What is the Duration of Docker DCA Exam?

The Docker Certified Associate (DCA) exam is a performance-based exam that typically takes 2 hours to complete.

What are the Number of Questions Asked in Docker DCA Exam?

There are a total of 65 questions in the Docker Certified Associate (DCA) exam.

What is the Passing Score for Docker DCA Exam?

The passing score for the Docker Certified Associate (DCA) exam is 70%.

What is the Competency Level required for Docker DCA Exam?

The Docker Certified Associate (DCA) exam requires a basic to intermediate level of competency with Docker technologies. Candidates should have some hands-on experience with Docker and familiarity with general container concepts before attempting the exam.

What is the Question Format of Docker DCA Exam?

The Docker Certified Associate (DCA) exam is a performance-based exam that consists of a mixture of multiple-choice and task-based questions. The multiple-choice questions assess knowledge and understanding of Docker concepts and technologies, while the task-based questions assess the ability to deploy and manage Dockerized applications.

How Can You Take Docker DCA Exam?

The Docker Certified Associate (DCA) exam is available online and at testing centers. To take the exam online, you must first register with the Docker Certification Program. Once registered, you can purchase the exam and schedule a time to take it. To take the exam at a testing center, you must first find a testing center that offers the exam. You can then contact the testing center to register and schedule a time to take the exam.

What Language Docker DCA Exam is Offered?

The Docker DCA exam is offered in English.

What is the Cost of Docker DCA Exam?

The cost of the Docker Certified Associate (DCA) exam is $195 USD.

What is the Average Salary of Docker DCA Certified in the Market?

The average salary of Docker DCA certified professionals varies widely by role, region, and experience, because it depends on the job the certification is combined with. Check current listings in your market for an up-to-date figure.

Who are the Testing Providers of Docker DCA Exam?

The Docker Certified Associate (DCA) exam is offered by the Linux Foundation, which is an independent, non-profit organization. The exam is administered by Pearson VUE, a global leader in computer-based testing. Pearson VUE provides a secure testing environment and a wide variety of exam delivery options.

What is the Recommended Experience for Docker DCA Exam?

The recommended experience for taking the Docker Certified Associate exam is to have at least six months of experience using Docker technologies in a production environment. Additionally, the candidate should have an understanding of core and optional components of the Docker platform, including Compose, Swarm and Registry. Also, a good understanding of Docker commands, the Dockerfile, and common Docker networking concepts and storage drivers are recommended.

What is the Expected Retirement Date of Docker DCA Exam?

The Docker DCA exam is the current version of the exam, and Docker has not announced a retirement date for it. When Docker introduces a newer version, the retirement date for the older version is published on the Docker certification site.

What is the Difficulty Level of Docker DCA Exam?

The difficulty level of the Docker DCA exam is considered to be intermediate. It is designed to assess a candidate's knowledge and understanding of Docker concepts, technologies, and best practices.

What is the Roadmap / Track of Docker DCA Exam?

The Docker Certified Associate (DCA) certification is a vendor-neutral certification program designed to validate an individual’s knowledge of Docker and its related components. The certification exam covers topics such as installation and configuration of Docker, image creation and management, networking and data management, orchestration, and security. The certification track/roadmap includes two exams: the DCA Exam and the Docker Certified Professional (DCP) Exam. The DCA Exam is a 90-minute, performance-based exam that tests an individual’s ability to deploy and manage Docker containers in a real-world environment. The DCP Exam is a 180-minute, multiple-choice exam that tests an individual’s knowledge of the Docker platform and its related components.

What are the Topics Docker DCA Exam Covers?

1. Image Creation and Management: This topic covers the basics of creating and managing Docker images, including how to build images using Dockerfiles, how to store and share images using a registry, and how to inspect and debug images. 2. Installation and Configuration: This topic covers the basics of installing and configuring Docker, including how to install Docker on different operating systems and how to configure the Docker daemon. 3. Networking: This topic covers the basics of networking with Docker, including how to configure networks for containers, how to use Docker networks to connect containers, and how to troubleshoot network issues. 4. Storage and Volumes: This topic covers the basics of storage and volumes with Docker, including how to configure and manage volumes, how to use bind mounts, and how to troubleshoot storage issues. 5. Security: This topic covers the basics of security with Docker, including how to configure security options, how to use Docker secrets

What are the Sample Questions of Docker DCA Exam?

1. What is the purpose of a Docker container? 2. What are the components of a Docker image? 3. How can you create a Docker image from a Dockerfile? 4. What are the differences between a Docker image and a Docker container? 5. How do you manage Docker containers? 6. What is the purpose of the Docker Compose tool? 7. How can you secure a Docker container? 8. What are the best practices for deploying Docker containers? 9. What are the benefits of using Docker for application deployment? 10. What are the different methods for networking Docker containers?

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Free DCA – Docker Certified Associate (DCA) Exam Practice Test Question

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Showing 1–10 of 10 questions

Question 1

What is the difference between the ADD and COPY dockerfile instructions? (choosen 2)

Select all that apply, then click Submit answer.

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ADD supports compression format handling while COPY does not.
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COPY supports regular expression handling while ADD does not.
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COPY supports compression format handling while ADD does not.
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ADD support remote URL handling while COPY does not.
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ADD supports regular expression handling while COPY does not.

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Question 2

Which of the following modes can be used for service discovery of a Docker swarm service (Pick 2 correct answers)

Select all that apply, then click Submit answer.

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Virtual IP (VIP) with --endpoint-mode vip
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Overlay with --endpoint-mode overlay
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DNS Round-Robin with --endpoint-mode dnsrr
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Ingress with --endpoint-mode ingress
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Network Address Translation(NAT) with --endpoint-mode nat

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Question 3

You have deployed a service to swarm. Which command uses the Docker CLI to set the number of tasks of the services to 5? (choose 2)

Select all that apply, then click Submit answer.

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'docker service update --replicas=5 '
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'docker replica update =5'
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'docker update service =5'
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'docker service replicas =5'
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'docker service scale = 5''

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Question 4

Which of the following are types of namespaces used by Docker to provide isolation? (Choose 2.)

Select all that apply, then click Submit answer.

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Host
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Network
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Process ID
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Authentication
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Storage

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Question 5

You are pulling images from a Docker Trusted Registry installation configured to use self-signed certificates, and this error appears:

'x509: certificate signed by unknown authority'.

You already downloaded the Docker Trusted Registry certificate authority certificate from https://dtr.example.com/ca.

How do you trust it? (Select two.)

Select all that apply, then click Submit answer.

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Place the certificate in '/etc/docker/dtr/dtr.example.com.crt' and restart the Docker daemon on all cluster nodes.
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Place the certificate in your OS certificate path, trust the certificate system-wide, and restart the Docker daemon across all cluster nodes.
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Pass '-trust-certificate ca.crt' to the Docker client.
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Pass --insecure-registry to the Docker client.
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Place the certificate in '/etc/docker/certs.d/dtr.example com/ca.crt' on all cluster nodes.

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Question 6

After creating a new service named 'http', you notice that the new service is not registering as healthy. How do

you view the list of historical tasks for that service by using the command line?

Select an option, then click Submit answer.

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'docker inspect http'
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'docker service inspect http'
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'docker service ps http'
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'docker ps http'

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Question 7

Is this a type of Linux kernel namespace that provides container isolation? Solution: Authentication

Select an option, then click Submit answer.

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Yes
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No

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Question 8

A company's security policy specifies that development and production containers must run on separate nodes in a given Swarm cluster.

Can this be used to schedule containers to meet the security policy requirements? Solution: label contraints

Select an option, then click Submit answer.

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Yes
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No

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Question 9

Which of the following commands will create a swarm service which only listens on port 53 using the UDP protocol?

Select an option, then click Submit answer.

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docker service create --name dns-cache -p 53:53/udp dns-cache
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docker service create --name dns-cache -p 53:53 --service udp dns-cache
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docker service create --name dns-cache -p 53:53 ..constraint networking.protocol.udp=true dns-cache
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docker service create --name dns-cache -p 53:53 --udp dns-cache

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Question 10

Does this command display all the pods in the cluster that are labeled as 'env: development'?

Solution: 'kubectl get pods --all-namespaces -label env=development'

Select an option, then click Submit answer.

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Yes
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No

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About the DCA Free Practice Test

This free practice test covers the Docker Certified Associate (DCA) exam from Docker. The 10 questions are a free sample of the full Study4Pass practice set of 166 questions, so you can check your level before you commit to the real exam. The free sample includes 5 single-answer and 5 multiple-answer questions — the same mix of formats you will meet in the full set. Questions are spread across the areas that matter most on the real exam: Image Creation and Management, Installation and Configuration, Networking and Storage and Volumes. The Docker Certified Associate (DCA) exam is a performance-based exam that requires a candidate to demonstrate the skills and knowledge necessary to build, share, and run containerized applications on Docker.

The target audience for the Docker DCA Exam includes software developers, system administrators, system architects, and site reliability engineers who have experience with Docker Enterprise Edition, including Docker Compose, Swarm,… The prerequisite for the Docker DCA Exam is to have a good working knowledge of container-based applications, container-based environments, and the Docker platform.

Certification: Docker Certified Associate (DCA)
Vendor: Docker
Free on this page: 10 practice questions with answers and explanations
Full practice set: 166 questions

Treat this sample as a diagnostic. Answer honestly, check the explanation after every question, and note which topics feel shaky. A short, focused review of those topics is worth more than re-reading everything — and the full set lets you drill them topic by topic.

A good way to use this page: take the whole sample in one sitting, then go back over every explanation with fresh eyes. Mark the topics that felt uncertain, not just the ones you got wrong — uncertain answers are unmarked risk on the real exam. One or two focused passes like this usually move a score more than days of passive reading.

Inside the full DCA practice set:

All 166 questions with answers and explanations
Timed Exam Simulation that mirrors the real exam pressure
Topic Training to drill one domain at a time
Ask AI for More Explanation on every question
Flag questions and review them before you finish

How to use this DCA free practice test

Answer a question, then check the result to see the correct answer and the explanation behind it. Work at your own pace — there is no timer and no signup. Stuck on a concept? This is an AI-Enabled practice test: use Ask AI on any question and get the underlying concept explained in plain words, so you learn the reasoning instead of memorizing answers. Ready for more? The full 166-question set adds a timed Exam Simulation mode, topic training for your weak areas, and a flagged-question review, so you can practise the way the real exam feels.

What to study for each DCA domain

Image Creation and Management — This topic covers the basics of creating and managing Docker images, including how to build images using Dockerfiles, how to store and share images using a…
Installation and Configuration — This topic covers the basics of installing and configuring Docker, including how to install Docker on different operating systems and how to configure the Docker daemon.
Networking — This topic covers the basics of networking with Docker, including how to configure networks for containers, how to use Docker networks to connect containers, and how…
Storage and Volumes — This topic covers the basics of storage and volumes with Docker, including how to configure and manage volumes, how to use bind mounts, and how to…
Security — This topic covers the basics of security with Docker, including how to configure security options, how to use Docker secrets

DCA practice test — quick questions

Is this DCA practice test free?

Yes — the 10 questions on this page are completely free, with no signup and no payment details needed.

How many questions are in the full DCA set?

166 questions. The 10 free questions above are a sample of that full set, in the same style and topic balance.

Does the free test show the answers?

Yes — every question shows the correct answer with an explanation, and Ask AI can explain the concept behind a question in plain words if you want to go deeper.

Is this the real DCA exam?

No. This is a practice test: the questions are written to mirror the real DCA exam’s topics and difficulty, not copied from it.