GOOGLE FORMS: LOCK-DOWN MODE
GOOGLE CLASSROOM: CREATE A QUIZ IN CLASSROOM
You can now create a quiz assignment directly in Google Classroom. With a quiz assignment you can lock a quiz, import grades, see student answers and return grades. To add a quiz assignment, click your Classwork tab, click the "+ Create" button, and click "Quiz Assignment." As with all assignments in Classroom, you can decide when the assignment will be posted, make edits, reuse the quiz in another class, and add class comments.