# Mandatory Quiz
You have reached the end of Week 1. Time for a check-up to see how much you have captured!
Please make sure you enter the same email address used to sign up for this course when submitting the quiz.
Follow this link: Week 1 Quiz (opens new window), to submit a pop quiz covering general questions on Cosmos and its main concepts. The quiz contains 37 questions, and you have 120 minutes to complete it.
You need to make sure to submit the quiz by September 23rd, 23:59 UTC latest! In case you cannot make sure to hit this due date, please reach out to us.
You have only 1 attempt to do the quiz. It does not have any impact on your program participation in case you do not pass the quiz.