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MS-102 · Question #95

Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might…

The correct answer is B. No. Implementing Pass-through Authentication (PTA) will not meet the requirement because it directly relies on the availability of on-premises Active Directory for user authentication.

Submitted by femi9· Apr 18, 2026Implement and manage Microsoft Entra identity and access

Question

Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution. After you answer a question in this section, you will NOT be able to return to it. As a result, these questions will not appear in the review screen. Your network contains an Active Directory forest. You deploy Microsoft 365. You plan to implement directory synchronization. You need to recommend a security solution for the synchronized identities. The solution must meet the following requirements:

  • Users must be able to authenticate successfully to Microsoft 365

services if Active Directory becomes unavailable.

  • User passwords must be 10 characters or more.

Solution: Implement pass-through authentication and configure password protection in the Azure AD tenant. Does this meet the goal?

Options

  • AYes
  • BNo

How the community answered

(20 responses)
  • A
    40% (8)
  • B
    60% (12)

Why each option

Implementing Pass-through Authentication (PTA) will not meet the requirement because it directly relies on the availability of on-premises Active Directory for user authentication.

AYes

Pass-through Authentication requires a direct connection to the on-premises Active Directory to validate user credentials, meaning it cannot function if the directory is unavailable.

BNoCorrect

Pass-through Authentication (PTA) works by forwarding user sign-in requests from Azure AD directly to an on-premises agent, which then validates the credentials against the on-premises Active Directory. If the on-premises Active Directory becomes unavailable, the authentication process cannot be completed, preventing users from logging into Microsoft 365 services.

Concept tested: Authentication methods resiliency (PTA)

Source: https://learn.microsoft.com/en-us/azure/active-directory/hybrid/how-to-connect-pta-faqs

Topics

#Directory Synchronization#Pass-through Authentication (PTA)#Azure AD Connect#Authentication Resilience

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