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3 cards from this section. Quick, good the night before a test.
What is Docker Compose used for?
Think about applications that require multiple components.
What command starts all services defined in a docker-compose.yml file?
It's similar to starting your application.
What is the primary use of Docker Compose?
Think about how applications are structured.
True or False: You can only define one service per docker-compose.yml file.
Consider the nature of full-stack applications.
Design a docker-compose.yml file for a web application that requires three services: A Node.js server, a MongoDB database, and a Redis cache. Consider data persistence for your database.
Think about the roles each service plays.
How would you modify your docker-compose.yml file to ensure that the web service only restarts if it fails? Provide a brief snippet.
Consider different restart policies within Docker.
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