How many questions are in the Apache Airflow DAG Authoring practice bank?

The Certilum bank for the Apache Airflow DAG Authoring holds 75 Foundation questions across 5 exam domains. Every question ships with a written explanation of why the right answer is right, and each row exists in three wording variants, so a session never repeats itself verbatim.

How long is the Apache Airflow DAG Authoring exam?

The real Astronomer exam is timed at around 60 minutes, with a passing score of 70%. The Certilum diagnostic mirrors that structure so your practice session feels like test day.

What is the Apache Airflow DAG Authoring exam complexity score?

We measured 75 questions and scored them 1-10 on a composite of format difficulty: multi-select questions (which require every correct option), scenario-length questions, interactive code questions and explanation depth. The Apache Airflow DAG Authoring scores 1.9 out of 10, with a per-domain breakdown on the difficulty page.

Is the Apache Airflow DAG Authoring exam practice free?

Yes. You can run the full diagnostic for free, get domain-level scoring and see which domains cost you the most points before deciding whether to go further.

Which domains should I focus on for the Apache Airflow DAG Authoring?

The Apache Airflow DAG Authoring blueprint is split into 5 domains, and the heaviest one carries 25% of the exam. The difficulty breakdown shows where the hardest questions actually sit, so you can spend your study time where it pays.

Free diagnostic practice

Apache Airflow DAG Authoring

AF3-DA

The Apache Airflow DAG Authoring certification by Astronomer validates a professional's ability to design, develop, test, and deploy robust Directed Acyclic Graphs (DAGs) using Apache Airflow

60 min

70% to pass

75 bank questions

5 domains

certilum

Start the full practice examApache Airflow DAG Authoring — freshly shuffled Foundation questions, timed, with domain scoring and explanations.

Exam syllabus, organized by domain

The official Astronomer blueprint, with the real weight each domain carries on test day.

Try a real question

Answer one question from the live bank. Grading happens on our servers, so the answer key never reaches the page.

Try a real question

Sample Apache Airflow DAG Authoring exam question

Answer this question the same way you would on exam day. No sign-up needed — one random question, three tries to swap it out.

ProficientOperators and Hooks

A workflow requires running a Bash script for file manipulation and then updating a PostgreSQL table based on the script's output. What is the recommended operator pairing to ensure proper resource isolation and code clarity?

Exam facts at a glance

Every figure below comes from the certification record or from the question bank itself.

Time limit: 60 minutes
Passing score: 70%
Domains: 5
Questions in our bank: 75
Level: ASSOCIATE
Measured complexity: 1.9 / 10
Question mix: 28 single · 24 multi · 23 interactive

Where the hard questions actually are

We score every question in the bank 1-10 on a reproducible formula. Below is the per-domain breakdown.

Exam complexity score1.9/10Gentle · measured across 75 bank questions

Advanced DAG Authoring19 questions · complexity 1.9/10 · Gentle
32% multi-select · 0% scenario · 32% interactive
DAG Development Fundamentals19 questions · complexity 1.9/10 · Gentle
32% multi-select · 0% scenario · 32% interactive
Deployment and Security7 questions · complexity 1.7/10 · Gentle
29% multi-select · 0% scenario · 29% interactive
Operators and Hooks19 questions · complexity 1.9/10 · Gentle
32% multi-select · 0% scenario · 32% interactive
Testing and Quality Assurance11 questions · complexity 2.0/10 · Gentle
36% multi-select · 0% scenario · 27% interactive