BST Chapter 1

General Instructions

1. Total duration of test is 60 minutes. Timer shown in sidebar.
2. Test auto-submits when the timer reaches zero.
3. The test runs in fullscreen mode. Exiting fullscreen starts a 5-second countdown to auto-submit.
4. Do not switch tabs. Switching tabs starts a 2-second countdown to auto-submit.
5. Return to fullscreen or the tab before the countdown ends to continue safely.
6. Question palette on the right shows answered, marked, and current status.
7. Each correct answer: +5 marks. Each wrong answer: −1 mark. Unanswered: 0 marks.