Microsoft 365 Fundamentals (MS-900)
Foundational understanding of Microsoft 365 cloud services
Single questions with instant feedback — no timer, learn as you go.
What this exam covers
Frequently asked questions
Is the Microsoft 365 Fundamentals (MS-900) practice test free?
Yes. The core Microsoft 365 Fundamentals (MS-900) practice on AceMark is free to start — no credit card needed. Sign in (takes 10 seconds) if you'd like to track your progress, save attempts, and unlock the Mentor. Otherwise, browse and explore questions without an account.
How many questions are in the Microsoft 365 Fundamentals (MS-900) quiz?
Each Microsoft 365 Fundamentals (MS-900) attempt draws 20 questions and runs for about 60 minutes under realistic timed conditions.
Can I retake the Microsoft 365 Fundamentals (MS-900) test, and are the questions randomised?
Yes. Every attempt pulls a fresh, randomised set of questions, so you can't memorise your way through — you retake it until you genuinely know the material.
What score do I need to pass the Microsoft 365 Fundamentals (MS-900)?
The pass mark used in this simulation is 70%. AceMark scores every attempt instantly and shows which topics to review.