associate Exam
- Length of Examination: 90 mins
- Passing score: 65%
- language: English
- Type of Questions: Multiple choice, Multiple answers
- Number of Questions: 55
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Docker DCA Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Orchestration | 25% | - Extend the instructions to run individual containers into running services under swarm - Describe the difference between global and replicated services - Demonstrate steps to lock a swarm cluster - Add networks, publish ports - Convert an application deployment into a stack file using a YAML compose file with "docker stack deploy" - Increase number of replicas - Identify the steps needed to troubleshoot a service not deploying - State the differences between running a container vs running a service - Describe how a Dockerized application communicates with legacy systems - Manipulate a running stack of services - Interpret the output of "docker inspect" commands - Describe how to deploy containerized workloads as Kubernetes pods and deployments - Mount volumes - Describe how to provide configuration to Kubernetes pods using configMaps and secrets - Complete the setup of a swarm mode cluster - Describe and demonstrate how to use replication mode |
| Image Creation, Management, and Registry | 20% | - Inspect images and report specific attributes using filter and format - Describe the use of Dockerfile - Give examples on how to create an efficient image via a Dockerfile - Use CLI commands such as list, delete, prune, rmi, etc. to manage images - Apply a file to create a new image - Describe options, such as add, copy, volumes, expose, entry point - Describe how an image registry works - Demonstrate tagging an image - Describe how image layers work - Display layers of a Docker image - Identify and display the main parts of a Dockerfile - Describe how to set up and use a local registry - Utilize a registry to store an image |
| Installation and Configuration | 15% | - Configure logging drivers (splunk, journald, etc.) - Describe the use of UCP (Universal Control Plane) - Describe namespaces, cgroups, and configuration of certificates - Complete setup of repo, select a storage driver, and complete installation of Docker engine on multiple platforms - Setup swarm, configure managers, add nodes, and setup the backup schedule - Describe the interaction between Docker and Linux - Outline the sizing requirements prior to installation - Create and manager user and teams - Demonstrate the ability to upgrade the Docker engine - Interpret errors to troubleshoot installation issues without assistance - Use the install command to install DTR (Docker Trusted Registry) |
| Security | 15% | - Describe MTLS - Describe the process to sign a Docker image - Describe UCP and DTR integration with LDAP/AD - Describe default engine security - Configure RBAC with UCP - Enable Docker Content Trust - Describe the difference between UCP and DTR - Describe identity roles - Compare the UCP workers and managers - Describe the security architecture and responsibilities of the Docker EE platform - Describe swarm default security - Describe MTLS and identity roles |
| Storage and Volumes | 10% | - Describe the different graph driver storage backends - Describe how to use a volume plugin (local vs. NFS) - 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 - Describe the use of tmpfs for ephemeral storage |
| Networking | 15% | - Identify which IP and port a container is externally accessible on - Configure Docker to use external DNS - Describe the differences between "host" and "ingress" port publishing mode - Publish a port so that an application is accessible externally - Describe how to install a remote driver to a specific infrastructure provider - Describe the different types and use cases for the built-in network drivers - Create a Docker bridge network for a developer to use for their containers - 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 |
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