Docker Container Management Concepts

In this video, Toby from Oine Security introduces the Security Plus 701 series and dives into the world of containers. He explains the importance of containers in application deployment and demonstrates how to set up and verify Docker on a server. The video covers creating and managing Docker containers, troubleshooting issues, and verifying configurations. Throughout the tutorial, Toby provides step-by-step instructions and troubleshooting tips for common issues encountered when working with Docker containers.

What is the primary benefit of using containers in deployment?

• They simplify the deployment of applications across multiple servers.

• They are only useful for single server setups.

• They make applications run slower.

• They increase the physical size of servers.

Which application is used to create containers in this tutorial?

• Kubernetes

• VirtualBox

• VMware

• Docker

What is the first step to ensure Docker is running on a machine?

• Restart the computer.

• Open the Services app to verify Docker Engine is running.

• Install a new operating system.

• Check the internet connection.

What command is used to view the running Docker containers?

• docker run

• docker stop

• docker ps

• docker build

How can you log into a Docker container?

• By restarting the Docker service

• By using the command 'docker stop '

• By double-clicking the container icon

• By using the command 'docker exec -it /bin/bash'

What issue was encountered when trying to ping the host device from the container?

• The host device was unreachable.

• The ping was successful, which was unexpected.

• The network cable was unplugged.

• The container crashed.

What is a suggested solution if a container is not behaving as expected?

• Ignore the issue and continue.

• Change the operating system.

• Reboot the machine and recreate the container.

• Uninstall Docker.

What command is used to start a Docker container that has already been created?

• docker build

• docker remove

• docker start

• docker create

What should you do if a container's IP address changes unexpectedly?

• Reboot the host machine.

• Update the network configuration.

• Recreate the container.

• Ignore the change.

What is the purpose of the 'docker exec' command?

• To execute a command inside a running container.

• To build a new Docker image.

• To stop a running container.

• To delete a container.