MS-100 Exam Study Guide (Microsoft 365 Identity and Services)

MS-100 Microsoft 365 Identity & Services Study Guide

Preparing for the MS-100 Microsoft 365 Identity and Services exam to achieve the Microsoft 365 Certification for Enterprise Administrator Expert? Don’t know where to start? This post is the MS-100 Certificate Study Guide (with links to each exam objective).

I have curated a list of articles from Microsoft documentation for each objective of the MS-100 exam. Please share the post within your circles so it helps them to prepare for the exam.

MS-100 Microsoft 365 Identity & Services Course

MS-100 M365 Identity & Services Practice Test

To view other Microsoft 365 certificate study guides, click here

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Design and Implement Microsoft 365 Services (25-30%)

Manage Domains

Add and configure additional domains

Add a new domain in Microsoft 365

Configure user identities for a new domain name

Add a new user to Microsoft 365 business subscription

Configure workloads for a new domain name

Understand DNS record types

Design domain name configuration

Planning domain, multiple domain & subdomains

Set Primary domain name

Set primary domain name in Microsoft 365

Verify custom domain

Verify your domain in Microsoft 365 [point 5]

Plan a Microsoft 365 Implementation

Setup Microsoft 365 Tenancy and Subscription

Manage Microsoft 365 Subscription and Tenant Health

Plan Migration of Users and Data

Manage User Identity and Roles (35-40%)

Design Identity Strategy

Plan Identity Synchronization by Using Azure AD Connect

Design directory synchronization

Hybrid identity & directory synchronization for Microsoft 365

Implement directory synchronization with directory services, federation services, and Azure endpoints

Set up directory synchronization for Microsoft 365

Deploy Microsoft 365 Directory Synchronization

Azure AD Connect sync V2 endpoint API

Manage Identity Synchronization by Using Azure AD

Manage Azure AD Identities

Manage User Roles


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Manage Access and Authentication (20-25%)

Manage Authentication

Implement Multi-Factor Authentication (MFA)

Configure Application Access

Implement Access for External Users of Microsoft 365 Workloads

Plan Office 365 Workloads and Applications (10-15%)

Plan for Office 365 Workload Deployment

Plan Microsoft 365 Apps Deployment

This brings us to the end of the MS-100 Study Guide

What do you think? Let me know in the comments section if I have missed out on anything. Also, I love to hear from you how your MS-100 Microsoft 365 Identity & Services certification preparation is going on!

In case you are looking for other Microsoft 365 certification exams check out this page

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