Free DCA: Docker Certified Associate (DCA) Exam Questions and Answers
Docker Certified Associate (DCA) Exam is a Docker certification exam. This page has free DCA practice questions with answers and explanations, set out the way the real exam asks them, plus a timed DCA practice test that scores you against the pass mark.
If you searched for DCA dumps, a DCA ExamTopics discussion or a free DCA PDF, this is the Docker Certified Associate (DCA) Exam question bank: practice questions with verified answers and explanations, a timed DCA practice test and updates whenever Docker changes the exam.
Last updated: September 26, 2026
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- DCA
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- First 10, with answers
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- 130 mins · 70%
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Question #7
Which of these swarm manager configurations will cause the cluster to be in a lost quorum state?
Correct answer: A
Explanation
Quorum for four managers is three, so two healthy managers out of four cannot reach a majority and the cluster loses quorum. The other configurations all retain a healthy majority.
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Discussion
Explain your reasoning, not just the letterBrowse the free questions by topic
More DCA questions
- Question 1The following health check exists in a Dockerfile: 'HEALTCHECK CMD curl --fail http://localhost/health || exit 1 '…
- Question 2Which of the following commands will create a swarm service which only listens on port 53 using the UDP protocol?
- Question 3What is used by the kernel to Isolate resources when running Docker containers?
- Question 4Which of the following statements is true about secrets?
- Question 5What is the docker command to setup a swarm?
All DCA: Docker Certified Associate (DCA) practice questions →
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FAQ
- Q1: What is the DCA: Docker Certified Associate (DCA) Exam exam?
- A: DCA: Docker Certified Associate (DCA) Exam is a Docker certification exam. Judging by the questions in our bank, it concentrates on docker, swarm, container, devicemapper and commands.
- Q2: What topics does the DCA: Docker Certified Associate (DCA) Exam exam cover?
- A: Questions in our DCA: Docker Certified Associate (DCA) Exam bank cluster around docker, swarm, container, devicemapper, commands, image, engine and host. Working through the full set is the quickest way to find which of these you are weakest on.
- Q3: How should I prepare for DCA: Docker Certified Associate (DCA) Exam?
- A: Work through the DCA: Docker Certified Associate (DCA) Exam practice questions here, checking your answer on each one, then sit the practice test to rehearse the exam under timed conditions before the real thing.
- Q4: Are these real DCA: Docker Certified Associate (DCA) Exam exam questions?
- A: They are drawn from officially released past questions and from community members who have sat DCA: Docker Certified Associate (DCA) Exam. Answers are verified and updated weekly.
- Q5: Where do I register for the DCA: Docker Certified Associate (DCA) Exam exam?
- A: Register through Docker directly. Exampractice is not affiliated with Docker and does not administer the exam.
- Q6: Is there a free DCA: Docker Certified Associate (DCA) Exam sample?
- A: Yes. Every DCA: Docker Certified Associate (DCA) Exam page shows a free sample of real questions. Upgrading opens the full bank and the practice test.