What structure should be formed for storing test tasks?

Question

Database design

How to form a structure for storing test tasks and design a web application to interact with this database? That is, some people write test tasks, others complete them and evaluate them depending on the correctness of the answers. Question types can be different, for example, "choose one correct answer", "choose several correct answers", "connect the left and right answer columns", "select a number from a range", etc. That is, it is not one common pattern.
Can make generic types, but we only have string(Text)? The question table consists of only three fields: Id, Type, Data. And depending on the type (Type), a simple json serialization / deserialization occurs. With such a structure, the question of storing answers arises, i.e.

Answer 1

10 000 rub)