12 minFundamentals of Testing
ISTQB Foundation Study Guide
A practical CTFL v4.0.1 study plan covering the six syllabus chapters, exam preparation, test techniques, and how to learn the reasoning instead of memorizing terms.
Read the guide →ShiftQA Lessons · Practical QA guides
Software testing, explained through real decisions.
Use these original guides to understand core QA concepts, practice test-design reasoning, and prepare for ISTQB Foundation without reducing testing to memorized definitions.
9 minFundamentals of Testing
What Is Software Testing?
Understand what software testing is, why teams test, what testing can prove, and how a tester turns product risk into useful evidence.
Read the guide →10 minFundamentals of Testing
The Seven Testing Principles Explained
Learn the seven foundational testing principles with practical examples and understand how they change everyday QA decisions.
Read the guide →11 minTest Analysis and Design
Equivalence Partitioning with Examples
Learn how to divide an input or output domain into useful partitions and select representative software test cases without unnecessary duplication.
Read the guide →10 minTest Analysis and Design
Boundary Value Analysis with Examples
Learn one-value, two-value, and practical boundary testing with worked examples for ranges, counts, dates, sizes, and ordered data.
Read the guide →11 minTest Analysis and Design
Decision Table Testing with Examples
Learn how to model combinations of business conditions and actions, simplify rules, and derive effective decision-table test cases.
Read the guide →8 minTesting Throughout the Software Development Lifecycle
Confirmation Testing vs Regression Testing
Understand how confirmation testing verifies a specific fix while regression testing checks for unintended effects elsewhere.
Read the guide →10 minManaging the Test Activities
How to Write an Effective Defect Report
Write clear, reproducible, evidence-backed defect reports with useful titles, expected and actual results, severity, context, and linked test coverage.
Read the guide →14 minTest Tools
How to Use AI in Software Testing
Learn where AI can strengthen test analysis, test design, exploratory preparation, automation, and reporting—and where evidence, security, and human judgment must remain in control.
Read the guide →Independent study support
ShiftQA Lessons is unofficial preparation. ShiftQA Labs is not an ISTQB accredited training provider and is not affiliated with or endorsed by ISTQB. Use official ISTQB materials as the source of truth for certification requirements.