A 45-minute first sitting for Microsoft 365 fundamentals.
The MS-900 practice test is a single timed sitting: 40 questions, 45 minutes, pass mark 70%. Start it when you can stay uninterrupted. After submit you get a score and per-question explanations on this account.
A live clock and auto-submit when time runs out.
Items can require one answer or several.
Mark uncertain items and move with the question grid.
Answers persist if you refresh mid-sitting.
You receive a score against the 70% pass mark, a count of correct and missed items, and explanation review for this attempt. Retakes stay on the purchasing account. Read the MS-900 exam page for format and related certifications.