Best Quality Docker DCA Exam Questions TrainingDumps Realistic Practice Exams [2022]
Critical Information To Docker Certified Associate (DCA) Exam Pass the First Time
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NEW QUESTION 46
Is this a Linux kernel namespace that is disabled by default and must be enabled at Docker engine runtime to be used?
Solution: net
- A. Yes
- B. No
Answer: B
NEW QUESTION 47
What is the docker command to find the current logging driver for a running container?
- A. docker info
- B. docker inspect
- C. docker stats
- D. docker config
Answer: B
NEW QUESTION 48
Which of the following is true about overlay networks?
- A. Overlay networks are created only on the manager node that you created the overlay
networking on - B. Overlay networks are only created on the manager nodes.
- C. Overlay networks are first created on the manager nodes. Then they are created on the
worker nodes once a task is scheduled on the specific worker node. - D. Overlay networks are created on all cluster nodes when you create the overlay network.
Answer: D
NEW QUESTION 49
Which 'docker run' flag lifts cgroup limitations?
- A. 'docker run --cpu-period'
- B. 'docker run --isolation'
- C. 'docker run --privileged'
- D. 'docker run --cap-drop'
Answer: C
NEW QUESTION 50
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'
- A. No
- B. Yes
Answer: B
NEW QUESTION 51
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 52
Will this command display a list of volumes for a specific container?
Solution: 'docker container inspect nginx'
- A. No
- B. Yes
Answer: B
NEW QUESTION 53
Will this command list all nodes in a swarm cluster from the command line?
Solution: 'docker Is -a'
- A. No
- B. Yes
Answer: B
NEW QUESTION 54
Will this Linux kernel facility limit a Docker container's access to host resources, such as CPU or memory?
Solution: cgroups
- A. No
- B. Yes
Answer: B
NEW QUESTION 55
Which of the following commands will ensure that overlay traffic between service tasks is encrypted?
- A. docker network create -d overlay -o encrypted=true <network-name>
- B. docker service create --network <network-name> --encrypted <service-name>
- C. docker network create -d overlay --secure <network-name>
- D. docker service create --network <network-name> --secure <service-name>
Answer: A
NEW QUESTION 56
How do you change the default logging driver for the docker daemon in Linux?
- A. Set the value of log-driver to the name of the logging driver In the daemon.json In /etc/doc
- B. At the command line, type: docker log driver set <driver name>
- C. Use the -log-driver' flag when you run a container.
- D. Install a logging agent on the Linux host.
Answer: D
NEW QUESTION 57
After creating a new service named 'http', you notice that the new service is not registering as healthy. How do you view the list of historical tasks for that service by using the command line?
- A. 'docker service inspect http'
- B. 'docker service ps http'
- C. 'docker ps http'
- D. 'docker inspect http'
Answer: A
NEW QUESTION 58
A server is running low on disk space. What command can be used to check the disk usage of images, containers, and volumes for Docker engine?
- A. 'docker system ps'
- B. 'docker system free'
- C. 'docker system df'
- D. 'docker system prune'
Answer: C
NEW QUESTION 59
Does this describe the role of Control Groups (cgroups) when used with a Docker container?
Solution: role-based access control to clustered resources
- A. Yes
- B. No
Answer: B
NEW QUESTION 60
Which statement is true?
- A. CMD shell format uses this form ["param", param", "param"]
- B. CMD is used to run the software is the image along with any arguments
- C. ENTRYPOINT cannot be overriden in the "docker container run" command
- D. ENTRYPOINT cannot be used in conjuction with CMD
Answer: A
NEW QUESTION 61
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How much Docker Certified Associate Exam Cost
The price of the Docker Certified Associate Exam Cost is 195 USD.
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- Step 1: Visit to Docker Examity proctors.
- Step 2: Sign up/Login to Docker account.
- Step 3: Make payment for the exam voucher using your credit or debit card.
- Step 4: You will receive exam voucher code on your email and then using that voucher code you can book your exam by selecting dates, time etc.
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