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Welcome to 4QLS

Your starting point for learning smarter

The Four Quarter Learning System is James Dethwick’s repeatable study method for technical certifications. Each quarter has one job, taking you from your first class to exam readiness.

Visit 4qls.com Find your class
  1. Q1
    Overview

    Complete the full class and learn the main ideas.

  2. Q2
    Review

    Read the slides and handouts for the details.

  3. Q3
    Detail

    Practice until you score over 95% on four exams.

  4. Q4
    Memorize

    Lock in your notes and pass a simulated fifth exam.

Where would you like to go?

The method How the four quarters work

See each quarter’s purpose and the exit conditions that tell you when to move on.

Learn the system Azure AI Fundamentals AI-901 class

Introduction to AI in Azure, with guided simulations and bonus material.

Explore AI-901 Azure architecture AZ-305 class

Designing Microsoft Azure Infrastructure Solutions through real-world scenarios.

Explore AZ-305 Study resources Class PDFs

Slides, handouts, and notes to use throughout the four quarters.

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