Domain 1 · ~25% of Exam

Designing and Planning

Cloud architecture design and planning.

About This Domain

Domain 1 — Designing and Planning — accounts for ~25% of the PCA certification exam. This domain evaluates your understanding of business requirements mapping, technical requirements analysis, migration planning (lift-and-shift, move-and-improve, rebuild), and related concepts. Cloud architecture design and planning. To pass this section you need practical knowledge of how these services and patterns work together in real-world architectures.

What You'll Be Tested On

  • Business requirements mapping
  • Technical requirements analysis
  • Migration planning (lift-and-shift, move-and-improve, rebuild)
  • Hybrid and multi-cloud architecture

Key Google Cloud Services in This Domain

Study Strategy for Domain 1

This domain represents ~25% of the total exam, making it a significant scoring area. Balance theoretical study with hands-on practice.

Exam Tips for Domain 1

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Know the 3 case studies — Mountkirk Games, Dress4Win, TerramEarth.

Frequently Asked Questions

How many questions on the PCA exam come from Domain 1?

Domain 1 (Designing and Planning) makes up ~25% of the PCA exam, approximately 16 questions.

What services should I focus on for Domain 1?

Key services include Designing & Planning.

How should I prepare for Designing and Planning questions?

Start by reviewing the key topics listed above, then practice with domain-specific questions. Focus on understanding real-world scenarios.

What's the best order to study the PCA domains?

Many candidates start with the highest-weighted domains first: Designing and Planning (~25%), Managing and Provisioning (~25%), Security and Compliance (~21%), Analyzing and Optimizing (~19%), Managing Implementation (~10%).

Practice Domain 1 Questions

Test your knowledge of Designing and Planning with practice questions from our PCA question bank.

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Other PCA Domains