Question 81 of 518

Create content collections and execution environments →hardMultiple ChoiceObjective-mapped

EX294 Practice Question: Create content collections and execution environments

This EX294 practice question tests your understanding of create content collections and execution environments. The scenario asks you to isolate a root cause — eliminate options that address a different problem before choosing. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.

Exhibit

{
  "results": [
    {
      "namespace": "redhat",
      "name": "insights",
      "version": "1.0.0",
      "signatures": [
        {"signature": "abc123...", "signing_key_id": "key1"},
        {"signature": "def456...", "signing_key_id": "key2"}
      ],
      "download_url": "https://console.redhat.com/api/automation-hub/content/published/collections/redhat-insights-1.0.0.tar.gz"
    }
  ]
}

Refer to the exhibit. A user attempts to download the collection using the download URL but the signature verification fails. What is the most likely reason?

Clue words in this question

Noticing these words before you look at the options changes how you read each choice.

Clue: "most likely"
Why it matters: Probability qualifier — the question wants the most probable cause or outcome, not a guaranteed one. Eliminate low-probability options.

Question 1hardmultiple choice

Read the full NAT/PAT explanation →

Exhibit

{
  "results": [
    {
      "namespace": "redhat",
      "name": "insights",
      "version": "1.0.0",
      "signatures": [
        {"signature": "abc123...", "signing_key_id": "key1"},
        {"signature": "def456...", "signing_key_id": "key2"}
      ],
      "download_url": "https://console.redhat.com/api/automation-hub/content/published/collections/redhat-insights-1.0.0.tar.gz"
    }
  ]
}

A
The collection version does not match.
Why wrong: Version mismatch would not cause signature verification failure; signatures are per artifact.
B
The user's client does not have the corresponding public key.
Signature verification requires the public key; if missing, verification fails.
C
The collection is not properly signed.
Why wrong: The exhibit shows signatures are present; the collection is signed.
D
The download URL is invalid.
Why wrong: An invalid URL would cause a download failure, not a signature verification error.

Full breakdown with real-world context →

Answer choices

Why each option matters

Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.

Correct answer & explanation

✓

The user's client does not have the corresponding public key.

B is correct because signature verification of a downloaded collection requires the client to have the corresponding public key that was used to sign the collection. If the user's client lacks this public key, the verification process will fail, even if the collection itself is properly signed and the URL is valid.

Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.

Answer analysis

Option-by-option breakdown

For each option: why learners choose it and why it is or isn't the right answer here.

✗
The collection version does not match.
Why it's wrong here
Version mismatch would not cause signature verification failure; signatures are per artifact.
✓
The user's client does not have the corresponding public key.
Why this is correct
Signature verification requires the public key; if missing, verification fails.
Clue confirmation
The clue word "most likely" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
✗
The collection is not properly signed.
Why it's wrong here
The exhibit shows signatures are present; the collection is signed.
✗
The download URL is invalid.
Why it's wrong here
An invalid URL would cause a download failure, not a signature verification error.

Common exam traps

Common exam trap: answer the scenario, not the keyword

Red Hat often tests the misconception that signature verification failures are always due to a corrupted or unsigned collection, when in reality the client-side public key management is a common oversight.

Trap categories for this question

Command / output trap
The exhibit shows signatures are present; the collection is signed.

Detailed technical explanation

How to think about this question

In Ansible Automation Platform, collections are signed using GPG (GNU Privacy Guard) with a private key, and the corresponding public key must be imported into the client's GPG keyring (e.g., via `gpg --import` or `ansible-galaxy collection install --keyring`). The signature verification process uses the public key to decrypt the hash embedded in the `.tar.gz` file's detached signature (`.asc` file) and compares it to the computed hash of the collection content; if the public key is missing, GPG returns a 'No public key' error. This is analogous to how RPM packages are verified with GPG keys in Red Hat Enterprise Linux.

KKey Concepts to Remember

Read the scenario before looking for a memorised answer.
Find the constraint that changes the correct option.
Eliminate answers that are true in general but not in this case.

TExam Day Tips

Watch for words such as best, first, most likely and least administrative effort.
Review why wrong options are wrong, not only why the correct option is correct.

Key takeaway

Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.

Real-world example

How this comes up in practice

A small business has 20 workstations on the 192.168.1.0/24 network and one public IP from its ISP. The router uses PAT (NAT overload) so all 20 devices share one public address using different source ports. NAT questions test whether you understand the four address terms and which direction each translation applies.

What to study next

Got this wrong? Here's your next step.

Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.

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FAQ

Questions learners often ask

What does this EX294 question test?

Create content collections and execution environments — This question tests Create content collections and execution environments — Read the scenario before looking for a memorised answer..

What is the correct answer to this question?

The correct answer is: The user's client does not have the corresponding public key. — B is correct because signature verification of a downloaded collection requires the client to have the corresponding public key that was used to sign the collection. If the user's client lacks this public key, the verification process will fail, even if the collection itself is properly signed and the URL is valid.

What should I do if I get this EX294 question wrong?

Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.

Are there clue words in this question I should notice?

Yes — watch for: "most likely". Probability qualifier — the question wants the most probable cause or outcome, not a guaranteed one. Eliminate low-probability options.

What is the key concept behind this question?

Read the scenario before looking for a memorised answer.

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Last reviewed: Jun 30, 2026

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