The AZ-900 Guide
Everything you need to know before sitting for Microsoft Azure Fundamentals
Why AZ-900 matters in 2026
Microsoft Azure Fundamentals is one of the most recognized credentials issued by Microsoft, and 2026 hiring data continues to show AZ-900 on job postings as either required or strongly preferred for the roles it targets. The certification validates that you can apply real working knowledge, not just recall facts, across 3 distinct exam domains, with the largest weight on Describe Azure architecture and services. For candidates competing in the Microsoft ecosystem, AZ-900 is a clear signal to a hiring manager that you have invested in measurable, third-party-verified competence.
Who should take AZ-900
AZ-900 is most useful for professionals working in or moving toward the Microsoft ecosystem. In short: Foundational Azure knowledge for cloud beginners and decision-makers. If you are early in your career, AZ-900 is one of the fastest credentials to add to a résumé that recruiters actively screen for. If you are mid-career, it formalizes the skills you already use day-to-day and unlocks roles that gate on it. If you are switching tracks, it gives you a structured curriculum that tells you exactly what to study, in what order, weighted by what the real exam tests.
Exam structure and difficulty
The Microsoft Azure Fundamentals exam is organized into 3 domains, each weighted by the official Microsoft exam guide. The heaviest weighting is Describe Azure architecture and services at 37% of the exam, so that is where you should spend the most preparation time. The lightest is Describe cloud concepts at 27%, meaning you can dedicate roughly proportional review time without over-investing.
Format details: 40-60 questions · 60 minutes · Multiple-choice and case-study formats · Pass score 700/1000. Following the domain weights is the single biggest leverage point candidates miss, because many over-study lower-weighted material that feels comfortable.
How to prepare
A practical four-step plan for AZ-900:
- Read the official Microsoft exam guide for AZ-900 and write down every sub-objective. This becomes your study checklist.
- Use the domain practice quizzes on this page in weight order (heaviest first). Aim for 80% on each domain before moving on.
- When you miss a question, read the explanation for every wrong answer, because that contrastive learning is where understanding compounds.
- Once every domain is at 80%+, take the Mix Quiz repeatedly to simulate real exam conditions across all topics.
Career outcomes and salary
Holders of AZ-900 in the US currently see compensation in the range of $65k to $147k per year, with median around $102k. Foundational Azure Salary varies by region, employer size, and complementary skills, but the AZ-900 credential consistently lifts the floor of what you can negotiate against. Source: ZipRecruiter, Payscale, 2026.
Common pitfalls
The three traps that kill AZ-900 candidates: (1) over-memorizing acronyms instead of practicing the application of concepts in scenarios, when the exam is scenario-driven, not a vocab quiz. (2) Skipping the heaviest-weighted domain because it feels less interesting, which can fail the whole exam by neglecting Describe Azure architecture and services. (3) Not timing practice sessions, when the exam has a real clock and pacing is its own skill. Build timing into your last two weeks of prep.
AZ-900 questions, answered
How many questions are on the AZ-900 exam?
40 to 60 questions, multiple-choice and case-study formats, in 60 minutes.
What is the passing score for AZ-900?
You need 700 out of 1000.
How much does AZ-900 cost?
The exam costs $99 USD, Microsoft's standard fundamentals-tier price.
Do I need AZ-900 before AZ-104?
No, it is not a prerequisite for AZ-104 or any other Azure role-based certification. It is an optional foundational exam useful if you are new to cloud concepts.
Is AZ-900 hard?
It is designed as an entry-level exam for both technical and non-technical audiences and does not require hands-on Azure experience. Most candidates prepare in 1 to 3 weeks using Microsoft Learn's free materials plus practice questions.
How long is AZ-900 certification valid?
It does not expire and requires no renewal, unlike Microsoft's role-based certifications (like AZ-104), which are valid for 1 year with a free online renewal assessment.
Is this AZ-900 practice test free?
Yes. Every AZ-900 practice question on QuizBuffet is free, with instant feedback and an explanation for each answer, no signup required.