Real Docker DCA Exam Dumps with Correct 170 Questions and Answers
Valid DCA Test Answers & Docker DCA Exam PDF
Docker Certified Associate Certification Path
Docker Certified Associate Exam is associate level Certification. It is strongly recommended that aspirants for this exam should have a foundational level of knowledge about Docker containerization technology.
NEW QUESTION 12
You add a new user to the engineering organization in DTR.
Will this action grant them read/write access to the engineering/api repository?
Solution: Add the user directly to the list of users with read/write access under the repository's Permissions tab.
- A. No
- B. Yes
Answer: B
NEW QUESTION 13
Will this command display a list of volumes for a specific container?
Solution: docker volume inspect nginx'
- A. No
- B. Yes
Answer: A
NEW QUESTION 14
Will this action upgrade Docker Engine CE to Docker Engine EE?
Solution: Manually download the 'docker-ee' package
- A. No
- B. Yes
Answer: B
NEW QUESTION 15
Are these conditions sufficient for Kubernetes to dynamically provision a persistentVolume, assuming there are no limitations on the amount and type of available external storage?
Solution: A default storageClass is specified, and subsequently a persistentVolumeClaim is created.
- A. No
- B. Yes
Answer: B
NEW QUESTION 16
How do you change the default logging driver for the docker daemon in Linux?
- A. Use the -log-driver' flag when you run a container.
- B. Install a logging agent on the Linux host.
- C. At the command line, type: docker log driver set <driver name>
- D. Set the value of log-driver to the name of the logging driver In the daemon.json In /etc/doc
Answer: B
NEW QUESTION 17
Will this sequence of steps completely delete an image from disk in the Docker Trusted Registry?
Solution: Delete the image and delete the image repository from Docker Trusted Registry
- A. No
- B. Yes
Answer: B
NEW QUESTION 18
Will this command mount the host's '/data' directory to the ubuntu container in read-only mode?
Solution: 'docker run --volume /data:/mydata:ro ubuntu'
- A. No
- B. Yes
Answer: A
NEW QUESTION 19
You want to create a container that is reachable from its host's network. Does this action accomplish this?
Solution: Use network attach to access the containers on the bridge network
- A. No
- B. Yes
Answer: A
NEW QUESTION 20
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: node taints
- A. No
- B. Yes
Answer: A
NEW QUESTION 21
You add a new user to the engineering organization in DTR.
Will this action grant them read/write access to the engineering/api repository?
Solution: Add them to a team in the engineering organization that has read/write access to the engineering/api repository.
- A. No
- B. Yes
Answer: A
NEW QUESTION 22
Is this a Linux kernel namespace that is disabled by default and must be enabled at Docker engine runtime to be used?
Solution: user
- A. No
- B. Yes
Answer: B
NEW QUESTION 23
What is the purpose of a client bundle in the Universal Control Plane?
- A. Provide a user with a Docker client binary compatible with the Universal Control Plane
- B. Group multiple users in a team in the Universal Control Plane
- C. Authenticate a user using client certificates to the Universal Control Plane
- D. Provide a new user instructions for how to login to the Universal Control Plane
Answer: C
NEW QUESTION 24
What behavior is expected when a service is created with the following command:
'docker service create --publish 8000:80 nginx'
- A. All nodes in the cluster will listen on port 80 and forward to port 8080 in the container.
- B. Only a single node in the cluster will listen on port 80 and forward to port 8080 in the container.
- C. Only a single node in the cluster will listen on port 8080 and forward to port 80 in the
container. - D. All nodes in the cluster will listen on port 8080 and forward to port 80 in the container.
Answer: D
NEW QUESTION 25
A docker service 'web' is running with a scale factor of 1 (replicas = 1).
Bob intends to use the command 'docker service update --replicas=3 web'.
Alice intends to use the command 'docker service scale web=3'.
How do the outcomes oft these two commands differ?
- A. Bob's command only updates the service definition, but no new replicas are started. Alice's command
results in the actual scaling up of the 'web' service. - B. Bob's command updates the number of replicas of the 'web' service to 3. Alice's command results in an error.
- C. Bob's command results in an error. Alice's command updates the number of replicas of the 'web' service to 3.
- D. Both Bob's and Alice's commands result in exactly the same outcome, which is 3 instances of the 'web' service.
Answer: D
NEW QUESTION 26
Which networking drivers allow you to enable multi-host network connectivity between containers?
- A. macvlan, ipvlan, and overlay
- B. bridge, macvlan, ipvlan, overlay
- C. bridge, user-defined, host
- D. host, macvlan, overlay, user-defined
Answer: A
NEW QUESTION 27
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