Docker Certified Associate (DCA) Exam
Last Update Mar 28, 2026
Total Questions : 191
To help you prepare for the DCA Docker exam, we are offering free DCA Docker exam questions. All you need to do is sign up, provide your details, and prepare with the free DCA practice questions. Once you have done that, you will have access to the entire pool of Docker Certified Associate (DCA) Exam DCA test questions which will help you better prepare for the exam. Additionally, you can also find a range of Docker Certified Associate (DCA) Exam resources online to help you better understand the topics covered on the exam, such as Docker Certified Associate (DCA) Exam DCA video tutorials, blogs, study guides, and more. Additionally, you can also practice with realistic Docker DCA exam simulations and get feedback on your progress. Finally, you can also share your progress with friends and family and get encouragement and support from them.
Seven managers are in a swarm cluster.
Is this how should they be distributed across three datacenters or availability zones?
Solution: 3-3-1
Will this command ensure that overlay traffic between service tasks is encrypted?
Solution:docker network create -d overlay --secure
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'
In Docker Trusted Registry, is this how a user can prevent an image, such as 'nginx:latest’, from being overwritten by another user with push access to the repository?
Solution: Tag the image with 'nginx:immutable'.
TESTED 28 Mar 2026
