With the Questions tab [1] selected inside a new quiz, click the New Question button [2].
Click the drop-down menu and select the True/False question type.
To build a True/False question, you will need to add the following details:
Hover your cursor to the left of the correct answer to reveal a green "ghost" arrow. Click on the green arrow to the left of the correct answer. You will know which answer is the correct answer because both the arrow and the feedback bubble around that answer will turn green. In this example, the "true" answer is the correct answer.
Type or paste in text for the feedback bubbles. Use the handle at the bottom-right of the text box to expand.
Click the Update Question button.
Click the Save button to save your work on your quiz.
Click the Preview button [1] if you want to verify the quiz before you publish it. When you are ready, click the Publish button [2].
This is what a student sees when they encounter a True/False question in a quiz.
This is what students sees if they are allowed to see correct answers after submitting the quiz.
They will see if their answer was correct or incorrect. No credit is assigned if the student answers a True/False question incorrectly [2].