Red Hat EX188 Dumps (V8.02) Are the Proper Study Materials for Red Hat Certified Specialist in Containers Exam Preparation – Check EX188 Free Dumps (Part 1, Q1-Q40)

1. Which instruction is used to define the base image in a Containerfile?

2. What is the primary purpose of the RUN instruction in a Containerfile?

3. Which instruction would you use to copy files from a local directory into the container?

4. What is the key difference between the ADD and COPY instructions in a Containerfile?

5. Which instruction sets the working directory inside the container?

6. When using the USER instruction in a Containerfile, what does it define?

7. Which instruction is recommended for defining environment variables in a Containerfile?

8. What is the purpose of the CMD instruction in a Containerfile?

9. Which instruction allows you to pass parameters to a container's entry point?

10. How does exposing ports in a Containerfile affect container networking?

11. What is the best practice for managing container volumes?

12. Which method ensures secure mounting of a host directory as a container volume?

13. What is the purpose of cleaning up unused volumes after container deletion?

14. Which instruction ensures a specific user executes container processes?

15. Why should ENTRYPOINT be preferred over CMD for executable containers?

16. Which instruction allows you to add compressed archives directly into an image?

17. What should you consider when exposing ports in a Containerfile?

18. Which statement is true about mounting a host directory into a container?

19. Which instruction specifies default arguments for the container entry point?

20. Why should environment variables be defined in the image?

21. What is the purpose of specifying a WORKDIR in a Containerfile?

22. Which instruction is used to run a command during image build and capture the result?

23. What is a key security benefit of using the USER instruction in a Containerfile?

24. Which of the following instructions should be used to copy files while preserving permissions? (Select two)

25. When would you use the ENTRYPOINT instruction with parameters?

26. What is the function of the ENV instruction in a Containerfile?

27. What happens if you do not clean up volumes after a container is removed?

28. Which instruction should be used to download and unpack a .tar.gz file into the container?

29. Which approach enhances security when mounting a host directory into a container?

30. What does the CMD instruction define in a Containerfile?

31. Which command allows you to list all images managed by Podman?

32. What is the effect of using the --rm option with Podman run?

33. Which Podman command mounts a host directory into a container?

34. Which two instructions can be used to set default commands for a container? (Select two)

35. What best practice reduces the attack surface of a container image?

36. Which instruction allows you to change the ownership of files during a build?

37. What is the default network mode when running a container with Podman?

38. Why should you avoid using the root user inside containers?

39. What does the podman rmi command do?

40. Which option mounts a directory read-only when using Podman?