What is the purpose of the Pydantic library in FastAPI?

A) To provide front-end development tools

B) To provide serialization and deserialization of data

C) To provide machine learning functionality

D) To provide database management functionality

Correct Answer : To provide serialization and deserialization of data

Explanation : Pydantic is a data validation and serialization library that is used in FastAPI to serialize and deserialize data sent to and from endpoints.