10 Advanced Docker Coding Interview Questions & Answers | Master Docker Like a Pro! DevOps Interview
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Hello DevOps Explorers!!
In this video, we tackle 10 advanced Docker coding interview questions that are perfect for developers looking to enhance their Docker expertise. From multi-container networking to optimizing Dockerfiles with ARG and ENV, these questions cover essential topics that will prepare you for any Docker-related challenge. Whether you're prepping for a technical interview or refining your containerization skills, this video has got you covered.
Questions Covered:
Question 1: How do you create a Docker network and connect multiple containers to it?
Question 2: How do you build a Docker image using a remote Git repository?
Question 3: Write a Docker Compose file that uses environment variables from an .env file.
Question 4: How do you cache Docker layers for faster builds in a Dockerfile?
Question 5: How can you troubleshoot and debug a Docker container that is not starting?
Question 6: Write a Dockerfile that uses ARG and ENV instructions to pass build-time and runtime variables.
Question 7: How do you remove all dangling images in Docker?
Question 8: Write a Docker command to restart a container automatically if it fails.
Question 9: How do you set up a Docker container to run as a non-root user?
Question 10: Write a Dockerfile that installs a specific version of Node.js and sets an environment variable.
Happy learning!!
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