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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.
What is the duration, language, and format of Docker Certified Associate Exam
- language: English
- Length of Examination: 90 mins
- Number of Questions: 55
- Passing score: 65%
- Type of Questions: Multiple choice, Multiple answers
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Topics of Docker Certified Associate Exam
Candidates should apprehend the examination topics before they begin of preparation. Our DCA exam dumps will include the following topics:
Lesson 01 - Introduction
- Understanding Docker Overview
- Docker Ecosystem
- Docker Architecture Container Format
- Docker Architecture Engine And Objects
- Containerization And Virtualization
- Docker Architecture InAction
- Images And Containers
Lesson 02 - Understanding Docker
- Stats Inspect
- Deleting Containers
- Installation: CentOS
- Deploy, Login, Exit Container
- Multiple Containers
- End of Module
- Docker On Linux Platform
- Installation: continued
- Containers on Filesystem
- Working with Containers Hostnames
- List,Start, Stop Restart Containers
Lesson 03 - Docker CE on Linux Platform
- None Network
- Container Networking
- Create New Networks
- Docker Networking
- Disconnect And Add Network
- Host Network
- Multiple Networks In Container
- Exercise: Use Custom Networks
- Bridge Network
- Introduction to Overlay Network
- Remove Networks
Lesson 04 - Docker Networking
- Docker Images CLI Commands
- Push Images to Docker Hub
- Search and Pull Images from Docker Hub
- Build Image using Dockerfile
- Persistent Storage
- External Storage
- Docker Images CLI Commands: Contd
- Docker tmpfs Mounts
- Docker Volumes
- Docker file Instructions
- Docker Bind Mounts
- Docker Storage and Volumes
- Docker Storage Drivers
- Lesson 05 - Docker Images
- Docker Images: Recap
- Selecting Storage Driver
- Build Image using Commit
- Docker Images
- Manage Application Data
Lesson 06 - Docker Storage and Volumes
- Compose Installation
- Case for Docker Compose
- Docker Compose
- Compose Lab
Lesson 07 - Docker Compose
- Docker Swarm
- Updates to Services
- Secrets and Overlay Network
- Deploy Services to Swarm
- Managing Swarm Services
- Create Swarm
- Concepts of Swarm
- Docker Stack
- Maintain Swarm
Lesson 08 - Orchestration Docker Swarm
- LDAP with UCP
- Deploy, Manage, and Monitor UCP
- Introduction to UCP
- Access Control
- Universal Control Plane
- External Certificates
- Client Certificate Bundles
Lesson 09 - Universal Control Plane
- Introduction Deploy DTR
- Backup Swarm UCP DTR
- Docker Trusted Registry
- Miscellaneous Topic with DTR
Lesson 10 - Docker Trusted Registry
- Docker Security Logs
- Logs and Logging Drivers
- Security With MTLS
- Docker Content Trust
- Security Scanning
Reference: https://dockerlabs.collabnix.com/docker/dca.html
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Docker DCA Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Installation and Configuration | 15% | - Complete setup of repo, select a storage driver, and complete installation of Docker engine on multiple platforms - Describe the interaction between Docker and Linux - Demonstrate the ability to upgrade the Docker engine - Use the install command to install DTR (Docker Trusted Registry) - Describe namespaces, cgroups, and configuration of certificates - Outline the sizing requirements prior to installation - Describe the use of UCP (Universal Control Plane) - Configure logging drivers (splunk, journald, etc.) - Create and manager user and teams - Interpret errors to troubleshoot installation issues without assistance - Setup swarm, configure managers, add nodes, and setup the backup schedule |
| Topic 2: Image Creation, Management, and Registry | 20% | - Use CLI commands such as list, delete, prune, rmi, etc. to manage images - Give examples on how to create an efficient image via a Dockerfile - Describe the use of Dockerfile - Describe how an image registry works - Apply a file to create a new image - Describe how to set up and use a local registry - Describe options, such as add, copy, volumes, expose, entry point - Describe how image layers work - Demonstrate tagging an image - Utilize a registry to store an image - Display layers of a Docker image - Inspect images and report specific attributes using filter and format - Identify and display the main parts of a Dockerfile |
| Topic 3: Orchestration | 25% | - Convert an application deployment into a stack file using a YAML compose file with "docker stack deploy" - Describe how to provide configuration to Kubernetes pods using configMaps and secrets - Demonstrate steps to lock a swarm cluster - Describe how to deploy containerized workloads as Kubernetes pods and deployments - Identify the steps needed to troubleshoot a service not deploying - Mount volumes - Increase number of replicas - Add networks, publish ports - Extend the instructions to run individual containers into running services under swarm - Describe the difference between global and replicated services - Interpret the output of "docker inspect" commands - State the differences between running a container vs running a service - Complete the setup of a swarm mode cluster - Describe how a Dockerized application communicates with legacy systems - Manipulate a running stack of services - Describe and demonstrate how to use replication mode |
| Topic 4: Networking | 15% | - Troubleshoot container and engine logs to understand a connectivity issue between containers - Configure Docker to use external DNS - Publish a port so that an application is accessible externally - Describe how to install a remote driver to a specific infrastructure provider - Create a Docker bridge network for a developer to use for their containers - Identify which IP and port a container is externally accessible on - Describe the different types and use cases for the built-in network drivers - Understand the Container Network Model and how it interfaces with the Docker engine and network and IPAM drivers - Describe the differences between "host" and "ingress" port publishing mode |
| Topic 5: Security | 15% | - Describe the process to sign a Docker image - Describe MTLS and identity roles - Describe UCP and DTR integration with LDAP/AD - Describe identity roles - Describe the security architecture and responsibilities of the Docker EE platform - Describe the difference between UCP and DTR - Describe MTLS - Enable Docker Content Trust - Describe swarm default security - Compare the UCP workers and managers - Configure RBAC with UCP - Describe default engine security |
| Topic 6: Storage and Volumes | 10% | - Identify the steps to take to clean up unused images on a filesystem and DTR - Describe the storage models available for DTR (NFS, local) - Describe the different graph driver storage backends - Describe how volumes work with containers - Describe the use of tmpfs for ephemeral storage - Describe how to use a volume plugin (local vs. NFS) |
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