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Docker Certified Associate (DCA) Exam (DCA) - Docker Exam Questions

Last updated on August 18, 2026

97% Exam Compliance
191 Total Questions
1
Question
Will this command ensure that overlay traffic between service tasks is encrypted?
Solution:docker service create --network --secure
Options
A Yes
B No
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2
Question
Will this action upgrade Docker Engine CE to Docker Engine EE? Solution: Uninstall 'docker-ce' package before installing 'docker-ee' package.
Options
A Yes
B No
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3
Question
Can this set of commands identify the published port(s) for a container? Solution. ‘docker container inspect", docker port'
Options
A Yes
B No
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4
Question
A users attempts to set the system time from inside a Docker container are unsuccessful. Could this be blocking this operation? Solution: inter-process communication
Options
A Yes
B No
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5
Question
Seven managers are in a swarm cluster. Is this how should they be distributed across three datacenters or availability zones? Solution: 4-2-1
Options
A Yes
B No
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