Please don't worry. You can reattempt the test by following these instructions -

* Ensure you have a steady internet connection & fully charged laptop before starting the exam

* Don't click anywhere outside the test window like the charge icon, wifi connection, notifications, etc, except code playground. Turn your desktop/pc notifications off.

Note: We are trying to habituate you to the actual exam environment. In the interview exams, you will get terminated if you do the above-mentioned actions.