Docker Certified Associate (DCA) Practice Tests Prep 2025

About Docker Certified Associate (DCA) Practice Tests Prep 2025

Introducing the Docker Certified Associate (DCA) Practice Exam, the ultimate tool for individuals seeking to become certified in Docker technology. This comprehensive exam is designed to test your knowledge and skills in Docker fundamentals, including containerization, orchestration, networking, and security. With the DCA Practice Exam, you can assess your readiness for the official Docker Certified Associate exam and identify areas where you need to improve. The exam features a variety of questions and scenarios that simulate real-world Docker environments, allowing you to gain practical experience and confidence in your abilities. Our expertly crafted exam questions are based on the latest Docker technology and industry best practices, ensuring that you are fully prepared to tackle any challenge that comes your way. Additionally, our user-friendly interface and detailed explanations of correct answers make it easy for you to understand and learn from your mistakes. Being

Docker Certified Associate (DCA)

certified means that you understand the cutting-edge fundamentals of computer hardware and software.

Docker Certified Associate (DCA)

Candidates support today’s core technologies from security to cloud to data management and more. Jobs in IT are among the best paying in our time, and there are plenty available, with new ones being created every day. While landing a job depends on many factors,

Docker Certified Associate (DCA)

is a powerful and respected credential that employers trust and can get you hired for your first job in IT. Staying on your path, collecting experience, additional certifications and education, will give you the opportunity to thrive in your career and achieve your income goals. Docker Certified Associate (DCA) is the best starting point for any career in IT it can help you get your first job in IT, and set you on a path to IT success. I have prepared this practice test course for all those candidates who are planning of taking Docker Certified Associate (DCA) exam in near future. This practice test exams will give you full confidence to pass the main exam.

Docker Certified Associate (DCA)_Exam details: Number of Questions, Time, and language_

Number of Questions:

Maximum of 55 questions,

Type of Questions:

Multiple Choice Questions (single and multiple response), drag and drops and performance-based,

Length of Test:

50 Minutes. The exam is available in English languages.

Passing Score:

70 percent or higher

Languages :

English at launch.

Schedule Exam :

Pearson VUE

Exam Topics covered in Docker Certified Associate (DCA) Certification Exams skill questions:

Orchestration (25%)

Image Creation, Management, and Registry (20%)

Installation and Configuration (15%)

Networking (15%)

Security (15%)

Storage and Volumes (10%)

_Skill Measurement Exam Topics:_

# Orchestration

Understand Docker Swarm Orchestration

Setup of a swarm mode cluster, with managers and worker nodes

Differences between running a container vs running a service

Lock a swarm cluster

Inspect docker and container using "docker inspect" commands

YAML compose file with "docker stack deploy"

Update/Change a running stack of service

Increase/Decrease # of replicas.

Add networks, publish ports

Mount volumes

Differences and use-cases for replicated vs global service

Troubleshoot a service using logs

Applying node labels

Task placement using node labels

Using templates with docker service

# Image Creation, Management, and Registry

Describe Dockerfile options [add, copy, volumes, expose, entrypoint, etc)

Understand Dockerfile and create an efficient image

Use CLI commands such as list, delete, prune, rmi, etc to manage images

Inspect images and report specific attributes using filter and format

Tagging, Pushing, Signing, pulling, adding a file, Modify an image

Modify an image to a single layer

Configure and setup registry,

Display layers of a Docker image

Describe how image layers work

Login, Search, Delete image in a registry

# Installation and Configuration (15% of exam)

Setup repo, storage driver, install and upgrade docker-engine in various platforms

Configure logging drivers (splunk, journald, etc)

Setup swarm, configure managers, add nodes, and setup backup schedule

Create and manage user and teams

Sizing requirements for production scenarios

Understand namespaces, cgroups, and configuration of certificates

Use certificate-based client-server authentication to ensure a Docker daemon has the rights to access images on a registry

Setup in AWS infrastructure along with HA config

Complete configuration of backups for UCP and DTR

Configure the Docker daemon to start on boot

# Networking

Create and setup a bridge network

Publish ports and identify ip to access the containers.

Explore and set up a different type of networks like bridge, host and null network

Describe the different types and use cases for the built-in network drivers

Introduction to DNS and using external DNS

Load balance traffic between containers

Communication between Docker engine, registry, and UCP controllers

Deploy service on a Docker overlay network

Describe the difference between "host" and "ingress" port publishing mode

# Domain 5: Security

Signing image

Enable Docker Content Trust

Configure (Role-Based Access Control) RBAC in UCP

Overview of Integration of UCP with LDAP/AD

Create, download and use UCP client bundles

Securing Docker swarm

Difference between UCP workers and managers

The process to use external certificates with UCP and DTR

# Storage and Volumes

Various graph driver and its usage

Configure device-mapper

Compare object storage to block storage, and explain which one is preferable when available

Different layers in a docker container and how volumes are used with docker for persistent storage

Cleanup unused images in filesystem and Registry Perhaps this is your first step toward the certification, or perhaps you are coming back for another round. We hope that you feel this exam challenges you, teaches you, and prepares you to pass the Docker Certified Associate (DCA). If this is your first study guide, take a moment to relax. This could be the first step to a new high-paying job and an AMAZING career. The (DCA) or as it’s also known, the Docker Certified Associate, like all tests, there is a bit of freedom on Docker Certified Associates part to exam an array of subjects. That means knowing the majority of (DCA) content is required because they test randomly on the many subjects available. Be aware too that experience requirements often exist because they’ve observed the average person and what is required. You can always push past that to succeed with the (DCA) but it may take some extra work. Practicing for an exam like the (DCA) can be a full-time job. In fact some exams are actually paid for by work because they are so intensive. Certification is not simple and takes immense work. It takes time, practice, and the right focus. We understand that because we have been in this industry for years and working in space full of less savory test prep sources.