Free CSSGB Practice Tests (2026)
Start with the free diagnostic to see where you stand, then practice in tutor or timed mode. Full-length simulations match the real CSSGB.
Diagnostics
CSSGB Practice Test 1
10 questions · 24 min10 free CSSGB practice questions in the real exam format, covering the official content areas, with an explanation for every answer.
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CSSGB Practice Test 2
10 questions · 24 min10 free CSSGB practice questions in the real exam format, covering the official content areas, with an explanation for every answer.
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10 questions · 24 min10 free CSSGB practice questions in the real exam format, covering the official content areas, with an explanation for every answer.
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10 questions · 24 min10 free CSSGB practice questions in the real exam format, covering the official content areas, with an explanation for every answer.
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10 questions · 24 min10 free CSSGB practice questions in the real exam format, covering the official content areas, with an explanation for every answer.
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10 questions · 24 min10 free CSSGB practice questions in the real exam format, covering the official content areas, with an explanation for every answer.
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10 questions · 24 min10 free CSSGB practice questions in the real exam format, covering the official content areas, with an explanation for every answer.
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10 questions · 24 min10 free CSSGB practice questions in the real exam format, covering the official content areas, with an explanation for every answer.
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10 questions · 24 min10 free CSSGB practice questions in the real exam format, covering the official content areas, with an explanation for every answer.
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10 questions · 24 min10 free CSSGB practice questions in the real exam format, covering the official content areas, with an explanation for every answer.
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10 questions · 24 min10 free CSSGB practice questions in the real exam format, covering the official content areas, with an explanation for every answer.
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10 questions · 24 min10 free CSSGB practice questions in the real exam format, covering the official content areas, with an explanation for every answer.
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10 questions · 24 min10 free CSSGB practice questions in the real exam format, covering the official content areas, with an explanation for every answer.
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10 questions · 24 min10 free CSSGB practice questions in the real exam format, covering the official content areas, with an explanation for every answer.
Start testCSSGB Practice Test 15
10 questions · 24 min10 free CSSGB practice questions in the real exam format, covering the official content areas, with an explanation for every answer.
Start testHow these CSSGB practice tests match the real exam
The real ASQ Certified Six Sigma Green Belt (CSSGB) Exam has 110 questions and a 258-minute time limit. Question types: Multiple choice with one correct answer: 100 scored and 10 unscored questions covering the six domains of the 2022 CSSGB Body of Knowledge. Each practice test here uses the same question formats, so you get used to how CSSGB questions are asked before test day.
The tests draw on every CSSGB content area, weighted like the official outline:
- Overview: Six Sigma and the Organization (about 11% of the exam)
- Define Phase (about 20% of the exam)
- Measure Phase (about 20% of the exam)
- Analyze Phase (about 18% of the exam)
- Improve Phase (about 16% of the exam)
- Control Phase (about 15% of the exam)
Use tutor mode to see the explanation after each answer, or timed mode to practise at real exam pace. Every answer comes with an explanation of why it is right and why the other options are wrong.