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How Blockchain Works
A student who does not pass an exam must wait at least 48 hours to retake the exam
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The exam tests on four sections:
Certified Blockchain Business Foundations (CBBF) ethereum course How Blockchain WorksOverview The Certified Blockchain Business Foundations (CBBF) exam is an elite way to demonstrate your knowledge and skills in this emerging space. Exams are conducted online through the BTA Student Portal. The exam tests on four sections: General Blockchain Knowledge Why Use Blockchain How Blockchain Works Using Blockchain for Business The CBBF exam is a 70 question multiple choice exam that lasts 1. 5 hours and is a performance based evaluation of