Practical Jenkins - Using Docker Containers as Jenkins Slaves

The video tutorial explains how to use Docker containers as Jenkins slaves. It covers the requirements for using a container as a build slave, selecting a pre-existing Docker image, and configuring the necessary plugins for communication between Jenkins and Docker. The tutorial also details setting up a Docker host, installing the Docker plugin on Jenkins, and configuring it through the Jenkins user interface. Finally, it demonstrates running a build on a Docker container and verifying successful execution.

What method is used in this tutorial for Jenkins agents to access the master?

• SSH

• JNLP

• HTTP

• FTP

What file needs to be edited to ensure the Docker daemon listens on the host IP?

• Docker-compose.yml

• Dockerfile

• ETC sysconfig Docker file

• Jenkins configuration file

Which protocol is used to specify the Docker host URI in Jenkins?

• TCP

• UDP

• HTTP

• HTTPS

What is the purpose of adding a label in the Docker agent template?

• To identify the Docker cloud

• To configure the Jenkins master

• To specify the Docker image version

• To set the Docker container size

What strategy is used for pulling Docker images in this setup?

• Pull always

• Pull never

• Pull once and update latest

• Pull on demand