Beginner
Docker & Containers
Q35 / 100
What is the typical purpose of the "RUN" instruction in a Dockerfile?
Correct! Well done.
Incorrect.
The correct answer is B) To execute a command during the image build process, creating a new layer with the result (e.g. installing packages)
B
Correct Answer
To execute a command during the image build process, creating a new layer with the result (e.g. installing packages)
Explanation
RUN executes commands at build time (like "apt-get install"), and the result is committed as a new image layer; this differs from CMD/ENTRYPOINT which run at container startup.
Progress
35/100