February 21, 2025
DCA / Docker

[Q15-Q38] Get up-to-date Real Exam Questions for DCA UPDATED [2023]

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Get up-to-date Real Exam Questions for DCA UPDATED [2023]

Pass Docker DCA Exam in First Attempt Guaranteed

How to Prepare For Docker Certified Associate Exam

Preparation Guide for Docker Certified Associate Exam

Introduction

Docker is one of the open-source technology and very much demanding these days in IT, It had brought a revolution in the container technology, Docker has created a track for certification where an individual can appear and validate their skill set. This certification program will provide Docker Cloud Certified Associate a way to demonstrate their skills. The assessment is based on a rigorous exam using the industry-standard methodology to determine whether a candidate meets Docker’s proficiency standards.

According to Docker, a DCA Certified Professional enables organizations will able to provision containers as and when they required using container images.

Certification is evidence of your skills, expertise in those areas in which you like to work. If the candidate wants to work on Docker Containerization technologies and prove his knowledge, certification is offered by Docker. This DCA Exam Certification helps a candidate to validates his skills in Docker Containerization technologies.

In this guide, we will cover the Docker Certified Associate Certification exam, Docker Certified Associate Certified professional salary and all aspects of the Docker Certified Associate Certification.

The benefit of obtaining the Docker Certified Associate Exam Certification

  • DCA Exam provide proven knowledge to use the tools to complete the task efficiently and cost-effectively than the other non-certified professionals lack in doing so.

  • This certification will be judging your skills and knowledge on your understanding of Docker containerization technology concepts & Understanding of how to operate on Docker.

  • This accreditation is a portable proof of skills in containerization technology.

  • DCA Certifications provide opportunities to get a job easily in which they are interested in instead of wasting years and ending without getting any experience.

  • DCA credential delivers higher earning potential and increased promotion opportunities because it shows a good understanding of Docker containerization technology.

 

NO.15 Will this command display a list of volumes for a specific container?
Solution: docker volume logs nginx –containers’

 
 

NO.16 Which set of commands can identify the publishd port(s) for a container? (Choose 1.)

 
 
 
 

NO.17 Does this command create a swarm service that only listens on port 53 using the UDP protocol?
Solution: ‘docker service create -name dns-cache -p 53:53 -service udp dns-cache’

 
 

NO.18 Two development teams in your organization use Kubernetes and want to deploy their applications while ensuring that Kubernetes-specific resources, such as secrets, are grouped together for each application.
Is this a way to accomplish this?
Solution: Create one namespace for each application and add all the resources to it.

 
 

NO.19 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.

 
 

NO.20 Does this describe the role of Control Groups (cgroups) when used with a Docker container?
Solution: role-based access control to clustered resources

 
 

NO.21 Your organization has a centralized logging solution, such as Splunk.
Will this configure a Docker container to export container logs to the logging solution?
Solution: Set the log-driver and log-oPt keys to values for the logging solution (Splunk) In the daemon.json file.

 
 

NO.22 During development of an application meant to be orchestrated by Kubernetes, you want to mount the /data directory on your laptop into a container.
Will this strategy successfully accomplish this?
Solution: Create a PersistentVolume with storageciass: “” and hostPath: /data, and a persistentVolumeClaim requesting this PV. Then use that PVC to populate a volume in a pod

 
 

NO.23 The following health check exists in a Dockerfile:
‘HEALTCHECK
CMD curl –fail http://localhost/health || exit 1′
Which of the following describes its purpose?

 
 
 
 

NO.24 Which of the following is true about overlay networks?

 
 
 
 

NO.25 Will this sequence of steps completely delete an image from disk in the Docker Trusted Registry?
Solution: Delete the image and run garbage collection on the Docker Trusted Registry.

 
 

NO.26 Following the principle of least privilege, which of the following methods can be used to securely grnt access to the specific user to communicate to a Docker engine? (Choose two.)

 
 
 
 
 

NO.27 Which one of the following commands will result in the volume being removed automatically once the container has exited?

 
 
 
 

NO.28 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?

 
 
 
 

NO.29 You created a new service named ‘http’ and discover it is not registering as healthy. Will this command enable you to view the list of historical tasks for this service?
Solution: ‘docker service ps http’

 
 

NO.30 Is this a type of Linux kernel namespace that provides container isolation?
Solution: Storage

 
 

NO.31 Which flag for a service would allow a container to consume more than 2 GB of memory only when there is no memory contention but would also prevent a container from consuming more than 4GB of memory, in any case?

 
 
 
 

NO.32 Is this a supported user authentication method for Universal Control Plane?
Solution: PAM

 
 

NO.33 Which of the following commands wifi automatically create a volume when a container is started?

 
 
 
 

NO.34 From a DevOps process standpoint, it is best practice to keep changes to an application in version control. Which of the following will allow changes to a docker Image to be stored in a version control system?

 
 
 
 

NO.35 An application image runs in multiple environments, and each environment uses different certificates and ports, what is the best practice to deploy the containers?

 
 
 
 

NO.36 Will this command list all nodes in a swarm cluster from the command line?
Solution: ‘docker swarm nodes’

 
 

NO.37 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

 
 

NO.38 What is used by the kernel to Isolate resources when running Docker containers?

 
 
 
 

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.

 

Docker DCA Study Guide Archives : https://www.prepawaypdf.com/Docker/DCA-practice-exam-dumps.html

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