Databases & DevOps: Docker Basics
Docker made 'it works on my machine' a much smaller problem by packaging applications with their dependencies into portable containers. This quiz tests the core concepts every developer should know.
Questions cover the difference between images and containers, writing a Dockerfile, essential Docker commands, docker-compose, and considerations specific to running databases in containers.
Comfortable with Dockerfiles and docker-compose? This quiz confirms the fundamentals are solid.
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Sample questions3 of 14 shown
Q1
What is a Docker container?
Q2
What is the primary difference between an image and a container in Docker?
Q3
Which of the following are advantages of using Docker? (Select all that apply)
What This Quiz Covers
- Images vs. containers
- Writing a Dockerfile and the FROM instruction
- Building and running containers
- docker-compose for multi-container apps
- Docker Hub and image repositories
- Considerations for containerizing databases
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