Docker - Security
Which Dockerfile command changes the user context for subsequent instructions and container runtime?
Which Dockerfile command changes the user context for subsequent instructions and container runtime?
easy📝 Conceptual Q2 of 15
Step-by-Step Solution
Solution:
Step 1: Identify Dockerfile instructions
RUN executes commands during build, CMD and ENTRYPOINT define runtime commands.Step 2: USER instruction
USER sets the user for subsequent instructions and container runtime.Final Answer:
USER -> Option AQuick Check:
USER sets container user context [OK]
Quick Trick: USER sets container runtime user [OK]
Common Mistakes:
- Confusing RUN with USER
- Using CMD or ENTRYPOINT to set user
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