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Preparation for the Astronomer Airflow 3 Fundamentals Certification. Focused on core concepts like DAGs, scheduling, operators, Airflow architecture, debugging, and monitoring to master workflow orchestration and data pipeline management using Apache Airflow 3.+.

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Apache Airflow 101 ☁️

Last_Update : 09 2025

Welcome to the repository containing quiz questions and notes for Apache Airflow, inspired by the Airflow 101 learning path from Astronomer! πŸš€
This repo helps you build foundational knowledge of Airflow 3 by consolidating key concepts, quizzes, and notes covering core topics like DAG creation, scheduling, the Airflow UI, XComs, sensors, and more.

πŸ“š About Airflow 101 Learning Path

The Airflow 101 learning path guides you through the essential skills to get started with Apache Airflow 3, including:

  • Core Airflow concepts and architecture
  • Navigating and using the Airflow UI
  • Building your first DAG following best practices
  • Efficiently scheduling DAGs
  • Managing data pipelines and tasks

βœ”οΈ Modules Covered

Module Name Description
Introduction to Orchestration and Airflow Overview of data orchestration and Airflow
Airflow: Basics How Airflow works under the hood and DAG basics
Airflow: Local Development Env Setting up a local Airflow development environment
Airflow: UI Monitoring DAGs and Tasks efficiently in Airflow UI
Airflow: DAGs 101 Basics of creating data pipelines in Airflow
Airflow: DAG Scheduling Understanding how DAG scheduling works
Airflow: XComs 101 Sharing data between tasks using XComs
Airflow: Sensors Using sensors to wait for external events
Airflow: Command Line Interface (CLI) Using Airflow CLI for various operations
Airflow: Connections and Variables Managing Connections and Variables in Airflow
[Airflow 2] Airflow: Debug DAGs Debugging DAGs effectively

πŸ“‚ Repo Contents

  • Quiz questions and answers for each module βœ…
  • Concise notes covering important Airflow concepts πŸ“„

πŸ”— Useful Resources

Logo Name Description Link
astronomer-logo Airflow 101 (Airflow 3) Official learning path for Apache Airflow 3 by Astronomer Astronomer Learning Path

⭐ Support

If you find this repo helpful, please give it a ⭐ by clicking the Star button at the top right! It motivates me to keep improving and helps others discover this resource.

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Preparation for the Astronomer Airflow 3 Fundamentals Certification. Focused on core concepts like DAGs, scheduling, operators, Airflow architecture, debugging, and monitoring to master workflow orchestration and data pipeline management using Apache Airflow 3.+.

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