Exam SC-401 Topic 1 Question 166 Discussion
Actual exam question for Microsoft's SC-401 exam
Question #: 166
Topic #: 1
Question #: 166
Topic #: 1
You have a Microsoft 365 E5 subscription that contains the adaptive scopes shown in the following table.

You create the retention policies shown in the following table.

Which retention policies support a preservation lock?

You create the retention policies shown in the following table.

Which retention policies support a preservation lock?
Suggested Answer: B Vote an answer
Step 1 - Review of Preservation Lock
* Preservation Lock in Microsoft 365 retention policies ensures that once a policy is locked, no one (including administrators) can turn it off, delete it, or make it less restrictive.
* Preservation Lock is only available for static retention policies and not supported for adaptive scopes.
# Reference: Preservation Lock in Microsoft 365 retention policies
From Microsoft docs:
"Preservation Lock can only be applied to retention policies configured with static scopes. Adaptive scopes do not currently support Preservation Lock." Step 2 - Analyzing the Case Data
* RPolicy1 # Adaptive scope (Scope1: Users). # Not eligible for Preservation Lock.
* RPolicy2 # Adaptive scope (Scope2: SharePoint Online sites). # Not eligible for Preservation Lock.
* RPolicy3 # Static scope (Microsoft 365 groups). # Eligible for Preservation Lock.
Step 3 - Conclusion
Only RPolicy3 qualifies for Preservation Lock.
* Preservation Lock in Microsoft 365 retention policies ensures that once a policy is locked, no one (including administrators) can turn it off, delete it, or make it less restrictive.
* Preservation Lock is only available for static retention policies and not supported for adaptive scopes.
# Reference: Preservation Lock in Microsoft 365 retention policies
From Microsoft docs:
"Preservation Lock can only be applied to retention policies configured with static scopes. Adaptive scopes do not currently support Preservation Lock." Step 2 - Analyzing the Case Data
* RPolicy1 # Adaptive scope (Scope1: Users). # Not eligible for Preservation Lock.
* RPolicy2 # Adaptive scope (Scope2: SharePoint Online sites). # Not eligible for Preservation Lock.
* RPolicy3 # Static scope (Microsoft 365 groups). # Eligible for Preservation Lock.
Step 3 - Conclusion
Only RPolicy3 qualifies for Preservation Lock.
by Aldrich at Sep 29, 2026, 11:43 PM
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