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AZ-400 · Question #243

You are building a Microsoft ASP.NET application that requires authentication. You need to authenticate users by using Azure Active Directory (Azure AD). What should you do first?

The correct answer is B. Create an app registration in Azure AD. Register your application to use Azure Active Directory. Registering the application means that your developers can use Azure AD to authenticate users and request access to user resources such as email, calendar, and documents. https://docs.microsoft.com/en-us/azure/active-direct

Submitted by minji_kr· Mar 6, 2026Develop a security and compliance plan

Question

You are building a Microsoft ASP.NET application that requires authentication. You need to authenticate users by using Azure Active Directory (Azure AD). What should you do first?

Options

  • AAssign an enterprise application to users and groups
  • BCreate an app registration in Azure AD
  • CConfigure the application to use a SAML endpoint
  • DCreate a new OAuth token from the application
  • ECreate a membership database in an Azure SQL database

How the community answered

(45 responses)
  • A
    4% (2)
  • B
    93% (42)
  • C
    2% (1)

Explanation

Register your application to use Azure Active Directory. Registering the application means that your developers can use Azure AD to authenticate users and request access to user resources such as email, calendar, and documents. https://docs.microsoft.com/en-us/azure/active-directory/manage-apps/developer-guidance-for- integrating-applications

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