Docker - A Complete Hands-On Guide - Few More Things

The video tutorial covers essential Dockerfile commands, including FROM, RUN, ENTRYPOINT, CMD, ARG, WORKDIR, COPY, ADD, ENV, MAINTAINER, and EXPOSE. It explains the purpose and usage of each command, highlighting differences between similar commands like COPY and ADD. The tutorial also discusses setting environment variables and specifying the maintainer of a Docker image. Finally, it touches on exposing ports for container access and concludes with encouragement to practice creating custom Docker images.

What is the difference between ENTRYPOINT and CMD in a Dockerfile?

Explain the purpose of the WORKDIR instruction in a Dockerfile.

What are the main differences between COPY and ADD commands in Docker?

How do you set environment variables in a Docker container?

What information does the MAINTAINER instruction provide in a Dockerfile?