7: Implement managed identities

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What problem do managed identities aim to solve for developers?

Managing secrets, credentials, certificates, and keys used for securing communication between services (correct)
Managing application deployment on Azure App Services
Managing user access to Azure resources
Managing database connections in Azure

What do managed identities provide for applications when connecting to resources that support Microsoft Entra authentication?

Management of credentials for developers
Direct access to Azure Storage
Automatically managed identity in Microsoft Entra ID (correct)
Access to Azure Key Vault

What happens to the corresponding service principal when a managed identity is deleted?

Automatically removed (correct)
Transferred to another service principal
Requires manual removal
Becomes inactive

In what scenario can managed identities be used?

Building an app using Azure App Services that accesses Azure Storage without managing any credentials (A) Signup and view all the answers

What is a system-assigned managed identity?

An identity enabled directly on an Azure service instance (D) Signup and view all the answers

What happens when a system-assigned managed identity is deleted?

Azure automatically cleans up the credentials and the identity (C) Signup and view all the answers

How is a user-assigned managed identity created?

As a standalone Azure resource (B) Signup and view all the answers

What is the lifecycle of a user-assigned managed identity tied to?

Managed separately from the lifecycle of the Azure service instances (A) Signup and view all the answers

What is the first step in enabling user-assigned managed identities?

Create a user-assigned identity (B) Signup and view all the answers

How is a user-assigned managed identity assigned to an existing Azure virtual machine?

Using az vm identity assign (D) Signup and view all the answers

What parameter specifies the resource group where the user-assigned managed identity is created?

-g (B) Signup and view all the answers

What role assignment does your account need to create or enable an Azure virtual machine with system-assigned managed identity?

Virtual Machine Contributor (A) Signup and view all the answers

How can you enable system-assigned managed identity during the creation of an Azure virtual machine?

Using the --assign-identity parameter (B) Signup and view all the answers

What role assignments does your account need to assign a user-assigned identity to a virtual machine during its creation?

Virtual Machine Contributor and Managed Identity Operator (C) Signup and view all the answers

What command is used to assign the system-assigned identity to an existing virtual machine?

az vm identity assign (B) Signup and view all the answers

What is the recommended method for a client application to request an app-only access token for accessing a given resource in Azure?

Use DefaultAzureCredential (A) Signup and view all the answers

How does the DefaultAzureCredential handle authentication mechanisms?

It automatically attempts to authenticate via multiple mechanisms, stopping when one succeeds (B) Signup and view all the answers

In what scenarios can the DefaultAzureCredential be used?

Development environment using own credentials and production Azure environment using a managed identity (C) Signup and view all the answers

How can a client application authenticate a user-assigned managed identity when deployed to an Azure host?

Configure the DefaultAzureCredential to authenticate the user-assigned identity (D) Signup and view all the answers