Azure AZ-400 Exam Prep 2026

The DevOps Engineer Expert exam covers the whole delivery loop — Azure DevOps, GitHub, pipelines, artifacts, monitoring. Certisimo turns that loop into questions you can drill until it is routine. WHAT'S INSIDE • 453 exam-style questions across 6 practice sets, written for the Microsoft Azure DevOps Engineer Expert (AZ-400) exam • On the syllabus: Azure DevOps, GitHub, pipelines, artifacts, deployments, testing and monitoring PRACTICE THE WAY THE EXAM WORKS Use training mode to learn — instant feedback on every answer. Then switch to test mode: a real countdown, a final score, and a review pass over everything you skipped or missed. KNOW WHEN YOU ARE READY A readiness score computed from your own answers tracks how prepared you are, with a study tip pointing at what actually moves you forward. BUILT AROUND REAL STUDY HABITS • Favorites and personal notes on any question • Search across the whole bank in a couple of keystrokes • Session history that shows your scores climbing • Fully offline, on iPhone and iPad, light or dark — no account needed ALREADY BOUGHT THIS APP? Premium is yours — free, forever. It unlocks by itself the first time you open this update: nothing to buy, nothing to restore, no account to create. Your saved questions, your notes and your full history are all still here. GO FURTHER WITH PREMIUM Certisimo Premium unlocks the full explanation behind every answer — why the right choice wins, not just which letter it was — plus unlimited exam simulations, the complete Insights breakdown (weak, hard, new and strong questions) and an ad-free experience. • Weekly $5.99 · Yearly $34.99 with a 14-day free trial · Lifetime $79.99 one-time purchase Download Certisimo and walk into the AZ-400 exam already knowing how it feels. Certisimo is an independent study aid and is not affiliated with, endorsed by, or sponsored by Microsoft Corporation. Weekly and Yearly Premium are auto-renewable subscriptions; Lifetime is a one-time purchase. Subscriptions automatically renew unless cancelled at least 24 hours before the end of the current period. Payment is charged to your Apple ID account, and you can manage or cancel your subscription in your App Store account settings at any time. Terms of Use: https://certisimo-app.web.app/terms Privacy Policy: https://certisimo-app.web.app/privacy