I need a website build to run online exams

There are key features that I need

Question bank - where i can add questions and either categories or put them in different folders

Multiple choice questions

Short answer- mostly numbers

Student should be able to choose questions as they want instead of answering first to last unless they want too

Auto grading

Limited or unlimited attempts (admin should be able to set them)

supervisor - resume stopped or paused exams and print out some feedback from the questions that student got wrong

admin account - change modify capability

also I have a specific front end picture in mind so should be able to at least build something close to it