Question 1hardmultiple choice
Full question →hardmultiple choiceObjective-mapped
A financial company needs to prevent any communication between their mergers and acquisitions (M&A) team and the trading desk across all Microsoft 365 channels, including email, Microsoft Teams, and SharePoint. They must ensure that no user in one group can send emails to or chat with users in the other group. Which Microsoft Purview solution should they implement?
Answer choices
Why each option matters
Good practice is not just finding the correct option. The wrong answers often show the exact trap the exam wants you to fall into.
A
Best answer
Information Barriers
Correct. Information Barriers enforce restrictions between user segments to prevent unwanted communication and collaboration.
B
Distractor review
Communication Compliance
Incorrect. Communication Compliance monitors and alerts on policy violations but does not block communications; it is for detection, not prevention.
C
Distractor review
Data Lifecycle Management
Incorrect. Data Lifecycle Management governs retention and deletion of data, not who can communicate.
D
Distractor review
Data Loss Prevention (DLP)
Incorrect. DLP policies prevent sensitive information from being shared, but do not restrict communication between specific groups based on organizational boundaries.
Common exam trap
Common exam trap: answer the scenario, not the keyword
Many certification questions include familiar terms but test a specific constraint. Read the exact wording before choosing an answer that is generally true but wrong for this case.
Technical deep dive
How to think about this question
This question should be treated as a scenario, not a definition check. Identify the problem, the constraint and the best action. Then compare each option against those facts.
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.
- Use explanations to understand the rule behind the answer.
TExam Day Tips
- Underline the problem statement mentally.
- 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.
Related practice questions
Related SC-900 practice-question pages
Use these pages to review the topic behind this question. This is how one missed question becomes focused revision.
More questions from this exam
Keep practising from the same exam bank, or move into a focused topic page if this question exposed a weak area.
Question 1
A company must retain all customer contracts for 10 years to comply with industry regulations. After 10 years, the contracts must be permanently deleted. Which Microsoft Purview solution should be used to automate this process?
Question 2
A company uses a cloud-based SaaS (Software as a Service) application for customer relationship management. According to the shared responsibility model, which security responsibility is primarily handled by the customer?
Question 3
A company runs a mix of on-premises servers and Azure virtual machines. They deploy Microsoft Defender for Endpoint on all servers. The security team wants to create custom queries to hunt for a specific attack pattern that involves a sequence of events across multiple machines, such as a PowerShell script being downloaded and then executed on several servers. They need to write their own detection rules based on advanced hunting data. Which Microsoft 365 Defender capability should they use?
Question 4
A company runs a consumer-facing e-commerce website and wants to allow customers to sign in using their existing social media accounts such as Google, Facebook, or LinkedIn. Which Microsoft Entra ID solution should they implement?
Question 5
A company has a hybrid identity environment with Active Directory synchronizing to Microsoft Entra ID. They want users to be able to reset their own on-premises passwords via the cloud SSPR portal. What is the minimum license required for this capability?
Question 6
A company uses a cloud-based Customer Relationship Management (CRM) system that is delivered as Software-as-a-Service (SaaS). According to the shared responsibility model, which security responsibility is primarily handled by the customer?
FAQ
Questions learners often ask
What does this SC-900 question test?
Read the scenario before looking for a memorised answer.
What is the correct answer to this question?
The correct answer is: Information Barriers — Microsoft Purview Information Barriers (IB) is the solution designed to restrict communication and collaboration between specific groups to avoid conflicts of interest. It works across Exchange Online, Teams, and SharePoint. Communication Compliance is for monitoring and detecting policy violations such as insider trading, not for blocking communications. Data Lifecycle Management handles retention and deletion. Data Loss Prevention prevents sensitive data from leaving the organization.
What should I do if I get this SC-900 question wrong?
Then try more questions from the same exam bank and focus on understanding why the wrong options are tempting.
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