Frequently Asked Questions
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Who can take the exams?
The exams are open to anyone aiming to achieve excellence in their field. Multiple attempts may be required to pass, ensuring a standard level of learning and preparation for those who succeed.
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Will I need a specific device to take the tests?
No. Most personal computers, tablets, or smartphones can be used to take the tests.
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What am I going to be tested on?
You will be evaluated on your ability to correctly answer questions and achieve a 70% passing score within a specified time frame. Each exam has its own key points, but all tests require familiarity with the L6S GST Body of Knowledge. This BoK was assembled by a team of experts, based on widely recognized literature in the field, and validated by the L6S Group Advisory Committee, which includes business leaders and operational excellence experts from multiple industries.
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Are there any prerequisites?
Candidates must be familiar with the L6S GST Body of Knowledge. It is advisable to have completed coursework in Lean, Six Sigma, Operations Management, and Project Management. For Six Sigma, familiarity with statistical software such as Minitab, SPSS, or SAS is highly recommended.
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What about time limits?
Each test has its own time frame displayed on your screen. The clock starts ticking only after you enter your name, email, and confirm you are ready to begin. You will not be able to pause or reset the examination clock.
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What will I need during the exam?
- A quiet environment
- A valid access key
- A reliable Internet connection
- A non-programmable calculator
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What if my connection is bad or I lose it?
The time will not stop. If you leave the exam session or lose your internet connection, the countdown will continue. If you believe you were incorrectly disconnected or experienced technical difficulties that prevented you from completing the exam, contact our customer service at
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What is the format of the exams?
- Exams are designed in a multiple-choice format with four possible answers, though true/false questions may occasionally appear.
- You can select and confirm only one answer at a time before proceeding to the next question.
- All questions have the same weight.
- You cannot change answers once they are submitted.
- Omitted answers are equivalent to wrong ones.
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When will I receive my test results and certificates?
- Results are displayed immediately after the last question is answered or the time expires, along with a brief report. You will also receive a summary email.
- The certificate is downloadable, and a link will be sent via email.
- To request a printed certificate for a small fee (variable based on courier rates), inquire at
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How much time do I have before my access key expires?
Access keys expire one year after the date of purchase. Within this time frame, you are encouraged to schedule your exam session whenever convenient.
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Why are the tests called “standard”?
Global Standard Tests are based on a verifiable body of knowledge inspired by the requirements of leading global organizations. GSTs aim to demonstrate a universally recognizable and verifiable level of knowledge (see Credential Verification).
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What happens when I pass the exam?
Passing a Global Standard Test earns you a credential that you can showcase on your resume and use in professional contexts. While certification doesn't automatically boost your career, many individuals have advanced professionally within a year of certification.
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Does my certification have an expiration date?
No. However, the L6S Advisory Committee strongly encourages re-certification every five years to stay current with trends and maintain relevant preparation. Inquire about special discounts for certified individuals at
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How can I validate the reliability of my certification?
You can validate your certification's reliability by referring to the L6S GST Body of Knowledge or taking an equivalent Talent Appraisal Test. For more details, check the Credential Verification area.
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Do you offer discounts or time extensions for bundle/corporate purchases?
Yes, we do! Contact our customer service at
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Is there anything else I should know?
Yes, the L6S Advisory Committee adopts an Honor System Philosophy based on five principles known as the “certification pillars”:
- Adult learning environment
- Open-book testing
- Time limits for completing exams
- Randomization and continuous revision
- Provable preparation
We ask candidates to abide by the L6S Group Honor Code, which forbids unfair practices such as receiving assistance during the test or attempting to tamper with the time score or questions.