MS-102 domain
Deploy and manage a Microsoft 365 tenant
Use this page to practise MS-102 Deploy and manage a Microsoft 365 tenant practice questions. The goal is not to memorise dumps, but to understand the concept, review the explanation and improve your exam readiness.
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Deploy and manage a Microsoft 365 tenant questions test whether you can apply the concept in context, not just recognise a definition.
How the topic appears in realistic exam-style scenarios.
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Question index
All Deploy and manage a Microsoft 365 tenant questions (75)
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An administrator is onboarding a new custom domain for email in a Microsoft 365 tenant. Which step should be performed first?
2A company wants to prevent their Microsoft 365 tenant from allowing external users to be invited by default. Only specific administrators should be able to invite guests. Which setting should be changed?
3A company is planning to migrate from on-premises Exchange to Exchange Online and needs to ensure that mail flow can coexist between the two environments during the transition. Which tool should the administrator use to configure this hybrid deployment?
4A company wants to allow users to log in to Microsoft 365 using their existing on-premises Active Directory credentials and ensure that password changes are reflected immediately in the cloud. Which authentication method should be implemented?
5A newly hired administrator needs to manage user accounts, licenses, and reset passwords. Which portal should they access?
6An organization wants to authenticate users using their on-premises Active Directory without synchronizing passwords to Microsoft Entra ID. Which identity model should they choose?
7An administrator has created a new user account in Microsoft Entra ID. To ensure the user has a mailbox in Exchange Online, what is the next step?
8An organization has registered the domain contoso.com and added it to their Microsoft 365 tenant. What is the next step to use this domain for user email addresses?
9A company has recently signed up for Microsoft 365 Business Premium. They want to change the default domain from onmicrosoft.com to a custom domain they own. Which step must be completed first before the custom domain can be used for user email addresses?
10An administrator is managing a Microsoft 365 tenant and needs to delegate the ability to reset user passwords to a group of helpdesk staff. The helpdesk staff should not have any other administrative privileges. Which built-in role should the administrator assign?
11An organization has just purchased Microsoft 365 subscriptions and wants to add their custom domain 'fabrikam.com' to the tenant. Which record must they add to their DNS provider to verify domain ownership?
12An administrator needs to delegate the ability to manage user licenses and assign roles to a junior admin, but without granting them access to the Microsoft 365 admin center's other settings. Which role should the junior admin be assigned?
13A company plans to migrate their email from an on-premises Exchange server to Exchange Online. They want to ensure that during the migration, mail sent to users who have already been migrated is delivered to Exchange Online, while mail for non-migrated users is delivered to on-premises. Which type of domain configuration should they use?
14A new helpdesk administrator needs to be able to reset user passwords and manage user account properties, but should not be able to manage licenses or assign administrative roles. Which built-in role should be assigned?
15An organization has just purchased Microsoft 365 Business Standard licenses. The administrator adds a new user through the admin center. By default, does the new user receive a welcome email with sign-in instructions?
16A company has purchased Microsoft 365 Business Standard and added the custom domain 'fabrikam.com' to the tenant. The company wants all new users to have 'fabrikam.com' as their default email domain instead of the onmicrosoft.com domain. How should the administrator achieve this?
17An organization has just purchased Microsoft 365 Business Standard licenses and has added the custom domain 'contoso.com' to the tenant. The administrator wants all new user email addresses to use '@contoso.com' instead of the default '@contoso.onmicrosoft.com'. How can this be achieved?
18An administrator needs to delegate the ability to manage user licenses, assign admin roles, and reset passwords to a group of users, but these users should not be able to modify tenant-level settings or billing. Which built-in role should be assigned?
19A company has purchased Microsoft 365 Business Premium and added a custom domain 'contoso.com' to the tenant. They want all new users to have email addresses like user@contoso.com instead of the default onmicrosoft.com domain. What should the administrator do in the Microsoft 365 admin center?
20An organization has just signed up for Microsoft 365 E3 with the initial domain 'contoso.onmicrosoft.com'. They need to create the first user accounts. What will be the default email address format for these new users if no custom domain is added yet?
21A company has just purchased Microsoft 365 Business Standard and added the custom domain 'fabrikam.com' to the tenant. They want to verify domain ownership. Which DNS record type must they add to their DNS provider?
22A company wants to display a custom help desk phone number and email on the Microsoft 365 sign-in page so that users can contact support easily. Which area of the Microsoft 365 admin center should the administrator use to configure this?
23An administrator wants to add custom branding to the Microsoft 365 sign-in page, including company logo and colors. Which section of the Microsoft 365 admin center should they navigate to?
24A company purchases Microsoft 365 E5 licenses for 500 users. The administrator wants to automatically assign licenses to new users based on their group membership. Which method should the administrator use?
25A company adds and verifies the custom domain 'contoso.com' in their Microsoft 365 tenant. However, emails sent to new users at user@contoso.com bounce back. The existing MX record for contoso.com points to the on-premises mail server. What is the most likely cause of the bounce?
26An administrator needs to delegate the ability to view service health and manage service requests to a helpdesk team, without granting permissions to reset passwords, manage users, or access billing. Which built-in Microsoft 365 admin role should be assigned?
27An administrator needs to open a Microsoft 365 support request because a critical service issue is affecting all users. Which two pieces of information should the administrator have readily available before contacting support? (Choose two.)
28A company has just signed up for Microsoft 365 Business Standard without adding a custom domain. An administrator needs to create the first user accounts. What will be the default email address format for these new users?
29After adding a custom domain name to a Microsoft 365 tenant, what is the first step the administrator must complete before users can sign in using the custom domain?
30An administrator needs to delegate the ability to view sign-in logs, audit logs, and security recommendations to a junior admin without granting any other administrative permissions. The junior admin should not be able to reset passwords or modify settings. Which built-in Microsoft Entra role should the administrator assign?
31An administrator wants to customize the Microsoft 365 sign-in page to display the company logo and custom sign-in text. Where in the Microsoft 365 admin center should the administrator go to configure this?
32A company wants to ensure that all new users created in Microsoft 365 are automatically assigned a specific set of licenses based on their department. The company has 200 users across Sales, Marketing, and IT departments. Each department uses different Microsoft 365 license plans. Which approach should the administrator use?
33A company wants to migrate from on-premises Exchange to Exchange Online. They need to synchronize user mailboxes. Which tool should they use?
34An administrator adds the custom domain 'contoso.com' to a new Microsoft 365 tenant and needs to verify domain ownership. Which type of DNS record must be added to the public DNS zone to complete verification?
35An administrator needs to open a Microsoft 365 support request because all users are experiencing intermittent service outages for Exchange Online. Before contacting support, which two pieces of information should the administrator have ready to ensure efficient troubleshooting? (Choose two.)
36A company recently added the custom domain 'contoso.com' to their Microsoft 365 tenant. Users report that they cannot receive external email sent to their new domain addresses. The administrator confirmed that the domain status shows 'Active' in the Microsoft 365 admin center. What is the most likely cause of this issue?
37A company with 200 on-premises Exchange mailboxes plans to migrate to Exchange Online. They want to use a Microsoft-provided tool that supports granular control over mailbox migrations, allows batch migrations, and provides detailed reporting. Which migration method should the administrator choose?
38A company has 500 users across Sales, Marketing, and IT departments. User objects are synced from on-premises Active Directory to Microsoft Entra ID using Azure AD Connect. Each department requires different Microsoft 365 license plans (e.g., Sales needs E3, Marketing needs Business Premium, IT needs E5). The administrator wants to automatically assign the appropriate license based on the department attribute without manual intervention. Which approach should the administrator use?
39An administrator adds the custom domain 'fabrikam.com' to a new Microsoft 365 tenant. After adding the domain, the status shows 'Pending verification'. Which type of DNS record must be added to the public DNS zone to complete domain ownership verification?
40An administrator wants to prevent users from inviting guest users from the domain 'contoso.com' to the tenant. The administrator needs to block all invitations for that specific domain while allowing invitations from all other external domains. Which setting in Microsoft Entra ID should be configured?
41A new employee has been hired and their account already exists in the on-premises Active Directory. The administrator needs to provide the employee with access to Microsoft 365 services as quickly as possible. What is the most efficient way to enable the user?
42An administrator is setting up a new Microsoft 365 tenant and has added the custom domain 'contoso.com'. The domain status shows 'Pending verification'. Which type of DNS record must the administrator add to the public DNS zone to complete domain ownership verification?
43A company has purchased 1000 Microsoft 365 E5 licenses and wants to automatically assign licenses to users based on their department attribute, which is synchronized from on-premises Active Directory. The department attribute is stored in Azure AD. Which automated method should the administrator use to achieve this?
44An administrator adds the custom domain 'adatum.com' to a new Microsoft 365 tenant. In the Microsoft 365 admin center, the domain status shows 'Pending verification'. Which type of DNS record must the administrator add to the public DNS zone to complete the domain ownership verification?
45A company recently acquired another company and needs to allow users from the acquired tenant to access its SharePoint Online sites as guest users, but only if those users already have accounts in the acquired Azure AD tenant. Which Microsoft 365 feature should be configured?
46An administrator needs to configure email notifications for Exchange Online service health incidents to be sent to a specific IT support mailbox. Where should the administrator configure these notifications in the Microsoft 365 admin center?
47An administrator wants to configure the company's organization profile in Microsoft 365, including the display name, technical contact, and privacy settings. Where should the administrator go in the Microsoft 365 admin center?
48A user account was accidentally deleted 10 days ago. The administrator needs to restore the user's mailbox and OneDrive for Business content. Which method should the administrator use?
49A company has registered the custom domain 'contoso.com' and wants to host email for the subdomain 'sales.contoso.com' in Exchange Online. They have already verified the root domain. What additional step is required?
50An administrator needs to update the organization's display name, technical contact, and privacy statement URL in the Microsoft 365 admin center. Which page should they navigate to?
51An organization uses a third-party SaaS application that supports SAML-based single sign-on. The application is not in the Azure AD gallery. What is the first step to configure SSO?
52An administrator has configured group-based licensing in Azure AD. After adding users to the group, some users do not receive licenses. The users are in the group and have an assigned usage location. What is a possible reason?
53An administrator has added a custom domain 'contoso.com' to their Microsoft 365 tenant and verified ownership. However, users are unable to receive emails sent to their custom domain. Which type of DNS record must the administrator add in the public DNS zone to route emails to Exchange Online?
54A company has just purchased Microsoft 365 E3 licenses. They want to configure the default mailbox storage limit for all new users. Which setting should they modify?
55A company needs to migrate several shared mailboxes from on-premises Exchange 2016 to Exchange Online. The company plans to keep some user mailboxes on-premises for now. Which migration strategy should they use for the shared mailboxes?
56An administrator wants to add a second custom domain, 'contoso-europe.com', to their existing Microsoft 365 tenant. The domain 'contoso.com' is already verified. What is the first step the administrator should take?
57A company has an existing Microsoft 365 tenant with the verified custom domain 'contoso.com'. The administrator now wants to add a second custom domain, 'contoso-europe.com', to the same tenant. What is the first step the administrator should take?
58An administrator wants to receive real-time notifications for service incidents in Microsoft 365. The notifications must be sent to a Microsoft Teams channel instead of email. Which configuration should the administrator set up?
59An administrator wants to add a custom domain 'fabrikam.com' to a new Microsoft 365 tenant. What is the first step the administrator should perform?
60An administrator needs to configure the default anti-spam policy for all users in the Microsoft 365 Defender portal. Where should the administrator navigate to find these settings?
61An administrator wants to restrict which users in the organization can create Microsoft 365 groups. The requirement is that only members of the IT department (identified by the department attribute in Azure AD) should be able to create groups. Which configuration should the administrator use?
62An administrator has added the custom domain 'contoso.co.uk' to their Microsoft 365 tenant and verified ownership. Users now need to receive email at @contoso.co.uk. Which DNS record must the administrator add in the public DNS zone to route emails to Exchange Online?
63A global administrator wants to track service health issues and configure notifications for service incidents. Which portal should they use to view the current health status and set up email notifications?
64A company has a Microsoft 365 tenant with the domain contoso.com. They acquire a subsidiary with the domain fabrikam.com and want to add it as an additional domain to the same tenant. The domain is already purchased and DNS management is available. What is the first step the administrator should take in the Microsoft 365 admin center?
65A new administrator needs to automatically assign Microsoft 365 E5 licenses to all users in the Sales department. The Sales department is identified by the 'department' attribute in Azure AD. Which licensing method should the administrator use to minimize manual effort?
66An organization wants to receive email notifications for all service health incidents. Which role must an administrator have to configure service health notifications in the Microsoft 365 admin center?
67A newly hired Microsoft 365 administrator needs to receive email notifications for all service health incidents. The administrator wants to ensure they have the necessary permissions to configure these notifications. Which role is the minimum role required to manage service health notifications in the Microsoft 365 admin center?
68An administrator has added the custom domain 'fabrikam.com' to their Microsoft 365 tenant and is now ready to verify ownership. Which type of DNS record should the administrator create in the public DNS zone to complete the verification?
69An administrator wants to add a custom domain 'contoso.com' to a new Microsoft 365 tenant. The domain is already registered and available. What is the first step the administrator should perform in the Microsoft 365 admin center?
70A company has a Microsoft 365 tenant with domain contoso.com. They own an additional domain fabrikam.com and have already added and verified it with a TXT record. Now they need to configure email to be routed to Exchange Online for fabrikam.com. Which DNS record must they create?
71An administrator needs to add a custom domain 'contoso.org' to their Microsoft 365 tenant. They have already purchased the domain and have access to the DNS registrar. What is the first step the administrator should perform in the Microsoft 365 admin center?
72An organization plans to automatically assign Microsoft 365 E3 licenses to all users in the 'Finance' department. The Finance department is identified by the 'Department' attribute in Azure AD. Which method should the administrator use to minimize manual effort?
73An administrator recently added a custom domain 'tailspintoys.com' to their Microsoft 365 tenant and verified it. They now need to configure the domain so that all recipient email addresses for 'info@tailspintoys.com' are delivered to a shared mailbox in Exchange Online. The domain is currently set as internal relay. What should the administrator do first to route email for this domain to Exchange Online?
74An administrator is planning to migrate from on-premises Exchange to Exchange Online. The current on-premises environment is Exchange 2016. The company has a hybrid deployment with Azure AD Connect. They want to use the cutover migration method. What is a prerequisite for starting a cutover migration?
75An administrator wants to verify ownership of a custom domain 'adatum.com' in their Microsoft 365 tenant. They have already added the domain and received the TXT record value. However, the administrator's DNS hosting provider does not support adding a TXT record. Which alternative record type can be used for domain verification?
Watch out for
Common Deploy and manage a Microsoft 365 tenant exam traps
- ▸Answering from memory before reading the full scenario.
- ▸Missing a constraint such as cost, availability, security, scope or command context.
- ▸Choosing a broad answer when the question asks for the most specific fix.
- ▸Ignoring why the wrong options are tempting.
Frequently asked questions
- What does the Deploy and manage a Microsoft 365 tenant domain cover on the MS-102 exam?
- Deploy and manage a Microsoft 365 tenant questions test whether you can apply the concept in context, not just recognise a definition.
- How many questions are in this domain?
- This page lists all 75 Deploy and manage a Microsoft 365 tenant questions in the MS-102 question bank. The actual exam draws from this domain proportionally to its weighting in the official exam blueprint.
- What is the best way to practise this domain?
- Start with a short focused session (10 questions) to identify gaps, then use the interactive practice page to work through explanations. Repeat with a longer session once the weak areas feel solid.
- Can I practise only Deploy and manage a Microsoft 365 tenant questions?
- Yes — the session launcher on this page filters questions to this domain only. Choose any session length or try the interactive practice page for inline explanations.