90 interview questions for developers (2024)

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90 interview questionsfor developers (2024)

Test your developer skills before an interview with 90 corrected questions on 80+ topics. Beginner, Intermediate or Expert level.

90 interview questionsfor developers (2024)

Test your developer skills before an interview with 90 corrected questions on 80+ topics. Beginner, Intermediate or Expert level.

List the different types of networks that can be created with Docker

Connect an existing container to a Docker network

What is the main advantage of multi-stage builds in a Dockerfile?

List all Docker volumes on a machine

Find the errors in the `docker-compose.yml` file.

Which file takes precedence if services or options are redefined in several files?

List all Docker images on your system

List all running containers with Docker

Explain why it is advisable to minimize the number of layers when creating a Docker image.

Create a Docker volume

Which instruction in a `Dockerfile` defines the user who will execute the following commands?

What is the purpose of the `docker image prune` command?

Why should you avoid running a container's main process as root?

Is it possible to specify a maximum number of restart attempts with the `on-failure` policy?

What is the main use of Docker Compose?

Connect a service to a network in Docker Compose

What is the image of the `web` service using `docker-compose -f docker-compose.dev.yml up`?

How to use volumes in Docker Compose

What is the maximum number of healthcheck failures allowed by default before marking a container as unhealthy?

What's the main difference between a bind mount and a Docker volume?