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Docker Certified Associate Prep Course

Length of course: 18:30:53

OVERVIEW

This course will prepare the prospective student to successfully pass the Docker Certified Associate exam. In addition, you will find that the the subjects and materials covered within this course will also equip the successful candidate with the knowledge and experience needed to run Docker clusters and workloads in a complex production environment.

Introduction

  • About the Course Author 00:01:45

  • Introduction to Linux Academy - Getting the Most Out of Your Experience 00:07:06

  • Course Syllabus 00:10:48

  • Introduction to Docker Enterprise Edition and Docker Swarm 00:07:51

  • About the Exam 00:07:41

  • Quiz: Introduction (Section Quiz)

Installation and Configuration (15% of Exam)

  • Complete Docker Installation on Multiple Platforms (CentOS/Red Hat) 00:08:33

  • Complete Docker Installation on Multiple Platforms (Debian/Ubuntu) 00:07:58

  • Selecting a Storage Driver 00:10:29

  • Configuring Logging Drivers (Syslog, JSON-File, etc.) 00:15:21

  • Setting Up Swarm (Configure Managers) 00:05:50

  • Setting Up Swarm (Add Nodes) 00:04:34

  • Setting Up a Swarm (Backup and Restore) 00:12:59

  • Outline the Sizing Requirements Prior to Installation 00:09:04

  • Set Up and Configure Universal Control Plane (UCP) and Docker Trusted

  • Repository (DTR) for Secure Cluster Management 00:20:06

  • Complete Backups for UCP and DTR 00:08:06

  • Create and Manage UCP Users and Teams 00:04:02

  • Namespaces and CGroups 00:05:34

  • Exercise: Installing Docker Standard Edition and Configuring the Service to Start Automatically

  • Hands-on Labs: Installing Docker CE and Pulling Images for Container Utilization

  • Hands-on Labs: Creating a Management Host and Registering a Swarm Node

  • Quiz: Installation and Configuration (Section Quiz) Available

Image Creation, Management, and Registry (20% of Exam)

  • Pull an Image from a Registry (Using Docker Pull and Docker Images) 00:12:15

  • Searching an Image Repository 00:05:42

  • Tag an Image 00:07:40

  • Use CLI Commands to Manage Images (List, Delete, Prune, RMI, etc) 00:11:30

  • Inspect Images and Report Specific Attributes Using Filter and Format 00:10:34

  • Container Basics - Running, Attaching to, and Executing Commands in Containers 00:14:38

  • Create an Image with Dockerfile 00:12:48

  • Dockerfile Options, Structure, and Efficiencies (Part I) 00:20:43

  • Dockerfile Options, Structure, and Efficiencies (Part II) 00:14:14

  • Describe and Display How Image Layers Work 00:04:56

  • Modify an Image to a Single Layer 00:07:20

  • Selecting a Docker Storage Driver 00:10:29

  • Prepare for a Docker Secure Registry 00:10:44

  • Deploy, Configure, Log Into, Push, and Pull an Image in a Registry 00:16:37

  • Managing Images in Your Private Repository 00:08:27

  • Container Lifecycles - Setting the Restart Policies 00:08:12

  • Exercise: Pulling a Docker Image from a Repository and Tagging It Locally

  • Exercise: Creating a New Image from a Container

  • Exercise: Managing Containers (Creating, Starting and Stopping)

  • Quiz: Image Creation, Management, and Registry (Section Quiz)

Orchestration (25% of Exam)

  • State the Difference Between Running a Container and Running a Service 00:05:27

  • Demonstrate Steps to Lock (and Unlock) a Cluster 00:10:57

  • Extend the Instructions to Run Individual Containers into Running Services

  • Under Swarm and Manipulate a Running Stack of Services 00:20:53

  • Increase and Decrease the Number of Replicas in a Service 00:07:21

  • Running Replicated vs. Global Services 00:06:59

  • *Demonstrate the Usage of Templates with 'docker service create' 00:05:58

  • Apply Node Labels for Task Placement 00:08:56

  • Convert an Application Deployment into a Stack File Using a YAML Compose File with 'docker stack deploy' 00:24:02

  • Understanding the 'docker inspect' Output 00:06:45

  • Identify the Steps Needed to Troubleshoot a Service Not Deploying 00:06:36

  • How Dockerized Apps Communicate with Legacy Systems 00:06:45

  • Paraphrase the Importance of Quorum in a Swarm Cluster 00:09:59

  • Exercise: Create a Swarm Cluster

  • Exercise: Start a Service and Scale It Within Your Swarm

  • Exercise: Demonstrate How Failure Affects Service Replicas in a Swarm

  • Exercise: Reassign a Swarm Worker to Manager

  • Hands-on Labs: Configure a Swarm and Scale Services Within Your Cluster

  • Quiz: Orchestration (Section Quiz)

Storage and Volumes (10% of Exam)

  • State Which Graph Driver Should Be Used on Which OS 00:05:41

  • Summarize How an Image Is Composed of Multiple Layers on the Filesystem 00:07:15

  • Describe How Storage and Volumes Can Be Used Across Cluster Nodes for Persistent Storage 00:11:18

  • Identify the Steps You Would Take to Clean Up Unused Images (and Other Resources) On a File System (CLI) 00:07:13

  • Exercise: Creating and Working With Volumes

  • Exercise: Using External Volumes Within Your Containers

  • Exercise: Creating a Bind Mount to Link Container Filesystem to Host Filesystem

  • Exercise: Display Details About Your Containers and Control the Display of Output

  • Hands-on Labs: Working with the DeviceMapper Storage Driver

  • Hands-on Labs: Configuring Containers to Use Host Storage Mounts

  • Quiz: Storage and Volumes (Section Quiz)

Networking (15% of Exam)

  • Create a Docker Bridge Network for a Developer to Use for Their Containers 00:13:33

  • Configure Docker for External DNS 00:05:55

  • Publish a Port So That an Application Is Accessible Externally and Identify the Port and IP It Is On 00:08:39

  • Deploy a Service on a Docker Overlay Network 00:10:26

  • Describe the Built In Network Drivers and Use Cases for Each and Detail the

  • Difference Between Host and Ingress Network Port Publishing Mode 00:11:22

  • Troubleshoot Container and Engine Logs to Understand Connectivity Issues Between Containers 00:08:18

  • Understanding the Container Network Model 00:06:11

  • Understand and Describe the Traffic Types that Flow Between the Docker Engine, Registry and UCP Components 00:06:04

  • Exercise: Exposing Ports to Your Host System

  • Exercise: Create a Docker Service on Your Swarm and Expose Service Ports to Each Host

  • Exercise: Utilize External DNS With Your Containers

  • Exercise: Create a New Bridge Network and Assign a Container To It

  • Quiz: Networking (Section Quiz)

Security (15% of Exam)

  • Describe the Process of Signing an Image and Enable Docker Content Trust 00:09:39

  • Demonstrate That an Image Passes a Security Scan 00:06:55

  • Identity Roles 00:05:37

  • Configure RBAC and Enable LDAP in UCP 00:07:24

  • Demonstrate Creation and Use of UCP Client Bundles and Protect the Docker

  • Daemon With Certificates 00:08:08

  • Describe the Process to Use External Certificates with UCP and DTR 00:04:05

  • Describe Default Docker Swarm and Engine Security 00:03:26

  • Describe MTLS 00:04:16

  • Quiz: Security (Section Quiz)

Conclusion

  • Conclusion and Next Steps 00:03:38

  • Quiz: End of Course Exam

  • What's Next?