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Question 533 of 1,000
Secure identity and access →mediumMultiple ChoiceObjective-mapped

Quick Answer

The answer is that the custom RBAC role lacks the necessary dataActions to read blob data. This is because Azure RBAC separates permissions into two distinct planes: the management plane, which controls operations on the Azure resource itself (like reading storage account properties or listing access keys), and the data plane, which governs access to the data within the resource (like blob contents). Your role only includes management plane read actions, such as 'Microsoft.Storage/storageAccounts/read', so the analyst can see the storage account exists but cannot interact with the blobs inside it. On the AZ-500 exam, this distinction is a frequent trap—candidates often assume that read access to a storage account automatically grants read access to its data. To read blob contents, you must explicitly add 'Microsoft.Storage/storageAccounts/blobServices/containers/blobs/read' under dataActions. Remember the memory tip: "Management sees the house, dataActions open the door."

AZ-500 Secure identity and access Practice Question

This AZ-500 practice question tests your understanding of secure identity and access. 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

Refer to the exhibit.
```json
{
  "roleName": "Custom Role - Read Only",
  "roleType": "CustomRole",
  "assignableScopes": ["/subscriptions/12345678-1234-1234-1234-123456789012"],
  "permissions": [
    {
      "actions": ["Microsoft.Storage/storageAccounts/read"],
      "notActions": [],
      "dataActions": [],
      "notDataActions": []
    }
  ]
}
```

Refer to the exhibit. You are creating a custom Azure RBAC role for a security analyst. The role as shown allows read access to storage accounts. The analyst reports that they cannot read the contents of a blob container in a storage account. Why is this?

Question 1mediummultiple choice
Full question →

Exhibit

Refer to the exhibit.
```json
{
  "roleName": "Custom Role - Read Only",
  "roleType": "CustomRole",
  "assignableScopes": ["/subscriptions/12345678-1234-1234-1234-123456789012"],
  "permissions": [
    {
      "actions": ["Microsoft.Storage/storageAccounts/read"],
      "notActions": [],
      "dataActions": [],
      "notDataActions": []
    }
  ]
}
```

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 role does not include dataActions to read blob data.

The custom RBAC role only includes read permissions for the storage account's control plane (e.g., listing keys, reading properties) but lacks the necessary dataActions to read blob data. To read blob container contents, the role must include 'Microsoft.Storage/storageAccounts/blobServices/containers/blobs/read' under dataActions, which governs access to the data plane. Without this, the analyst can see the storage account but cannot access the blobs within it.

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 role is not assigned to the analyst's user account.

    Why it's wrong here

    The exhibit does not show assignment; but the question implies the role is assigned.

  • ✓

    The role does not include dataActions to read blob data.

    Why this is correct

    Management plane actions do not allow data plane access.

    Related concept

    Read the scenario before looking for a memorised answer.

  • ✗

    The assignable scope is incorrect; it should be at the resource group level.

    Why it's wrong here

    The subscription scope is valid and should grant access to all storage accounts in the subscription.

  • ✗

    The storage account does not exist in the specified subscription.

    Why it's wrong here

    The storage account exists.

Common exam traps

Common exam trap: answer the scenario, not the keyword

The trap here is that candidates often assume that 'read' access to a storage account automatically grants read access to its data, but Azure RBAC requires explicit dataActions for data plane operations, a distinction that is frequently tested on the AZ-500 exam.

Trap categories for this question

  • Command / output trap

    The exhibit does not show assignment; but the question implies the role is assigned.

Detailed technical explanation

How to think about this question

Azure RBAC separates control plane (Azure Resource Manager) permissions from data plane permissions. Control plane actions (e.g., 'Microsoft.Storage/storageAccounts/read') allow management of the resource itself, while dataActions (e.g., 'Microsoft.Storage/storageAccounts/blobServices/containers/blobs/read') are required to access data within the resource. This distinction is enforced by the Azure Resource Manager and the storage resource provider, meaning a role with only control plane actions cannot read blob data even if the user has read access to the storage account.

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 media company stores terabytes of video archives that are accessed once a year for audit purposes. Moving these objects to a cold storage tier (Azure Archive, S3 Glacier, or Google Nearline) costs a fraction of hot storage. Questions like this test whether you understand storage tiers, access frequency tradeoffs, and retrieval latency requirements.

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 AZ-500 question test?

Secure identity and access — This question tests Secure identity and access — Read the scenario before looking for a memorised answer..

What is the correct answer to this question?

The correct answer is: The role does not include dataActions to read blob data. — The custom RBAC role only includes read permissions for the storage account's control plane (e.g., listing keys, reading properties) but lacks the necessary dataActions to read blob data. To read blob container contents, the role must include 'Microsoft.Storage/storageAccounts/blobServices/containers/blobs/read' under dataActions, which governs access to the data plane. Without this, the analyst can see the storage account but cannot access the blobs within it.

What should I do if I get this AZ-500 question wrong?

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

What is the key concept behind this question?

Read the scenario before looking for a memorised answer.

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Last reviewed: Jun 25, 2026

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This AZ-500 practice question is part of Courseiva's free Microsoft certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the AZ-500 exam.