Validates skills in Docker container deployment, networking, storage, orchestration, and security. Covers Docker Engine, Docker Compose, and container management in production environments.
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Sign in to RateAggregated from "skip DCA?" threads
Does not count toward average ratings or recommendation %.
May 10, 2026
HR Value
Worth Cost
Learning
Exam Difficulty
Recommendation pattern from r/devops: skip DCA, take CKA instead. CKA covers everything DCA tests plus Kubernetes which is where production container work happens. CKA also has stronger industry recognition.
Aggregated from "DCA prep value" threads
Does not count toward average ratings or recommendation %.
May 10, 2026
HR Value
Worth Cost
Learning
Exam Difficulty
Real value of DCA prep is the structured Docker deep-dive — networking, volumes, swarm, registries, security. The cert itself adds limited HR signal in 2024-25. Free Docker docs + Bret Fisher Udemy course standard prep if pursuing.
Aggregated from "DCA vs CKA" threads
Does not count toward average ratings or recommendation %.
May 10, 2026
HR Value
Worth Cost
Learning
Exam Difficulty
Mirantis ownership has caused content currency concerns. For modern container work, CKA covers Docker fundamentals + the broader K8s ecosystem that's actually deployed in production. DCA largely superseded.
Aggregated from r/docker + r/devops DCA threads
Does not count toward average ratings or recommendation %.
May 10, 2026
HR Value
Worth Cost
Learning
Exam Difficulty
Originally Docker Inc cert; transferred to Mirantis after Docker Enterprise acquisition. Recognition has declined — many practitioners now prefer CKA / CKAD or vendor cloud container certs (AWS, GCP, Azure container specialty).
Most-recommended DCA prep on r/docker. Full coverage of Docker, Swarm, Compose, Networking.
Free official Docker docs. Networking + Swarm + Volumes pages heavily tested.
Practice tests from one of the few providers still actively maintaining DCA prep material.
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Verification not currently supported
Mirantis / Docker doesn't currently provide a public way for us to auto-verify cert holders. If they implement Credly badges or a public verifier in the future, please email us at contact@certreview.com so we can enable verification for this certificate.
Exam Duration
1h 30min
Pass Score
55%
Remote Proctored
Yes — remote or test center
Exam Languages
Study Time
~60 hours