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Exam MS-100: Microsoft 365 Identity and Services
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Exam MS-100: Microsoft 365 Identity and Services
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25 Questions

1. Your network contains an Active Directory forest named adatum.local. The forest contains 500 users and uses adatum.com as a UPN suffix. You deploy a Microsoft 365 tenant. You implement directory synchronization and sync only 50 support users. You discover that five of the synchronized users have usernames that use a UPN suffix of onmicrosoft.com. You need to ensure that all synchronized identities retain the UPN set in their on-premises user account. What should you do?
2. Your network contains an Active Directory forest named contoso.local. You purchase a Microsoft 365 subscription. You plan to move to Microsoft and to implement a hybrid deployment solution for the next 12 months. You need to prepare for the planned move to Microsoft 365. What is the best action to perform before you implement directory synchronization? More than one answer choice may achieve the goal. Select the BEST answer.
3. You have a Microsoft 365 subscription that contains a Microsoft Azure Active Directory (Azure AD) tenant named contoso.com. The tenant includes a user named User1. You enable Azure AD Identity Protection. You need to ensure that User1 can review the list in Azure AD Identity Protection of users flagged for risk. The solution must use the principle of least privilege. To which role should you add User1?
4. Your on-premises network contains the web applications shown in the following table. You purchase Microsoft 365, and then implement directory synchronization. You plan to publish the web applications. You need to ensure that all the applications are accessible by using the My Apps portal. The solution must minimize administrative effort. What should you do first?
5. You need to add the custom domain names to Office 365 to support the planned changes as quickly as possible. What should you create to verify the domain names successfully?
6. Your company has an on-premises Microsoft Exchange Server 2016 organization and a Microsoft 365 Enterprise subscription. You plan to migrate mailboxes and groups to Exchange Online. You start a new migration batch. Users report slow performance when they use the on-premises Exchange Server organization. You discover that the migration is causing the slow performance. You need to reduce the impact of the mailbox migration on the end-users. What should you do?
7. Your company recently purchased a Microsoft 365 subscription. You enable Microsoft Azure Multi-Factor Authentication (MFA) for all 500 users in the Azure Active Directory (Azure AD) tenant. You need to generate a report that lists all the users who completed the Azure MFA registration process. What is the best approach to achieve the goal? More than one answer choice may achieve the goal. Select the BEST answer.
8. Your network contains three Active Directory forests. You create a Microsoft Azure Active Directory (Azure AD) tenant. You plan to sync the on-premises Active Directory to Azure AD. You need to recommend a synchronization solution. The solution must ensure that the synchronization can complete successfully and as quickly as possible if a single server fails. What should you include in the recommendation?
9. Your network contains an Active Directory domain named adatum.com that is synced to Microsoft Azure Active Directory (Azure AD). The domain contains 100 user accounts. The city attribute for all the users is set to the city where the user resides. You need to modify the value of the city attribute to the three-letter airport code of each city. What should you do?
10. You need to assign User2 the required roles to meet the security requirements. Solution: From the Office 365 admin center, you assign User2 the Records Management role. From the Exchange admin center, you assign User2 the Help Desk role. Does this meet the goal?
11. Your network contains two Active Directory forests. Each forest contains two domains. All client computers run Windows 10 and are domain-joined. You plan to configure Hybrid Azure AD join for the computers. You create a Microsoft Azure Active Directory (Azure AD) tenant. You need to ensure that the computers can discover the Azure AD tenant. What should you create?
12. Your company has 10,000 users who access all applications from an on-premises data center. You plan to create a Microsoft 365 subscription and to migrate data to the cloud. You plan to implement directory synchronization. User accounts and group accounts must sync to Microsoft Azure Active Directory (Azure AD) successfully. You discover that several user accounts fail to sync to Azure AD. You need to identify which user accounts failed to sync. You must resolve the issue as quickly as possible. What should you do?
13. Your company has a Microsoft 365 subscription. You plan to move several archived PST files to Microsoft Exchange Online mailboxes. You need to create an import job for the PST files. Which three actions should you perform before you create the import job? Each correct answer presents part of the solution. NOTE: Each correct selection is worth one point.
14. You need to assign User2 the required roles to meet the security requirements. Solution: From the Office 365 admin center, you assign User2 the Security Reader role. From the Exchange admin center, you assign User2 the Help Desk role. Does this meet the goal?
15. Your company has a Microsoft 365 subscription. You upload several archive PST files to Microsoft 365 by using the Security & Compliance admin center. A month later, you attempt to run an import job for the PST files. You discover that the PST files were deleted from Microsoft 365. What is the most likely cause of the files being deleted? More than one answer choice may achieve the goal. Select the BEST answer.
16. You have a Microsoft 365 subscription. A new corporate security policy states that you must automatically send DLP incident reports to the users in the legal department. You need to schedule the email delivery of the reports. The solution must ensure that the reports are sent as frequently as possible. How frequently can you share the reports?
17. Your on-premises network contains five file servers. The file servers host shares that contain user data. You plan to migrate the user data to a Microsoft 365 subscription. You need to recommend a solution to import the user data into Microsoft OneDrive. What should you include in the recommendation?
18. You have a Microsoft 365 subscription. You need to prevent phishing email messages from being delivered to your organization. What should you do?
19. Your network contains an Active Directory domain named contoso.com. All users authenticate by using a third-party authentication solution. You purchase Microsoft 365 and plan to implement several Microsoft 365 services. You need to recommend an identity strategy that meets the following requirements: Provides seamless SSO Minimizes the number of additional servers required to support the solution Stores the passwords of all the users in Microsoft Azure Active Directory (Azure AD) Ensures that all the users authenticate to Microsoft 365 by using their on-premises user account You are evaluating the implementation of federation. Which two requirements are met by using federation? Each correct answer presents a complete solution. NOTE: Each correct selection is worth one point.
20. Your company has a Microsoft 365 subscription. All identities are managed in the cloud. The company purchases a new domain name. You need to ensure that all new mailboxes use the new domain as their primary email address. What are two possible ways to achieve the goal? Each correct answer presents a complete solution. NOTE: Each correct selection is worth one point.
21. Your company has a Microsoft 365 subscription that has multi-factor authentication configured for all users. Users on the network report that they are prompted for multi-factor authentication multiple times a day. You need to reduce the number of times the users are prompted for multi-factor authentication on their company-owned devices. What should you do?
22. Your company has on-premises servers and a Microsoft Azure Active Directory (Azure AD) tenant. Several months ago, the Azure AD Connect Health agent was installed on all the servers. You review the health status of all the servers regularly. Recently, you attempted to view the health status of a server named Server1 and discovered that the server is NOT listed on the Azure Active Directory Connect Servers list. You suspect that another administrator removed Server1 from the list. You need to ensure that you can view the health status of Server1. What are two possible ways to achieve the goal? Each correct answer presents a complete solution. NOTE: Each correct selection is worth one point.
23. Your network contains an Active Directory forest named contoso.local. You have a Microsoft 365 subscription. You plan to implement a directory synchronization solution that will use password hash synchronization. From the Microsoft 365 admin center, you verify the contoso.com domain name. You need to prepare the environment for the planned directory synchronization solution. What should you do first?
24. Your company has a Microsoft Office 365 tenant. You suspect that several Office 365 features were recently updated. You need to view a list of the features that were recently updated in the tenant. Solution: You review the Security & Compliance report in the Microsoft 365 admin center. Does this meet the goal?
25. Your organization has an on-premises Microsoft Exchange Server 2016 organization. The organization is in the company