GitHub Exam GitHub-Actions Topic 3 Question 5 Discussion

Actual exam question for GitHub's GitHub-Actions exam

Question #: 5
Topic #: 3

[All GitHub-Actions Questions]

As a developer, how can you identify a Docker container action on GitHub?

AThe action's repository includes @actions/core in the root directory.

BThe action's repository name includes the keyword 'Docker.'

CThe action.yml metadata file references a Dockerfile file.

DThe action.yml metadata file has the runs.using value set to Docker.

Show Suggested Answer

Suggested Answer: D

In a Docker container action, the action.yml file includes the runs.using field, which is set to docker to specify that the action runs inside a Docker container. This is the key indicator that the action is a Docker container action.

by Lucille at Jan 12, 2025, 11:03 AM

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Kara

7 months ago

As a developer, I'm always excited to work with Docker. Option D is definitely the way to go - the action.yml file is the key to identifying a Docker container action.

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Wilbert

7 months ago

Well, this is a tough one. I'm going to have to go with D, since the documentation seems to emphasize the importance of the runs.using value in the metadata file.

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Edwin

5 months ago

That could be a good indicator too, but I think D is more specific.

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Evangelina

5 months ago

But what about the repository name including the keyword 'Docker'?

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Marci

5 months ago

I agree, the runs.using value is crucial in identifying a Docker container action.

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Adolph

6 months ago

I think D is the correct answer.

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Lezlie

7 months ago

Haha, the 'Docker' keyword in the repository name? That's about as subtle as a freight train! I'll go with C, the action.yml file mentioning the Dockerfile.

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Oretha

6 months ago

User2: Yeah, that seems like a more reliable indicator compared to the repository name.

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Jesus

6 months ago

User1: I think C is the way to go, the action.yml file mentioning the Dockerfile.

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Merissa

7 months ago

I'm not sure, but I think B could also be a valid indicator since the repository name including 'Docker' would likely suggest a Docker action.

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Oretha

7 months ago

I disagree, I believe the answer is D. The runs.using value set to Docker specifically indicates a Docker action.

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Dulce

7 months ago

I think the answer is A, because @actions/core is a common indicator of GitHub actions.

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Louvenia

7 months ago

B sounds like a good option to me. The repository name including the keyword 'Docker' seems like a clear giveaway.

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Franklyn

8 months ago

I think option D is the correct answer. The action.yml metadata file should have the runs.using value set to Docker to identify a Docker container action.

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