Which of the following docker run commands correctly runs tests inside a container and removes the container after completion?

easy📝 Syntax Q12 of 15

Docker - in CI/CD

Which of the following docker run commands correctly runs tests inside a container and removes the container after completion?

Adocker run -it myapp pytest

Bdocker run --name testcontainer myapp pytest

Cdocker run -d myapp pytest

Ddocker run --rm myapp pytest

Step-by-Step Solution

Solution:

Step 1: Understand the --rm flag
The --rm option tells Docker to remove the container after it finishes running.
Step 2: Match command to requirement
docker run --rm myapp pytest uses --rm and runs pytest inside the container, which fits the question.
Final Answer:
docker run --rm myapp pytest -> Option D
Quick Check:
--rm removes container after run [OK]

Quick Trick: Use --rm to auto-remove containers after tests [OK]

Common Mistakes:

Master "in CI/CD" in Docker

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