MS-102 Deploy and manage a Microsoft 365 tenant Practice Question
Your organization plans to migrate from on-premises Exchange to Exchange Online. You need to ensure minimal disruption during the migration. Which approach should you recommend?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Deploy a hybrid configuration and migrate mailboxes in batches.
A hybrid migration allows you to gradually move mailboxes while maintaining coexistence, minimizing disruption. Option B (cutover migration) is disruptive and only suitable for small organizations. Option C (IMAP migration) does not fully migrate calendar or contacts. Option D (third-party tool) is unnecessary for standard migrations.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Deploy a hybrid configuration and migrate mailboxes in batches.
Why this is correct
Hybrid migration allows gradual migration with coexistence.
- ✗
Perform a cutover migration during a weekend.
Why it's wrong here
Cutover migration causes downtime and is not suitable for minimizing disruption.
- ✗
Use IMAP migration to migrate all mailboxes in parallel.
Why it's wrong here
IMAP migration does not migrate calendar or contacts.
- ✗
Use a third-party migration tool for a one-time bulk migration.
Why it's wrong here
Third-party tools are not necessary and can introduce complexity.
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This MS-102 practice question is part of Courseiva's free Microsoft certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the MS-102 exam.