Microsoft 365 Messaging (MS-203) Practice Exam

The Microsoft 365 Messaging (MS-203) exam is designed for IT professionals who wish to validate their skills in planning, managing, and troubleshooting messaging environments in Microsoft 365. This certification focuses on topics such as Exchange Online management, mail flow, security, and compliance, as well as hybrid environments and troubleshooting best practices. By passing the MS-203 exam, candidates demonstrate their ability to efficiently manage and secure Microsoft 365 messaging solutions, making them valuable assets in any organization that relies on Microsoft's cloud services.
Why is Microsoft 365 Messaging (MS-203) important?

• Establishes expertise in managing Microsoft 365 messaging solutions, boosting credibility.
• Opens up new job opportunities in IT administration and support roles.
• Enhances knowledge of Exchange Online, mail flow, security, and compliance.
• Aligns with the growing need for skilled professionals in cloud-based messaging environments.
• Enables effective management of messaging systems, improving communication and productivity.

Who should take the Microsoft 365 Messaging (MS-203) Exam?

• Microsoft 365 Messaging Administrator
• IT Support Specialist
• Systems Administrator
• Exchange Administrator
• Cloud Administrator

Skills Evaluated

Candidates taking the certification exam on the Microsoft 365 Messaging (MS-203) is evaluated for the following skills:

• Managing Exchange Online and hybrid environments.
• Configuring and managing mail flow and security.
• Implementing compliance and data loss prevention strategies.
• Troubleshooting messaging issues and performance.
• Managing user accounts and permissions in Microsoft 365.

Microsoft 365 Messaging (MS-203) Certification Course Outline
The Microsoft 365 Messaging (MS-203) Certification covers the following topics -

1. Manage Microsoft Exchange Online settings and resources (40–45%)

• Manage organizational and client access settings in Exchange Online

• Manage recipients and resources

• groups, and Microsoft 365 groups

• Manage Exchange hybrid settings and migration

2. Plan and manage the mail transport architecture (25–30%)

• Manage and secure mail flow

• Protection (EOP)

• Identified Mail (DKIM), and Domain-based Message Authentication, and Reporting and

• Conformance (DMARC)

• Troubleshoot mail flow

3. Secure the messaging environment (25–30%)

• Manage role-based permissions in Exchange Online

• Secure messages by using Microsoft 365 Defender

• Manage compliance