MS-100 Technology & Digital Applications 3 — Questions and Answers
Question 1: Which Microsoft 365 identity feature allows users to register once and access all Microsoft 365 applications without repeated sign-in prompts?
- Azure AD B2C
- Seamless Single Sign-On (SSO) (Correct answer)
- Pass-through Authentication
- Federation Services
Correct answer: Seamless Single Sign-On (SSO)
Azure AD Seamless SSO automatically signs in users on corporate devices connected to the corporate network without requiring additional credentials.
Question 2: A Microsoft 365 administrator needs to allow a partner organization's users to access a SharePoint site without creating accounts in their tenant. Which feature enables this?
- Azure AD B2B collaboration (Correct answer)
- Azure AD External Identities B2C
- Guest access via Microsoft Accounts only
- Federation trust
Correct answer: Azure AD B2B collaboration
Azure AD B2B collaboration lets external users from partner organizations access resources using their own organizational credentials.
Question 3: Which Microsoft 365 compliance feature allows an organization to place a mailbox on hold so that emails cannot be permanently deleted even by the user?
- Retention labels
- Litigation Hold (Correct answer)
- eDiscovery case hold
- In-Place Archive
Correct answer: Litigation Hold
Litigation Hold preserves all mailbox content indefinitely, preventing users or admins from permanently deleting items.
Question 4: What does the Microsoft 365 Service Health Dashboard primarily display?
- Security threat intelligence
- Current and historical status of Microsoft 365 service availability (Correct answer)
- User license assignment status
- Compliance score details
Correct answer: Current and historical status of Microsoft 365 service availability
The Service Health Dashboard shows the real-time operational status and historical incidents for all Microsoft 365 services.
Question 5: Which Microsoft 365 feature enables organizations to create custom workflows that automate repetitive business processes without writing code?
- Power Automate (Correct answer)
- Microsoft Forms
- Viva Insights
- Stream
Correct answer: Power Automate
Power Automate (formerly Microsoft Flow) provides a no-code/low-code platform for building automated workflows across Microsoft 365 and third-party services.
Question 6: An administrator enables Self-Service Password Reset (SSPR) in Azure AD. Which authentication method must users register before they can use SSPR?
- Windows Hello for Business
- At least one approved verification method such as email or authenticator app (Correct answer)
- A hardware security key
- A biometric scan
Correct answer: At least one approved verification method such as email or authenticator app
SSPR requires users to pre-register at least one approved verification method (e.g., phone, email, authenticator app) before they can reset their own password.
Question 7: Which protocol does Exchange Online use to allow mobile devices to synchronize email, calendar, and contacts natively?
- IMAP4
- POP3
- Microsoft Exchange ActiveSync (EAS) (Correct answer)
- MAPI over HTTP
Correct answer: Microsoft Exchange ActiveSync (EAS)
Exchange ActiveSync (EAS) is the protocol that enables mobile devices to synchronize email, calendar, and contacts with Exchange Online.
MS-100 Technology & Digital Applications 3
Which Microsoft 365 identity feature allows users to register once and access all Microsoft 365 applications without repeated sign-in prompts?