Databricks offers 7 certifications, but the difficulty varies dramatically between exams. The gap between the SQL-centric Data Analyst Associate and the production-grade ML Professional is wide.
This article ranks all 7 exams head-to-head. We analyze the factors that determine difficulty — question count, time limit, scope breadth, code-question ratio, Japanese availability — and make it clear which exam you should attack first.
We rank all 7 exams by combining scope breadth, question complexity, required hands-on experience, and pass-stories from real candidates. Higher numbers mean harder exams.
ML Professional
Toughest exam; production ML pipeline design
Data Engineer Professional
Large-scale pipelines and advanced architecture
ML Associate
MLflow, AutoML, and Feature Store
Spark Developer
DataFrame API and Spark internals
GenAI Engineer
RAG and LLMs; a new exam with limited prep material
Data Engineer Associate
Great entry point with a relatively high pass rate
Data Analyst Associate
SQL-focused and the most approachable
The #1 hardest exam, ML Professional, demands deep production-grade knowledge: ML pipeline design, distributed training, model deployment. Databricks itself recommends "at least 2 years of hands-on experience" for Professional exams, and the level gap from Associate is clear.
The #7 easiest exam, Data Analyst Associate, focuses on Databricks SQL and dashboard authoring. If you know basic SQL, you can realistically aim for a pass. Beginners should start with either DAA (if you target a data-analyst role) or DEA (if you target a data-engineer role).
Side-by-side spec comparison for every exam. The passing score is 70% and the fee is $200 across the board. More difficulty stars means harder.
Based on official information as of March 2026
| 試験名 | レベル | 難易度 | 日本語 | 問題数 | 時間 | 費用 |
|---|---|---|---|---|---|---|
| Data Engineer Associate | Associate | ★★ | 対応 | 45問 | 90分 | $200 |
| Data Engineer Professional | Professional | ★★★★ | 対応 | 59問 | 120分 | $200 |
| Data Analyst Associate | Associate | ★★ | 英語 | 45問 | 90分 | $200 |
| Machine Learning Associate | Associate | ★★★ | 対応 | 48問 | 90分 | $200 |
| Machine Learning Professional | Professional | ★★★★★ | 英語 | 59問 | 120分 | $200 |
| Apache Spark Developer Associate | Associate | ★★★ | 英語 | 45問 | 90分 | $200 |
| Generative AI Engineer Associate | Associate | ★★★ | 対応 | 45問 | 90分 | $200 |
Associate exams are 45-48 questions in 90 minutes (about 2 minutes per question). Professional exams are 59 questions in 120 minutes (also about 2 minutes each). Professional exams pile on both volume and per-question complexity, so stamina and concentration matter more than on Associate exams.
Language availability affects difficulty too. DEA, DEP, MLA, and GenAI can be taken in Japanese. DAA, MLP, and Spark are English-centric, which adds friction if English is not your strong suit.
Databricks exam difficulty isn't just "how hard the questions are" — five factors combine to set the bar.
Associate exams give you 45-48 questions in 90 minutes — about 2 minutes per question. Professional exams pack 59 questions into 120 minutes (same pace), but long architectural scenarios make pacing tight. DEP and MLP in particular include case studies that take real time to read.
Wider scope means more study time. MLP covers ML pipeline design, distributed training, model monitoring, deployment strategy — a huge surface area. DAA narrows to Databricks SQL and dashboards.
More PySpark/SQL code-reading questions = harder for candidates without implementation experience. Spark Developer is about 30% DataFrame-API code questions — coding hands-on is non-negotiable. DAA is mostly SQL syntax and stays simpler.
English-only exams (DAA, MLP, Spark) add an English-comprehension burden on top of the technical material. If you aren't fluent in technical English, start with Japanese-available exams to keep reading time low.
Professional exams (DEP, MLP) recommend at least 2 years of hands-on experience, and they include architectural and troubleshooting questions that textbook knowledge alone can't answer. Associate exams are still passable with official docs + practice questions.
If you're new to Databricks certs or you want to pass quickly, these are the exams to start with.
The most approachable of all 7 exams. Built around Databricks SQL: query authoring, window functions, CTEs, dashboards. If you write SQL daily, you mostly need to add the Databricks-specific bits (Query Profile, Photon, Result Cache) on top.
Plan on about 1 month of study; SQL veterans can compress to 2 weeks. Note that DAA is English-only — if technical English is a worry, take DEA first.
The most popular Databricks certification, and the natural entry point: Japanese-available and Associate-level. Scope covers Spark SQL, PySpark, Delta Lake, and ETL pipelines, but at an Associate depth.
1-2 months of study is the typical range. Anchor on the official Databricks documentation, then drill with the official Practice Exam plus a question bank. Even with thin hands-on experience, the pass is realistic — and being able to take the exam in Japanese is a real advantage.
Data Analyst Associate
問題 1
Which syntax correctly uses a Window function in Databricks SQL to rank sales within each department?
正解: A
Window functions like RANK() require the OVER clause. PARTITION BY groups by department, ORDER BY ranks descending by sales. This is a recurring pattern on DAA SQL window-function questions.
Professional exams are in a different league from Associate exams. Plan for enough study time and bring real hands-on experience.
The hardest Databricks certification. Scope: production ML pipeline design, Lakehouse Monitoring, distributed training (TorchDistributor, Ray), hyperparameter tuning with Optuna, Blue-Green/Canary deploys. Without real production-ML operations experience, the exam is very tough.
59 questions in 120 minutes, with many long case studies. English-only delivery raises the bar further. Plan on 4-6 months of study, and pass MLA (Associate) first — that's the standard route.
DEA's upper-tier counterpart: tests your ability to design and operate large-scale data pipelines. Scope includes APPLY CHANGES API, Liquid Clustering, System Tables, Delta Sharing, and performance tuning — all in production-grade context.
Japanese delivery makes it less brutal than MLP, but you still have 59 questions in 120 minutes with deep architecture-decision questions. Don't underestimate it. Plan on 3-4 months of study.
ML Professional
問題 2
Inference latency in a production ML pipeline on Databricks suddenly spikes. What should you check first?
正解: B
In production, identify the cause first. Use Lakehouse Monitoring to inspect data drift (changes in input distribution) and inference metrics (latency, throughput), then pick a remediation. Jumping straight to retraining or scaling up is the wrong first move.
Study time depends heavily on prior experience, but these are typical ranges, assuming 1-2 hours per day.
The fastest way to compress study time is to read the official Exam Guide and focus on the highest-weighted domains. Spreading effort evenly across the whole scope wastes time. Use a question bank early to surface weak spots and concentrate your prep there.
Recommended exam orders by career path. Stepping up gradually lets each exam's knowledge feed into the next.
Order: DEA → DEP → Spark. Start with DEA (Data Engineer Associate) for Databricks fundamentals and Delta Lake. Step up to DEP (Professional) for large-scale pipeline design. Then close with Spark Developer to deepen your Spark internals understanding.
Order: MLA → MLP → GenAI. MLA (ML Associate) covers MLflow, AutoML, and Feature Store fundamentals. MLP (Professional) steps up to production ML pipeline design. GenAI closes out with modern LLM and RAG techniques.
Order: DAA → DEA → MLA. DAA (Data Analyst Associate) proves SQL analytics skill. DEA (Data Engineer Associate) builds pipeline understanding. MLA (ML Associate) adds machine-learning fundamentals to broaden your skill set.
Get a feel for the difficulty
Check your current level with real exam-style questions
Try free questions →Which Databricks certification is the easiest?
Data Analyst Associate (DAA) is the most approachable. It is SQL-centric, so if you already use SQL day-to-day and know the basics of Databricks SQL and dashboard authoring, about one month of focused study is usually enough.
Which Databricks certification is the hardest?
Machine Learning Professional (MLP) is the hardest of the seven. It tests production-grade ML pipeline design, distributed training (TorchDistributor, Ray), Lakehouse Monitoring, and Blue-Green/Canary deploys. Without real hands-on production ML experience, passing is very difficult.
How many months does it take to earn a Databricks certification?
It ranges from 1 to 6 months depending on the exam. DAA (easiest) takes about 1 month, DEA 1-2 months, MLA and Spark 2-3 months, DEP 3-4 months, and the hardest exam, MLP, takes 4-6 months. Hands-on experience and daily study time change these numbers significantly.
Related Databricks Certification Articles
Databricks Certifications Overview
All 7 exams: scope and passing scores
How to Study for Databricks Certifications
Fastest path to passing and study-time estimates
Data Engineer Associate: Complete Guide
Exam scope and sample questions
Data Analyst Associate: Complete Guide
Easiest cert in the lineup — SQL-focused
Generative AI Engineer Associate: Complete Guide
Covers RAG, LLM, and Vector Search
Practice with certification-focused question sets
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NicheeLab editorial team focused on data engineering and cloud certification learning. Content is structured around practical study needs and official exam domains.
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