The MS-203: Microsoft 365 Messaging practice test is designed to help candidates prepare for and pass the Microsoft MS-203 exam.

This exam is aimed at Messaging Administrators who want to validate their skills.

Candidates should have working knowledge of authentication types, licensing, and integration with Microsoft 365 applications.

They should be able to deploy, configure, manage, troubleshoot, and monitor recipients, permissions, mail protection, mail flow, and public folders in hybrid and cloud enterprise environments. They are responsible for managing hygiene, messaging infrastructure, hybrid configuration, migration, transport, mailboxes, and client access.