Total 185 Questions |
Updated On: Aug 21, 2019
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Free Docker DCA Exam Questions
Become Docker Certified with updated DCA exam questions and correct answers
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Question 1
Will this command mount the host's '/data' directory to the ubuntu container in read-only mode?
Solution: 'docker run -v /data:/mydata --mode readonly ubuntu'
Answer: A
Question 2
The following Docker Compose file is deployed as a stack:
Is this statement correct about this health check definition?
Solution: Health checks test for app health ten seconds apart. If the test fails, the container will be
restarted three times before it gets rescheduled.
Answer: B
Question 3
One of several containers in a pod is marked as unhealthy after failing its livenessProbe many times.
Is this the action taken by the orchestrator to fix the unhealthy container?
Solution: Kubernetes automatically triggers a user-defined script to attempt to fix the unhealthy
container.
Answer: B
Question 4
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: resource reservation
Answer: B
Question 5
The Kubernetes yaml shown below describes a clusterIP service.
Is this a correct statement about how this service routes requests?
Solution: Traffic sent to the IP of any pod with the label app: nginx on port 8080 will be forwarded to
port 80 in that pod.
Answer: A
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Total 185 Questions |
Updated On: Aug 21, 2019
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