Free RedHat EX188 Practice Exams

RedHat EX188 Practice Exams

Last updated on Oct 22,2026
  • Exam Code: EX188
  • Exam Name: Red Hat Certified Specialist in Containers
  • Certification Provider: RedHat
  • Latest update: Oct 22,2026
Question #331

Which command resumes a paused container?

  • A . podman continue <container>
  • B . podman unpause <container>
  • C . podman start –resume <container>
  • D . podman restart –resume <container>

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Correct Answer: B
B

Explanation:

podman unpause resumes a paused container by restoring its processes.
Question #332

Which command retrieves the container’s start time?

  • A . podman logs –start <container>
  • B . podman inspect <container>
  • C . podman events –start <container>
  • D . podman status <container>

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Correct Answer: B
B

Explanation:

podman inspect provides detailed metadata, including the start time of the container.
Question #333

Which command shows the processes running inside a container?

  • A . podman stats <container>
  • B . podman top <container>
  • C . podman ps <container>
  • D . podman logs <container>

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Correct Answer: B
B

Explanation:

The podman top command displays the processes currently running inside a container.
Question #334

Which two commands remove unused images in Podman? (Select two)

  • A . podman rmi <image>
  • B . podman prune images
  • C . podman system prune
  • D . podman clean <image>

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Correct Answer: A, C
A, C

Explanation:

podman rmi removes specific images, while podman system prune removes all unused images and other resources.
Question #335

What does podman ps –size display?

  • A . Running containers with their size
  • B . Stopped containers
  • C . Container logs
  • D . Container configurations

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Correct Answer: A
A

Explanation:

The –size option shows the disk size of each container’s filesystem.
Question #336

Which command retrieves the logs of a running container?

  • A . podman events <container>
  • B . podman logs <container>
  • C . podman inspect <container>
  • D . podman view <container>

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Correct Answer: B
B

Explanation:

The podman logs command shows the standard output and error streams of a running or stopped container.
Question #337

What does the podman logout command accomplish?

  • A . Logs out of all registries
  • B . Removes credentials for a specified registry
  • C . Lists current login status
  • D . Pushes images to a registry

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Correct Answer: B
B

Explanation:

podman logout clears stored credentials for a specified registry, enhancing security.
Question #338

What is the benefit of using podman image prune?

  • A . Removes unused images
  • B . Stops running containers
  • C . Lists all images
  • D . Exports container images

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Correct Answer: A
A

Explanation:

podman image prune removes all unused images, helping free up storage space.
Question #339

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

  • A . ADD
  • B . COPY
  • C . RUN
  • D . WORKDIR

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Correct Answer: A, B
A, B

Explanation:

Both ADD and COPY can copy files while preserving permissions, but ADD also supports extracting archives.
Question #340

Which two commands display the IP address of a running container? (Select two)

  • A . podman inspect <container>
  • B . podman network ls <container>
  • C . podman exec <container> ip a
  • D . podman logs <container>

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Correct Answer: A, C
A, C

Explanation:

podman inspect retrieves the container’s IP address, while podman exec <container> ip a shows network interfaces.
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