To take the Lean Six Sigma Green Belt certification exam, follow these steps:
Purchase the exam voucher from https://orders.iassc.org/certification-exam-vouchers/green-belt-on-demand-web-based-certification-exam-voucher/.
Your IASSC exam voucher will be delivered to your email
Follow the instructions in the voucher to register to the testing environment and choose a date and time for your exam
Log in to the testing environment 15 minutes before your exam
Simplilearn’s Lean Six Sigma Green Belt certification training program is designed to help you prepare for and pass the exam.