MS-220: Solve Microsoft Exchange Online Problems ; Prep exam

This learning tests is designed to help you prepare for the Microsoft Azure IoT developer exam of AZ-220. Candidates who pass on the AZ-220 exam will gain the specialized developer certification of Microsoft Azure IoT.

This Tests MS-220 Practice covers all the following topics:

Domain 1 – Understanding Troubleshoot mail flow issues (20–25%)

1.1 Learn Troubleshooting Exchange Online mail flow issues

• Examine and interpret message headers
• Examine and interpret message trace results and policies associated with those results
• Examine whether a mail flow rule or conditional mail routing is affecting mail flow
• Examine and Identify rules that are evaluated and policies that are applied when sending or receiving email
• Examine troubleshooting issues where users cannot send or receive email and no NDR is generated or displayed
• Examine troubleshooting issues where email destined for one tenant is incorrectly routed to another tenant
• Examine troubleshooting delivery delays

1.2 Learn troubleshooting mail flow issues with external systems

• Examine and analyze SMTP protocol logs for hybrid deployments and third-party systems
• Examine troubleshooting issues related to mail flow for hybrid deployments
• Examine troubleshooting DNS-related mail flow issues
• Examine troubleshooting SMTP relay issues
• Examine troubleshooting SMTP certificate issues

1.3 Learn troubleshooting other mail flow issues

• Examine and identify types of NDRs and interpret NDR data
• Examine which active rules impact email attachments
• Examine which rules are triggered when an email arrives at a user’s inbox
• Examine troubleshooting issues related to blocked attachment types
• Examine troubleshooting issues with corrupted inbox rules

1.4 Learn troubleshooting issues reported by Microsoft Defender for Office 365

• Examine why an email is marked as spam
• Examine why messages are being quarantined
• Examine whether the sender SPF, DMARC, and DKIM records are valid
• Examine troubleshooting anti-spam policies
• Examine troubleshooting messages that are categorized as false positive or false negative

Domain 2 – Understanding Troubleshoot compliance and retention issues (25–30%)

2.1 Learn troubleshooting compliance issues

• Examine and identify roles required to perform eDiscovery actions
• Examine and describe Microsoft Purview compliance portal retention policies
• Examine troubleshooting eDiscovery issues
• Examine and identify what types of holds are associated with an item
• Examine troubleshooting in place and eDiscovery holds
• Examine Search for and delete email messages in an organization
• Examine how to clear or purge recoverable item folders

2.2 Learn troubleshooting retention issues

• Determine retention tag types and actions
• Determine the process for calculating item retention age
• Examine troubleshooting issues creating and applying retention policies
• Examine and interpret Messaging Records Management (MRM) mailbox diagnostics logs
• Examine and interpret message properties used by message records management (MRM)

2.3 Learn troubleshooting Microsoft Purview Message Encryption and S/MIME issues

• Examine troubleshooting issues with messages that are not encrypted or decrypted as expected
• • Troubleshoot issues where external users cannot decrypt messages but internal users can decrypt messages
• Examine troubleshooting issues reading, replying to, or forwarding protected messages from Microsoft 365 on mobile devices
• Examine troubleshooting mail flow rules
• Examine troubleshooting revocation issues for encrypted emails
• Examine troubleshooting S/MIME issues

2.4 Learn troubleshooting mailbox auditing issues

• Examine troubleshooting issues searching audit logs
• Examine troubleshooting user actions (for example user reports an item is deleted but they say they did not delete)
• Examine troubleshooting bulk actions including email creation, moves, modifications, and deletion
• Examine troubleshooting non-owner actions
• Examine troubleshooting audit log retention period issues
• Examine troubleshooting auditing not working

2.5 Learn troubleshooting journaling

• Examine troubleshooting duplicate journal entries
• Examine troubleshooting email not being journaled
• Examine troubleshooting journal OME decryption issues

Domain 3 – Understanding Troubleshoot mail client issues (20–25%)

3.1 Learn troubleshooting connectivity and authentication issues

• Determine how to obtain Outlook client configuration information
• Examine troubleshooting Exchange authentication policies
• Examine troubleshooting client access rules
• Examine troubleshooting issues with modern authentication
• Examine troubleshooting Outlook on the web (OWA) sign in issues
• Examine troubleshooting Autodiscover issues
• Examine Outlook client cannot connect to Exchange Online mailbox
• Examine troubleshooting Outlook continuously prompting for Exchange Online password

3.2 Learn troubleshooting calendaring issues

• Examine and analyze mailbox and calendar diagnostic logs
• Examine troubleshooting broken manager/delegation issues
• Examine troubleshooting Resource Booking Assistant issues

3.3 Learn troubleshooting calendar sharing issues

• Examine troubleshooting permissions issues related to calendar sharing
• Examine troubleshooting issues publishing and accessing calendars shared with external users
• Describe why content for a published calendar is not up to date

3.4 Learn troubleshooting issues with mobile devices

• Examine and identify mobile device access states and what the states indicate
• Examine and review mobile devices statistics to confirm the reason for a block
• Examine and review the Allow/Block/Quarantine (ABQ) list to identify blocked or quarantined devices
• Examine troubleshooting Exchange device access rules
• Examine and review and interpret ActiveSync logs to troubleshoot Outlook Sync EAS connection issues
• Examine troubleshooting connectivity issues with native ActiveSync

   

Domain 4 – Understanding Troubleshoot Exchange Online configuration issues (15–20%)

4.1 Learn troubleshooting provisioning issues

• Examine and troubleshoot validation errors encountered during object provisioning
• Examine when to restore or recover an inactive mailbox
• Examine troubleshooting issues managing resource mailboxes
• Examine troubleshooting issues purging deleted users

4.2 Learn troubleshooting recipient issues

• Examine troubleshooting automatic email forwarding
• Examine troubleshooting matching issues with Azure AD, part of Microsoft Entra
• Examine troubleshooting distribution list membership issues (including dynamic distribution groups)
• Examine troubleshooting issues with archive mailboxes including auto-expanding archive mailboxes
  

4.3 Learn troubleshooting org-wide settings

• Examine troubleshooting domain setup and configuration issues
• Examine troubleshooting address book policies
• Examine troubleshooting address lists
• Examine troubleshooting allowed file types
• Examine troubleshooting mailbox plans
• Examine troubleshooting Client-Access Services (CAS) mailbox plans

4.4 Learn troubleshooting public folder issues

• Examine troubleshooting Exchange Online access to public folders
• Examine troubleshooting mail-enabled public folders
• Examine troubleshooting issues sending email to public folders
• Examine troubleshooting hybrid access to public folders
• Examine troubleshooting load-balancing issues for public folders

Domain 5 – Understanding troubleshoot hybrid and migration issues (10–15%)

5.1 Understand troubleshooting hybrid configuration issues

• Examine troubleshooting Hybrid Configuration Wizard issues
• Examine troubleshooting hybrid mail flow issues
• Examine troubleshooting free/busy issues for hybrid deployments
• Examine troubleshooting issues synchronizing remote recipient attributes with Exchange Online

5.2 Troubleshoot migration issues

• Examine troubleshooting endpoint creation issues
• Examine and review migration users and move requests
• Examine troubleshooting slow migrations
• Examine troubleshooting Data Consistency Score (DCS) issues
• Examine troubleshooting failed migrations
• Examine troubleshooting public folder migration issues

BENEFITS:

Main resources of the Practice Tests MS-220 course

• 4 Complete simulated exams (more than 170 unique questions)

• Practical tests based on objectives.

• Exhaustive explanation in each question.

• Reports to evaluate strengths and weaknesses.

• Unlimited access forever.

• Constant updates for MS-220 Practice Tests.

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