It is possible for instructors to export both assessments and question pools from ReggieNet's Tests & Quizzes tool. The process requires several steps. Once successfully exported, however, this data can then be important into Canvas for future courses.

Illinois State University Help Article:  Export Assessments & Question Pools from ReggieNet and Import to Canvas

You can view all your quizzes in your course on the Quizzes Index page. As an instructor, you can also add quizzes and modify quiz settings.

Canvas Guide: How do I use the Quizzes Index Page? 

Canvas has four different types of quizzes: graded quiz, practice quiz, graded survey, and ungraded survey.

Canvas Guide: What are Quizzes?
Illinois State University Help Article:

• Set or Reset the Default Quiz Engine in your Canvas Course
• IP Filtering in Canvas

The quiz tool is used to create and administer online quizzes and surveys.

Canvas Guide: What quiz types can I create in a course?

When you create a quiz, you have a variety of options to choose from within a quiz.

Canvas Guide: What options can I set in a quiz? 
Illinois State University Help Article: Set a Password on a Quiz in Canvas

As an instructor, you can publish or unpublish quizzes in a course. Unpublished content is invisible to students, and graded quizzes are excluded from grade calculations.

Canvas Guide: How do I publish or unpublish a quiz as an instructor?

You can easily import quizzes from programs that create QTI files.

Canvas Guide: How do I import quizzes from QTI packages?

You can add files and images to your quiz questions by linking to your course content and also link course content in the quiz instructions.

Canvas Guide: How do I link course content to a quiz question?

Question Banks are a place to house questions that can be added to quizzes across courses or accounts.

Canvas Guide: How do I create a question bank in a course?
Illinois State University Help Article: Question Banks in Canvas

You can delete Question Banks that you no longer use.

Canvas Guide: How do I delete a question bank in a course?

You can easily share Question Bank questions among several Canvas courses.

Canvas Guide: How do I import a question bank from one Canvas course to another?

When you link a Question Bank to a Question Group, you will see all of the Question Banks that you have built in the same course, and those you have bookmarked in other courses where you are the Instructor.

Canvas Guide: How do I create a quiz with a question group linked to a question bank? 

You can view student quiz results within each quiz in your course by viewing the quiz results page or moderating the quiz.

Canvas Guide: How do I view student results in a quiz? 

This feature is designed to help you investigate problems a student may have in the quiz and gain insight into your questions. Quiz logs are not intended to validate academic integrity or identify cheating for a quiz.

Canvas Guide: How do I view a quiz log for a student?

You can view results after one or more students have taken the practice quiz.

Canvas Guide: How do I view practice quiz results in a course?

If you accidentally published a quiz that needs to be corrected, you can use quiz regrade to edit existing quiz questions and tell Canvas to recalculate student grades.

Canvas Guide: What options can I use to regrade a quiz in a course?

If you have set a time limit on your quiz, you can grant access for extra time. If the student hasn't taken the quiz, the extra time will be added to the student's initial attempt and additional attempts. Learn more about managing extra attempts.

Canvas Guide: Once I publish a timed quiz, how can I give my students extra time?
Illinois State University Help Article:  Building Accessible Quizzes in Canvas

Once you have published a quiz, the quiz sidebar shows the Moderate Quiz link, which allows you to moderate the quiz for each student in your course. On the Moderate Quiz page you can view the progress of student submissions and view the number of quiz attempts each has taken. You can also grant students extra attempts, grant extra time for timed quizzes, and manually unlock quiz attempts.

Canvas Guide: Once I publish a quiz, how do I use the Moderate Quiz page?

When creating or editing a quiz, you can assign a quiz to a specific student. Availability date functionality is still available for each quiz, and only the student(s) specified in the quiz details can view the quiz.

Canvas Guide: How do I assign a quiz to everyone, individual students, or sections?