Pergunta de entrevista da empresa Simplilearn Solutions

What is MVC? What is javascript closures? What is lookup, aggregation in mongodb? How to handle transactions in mongodb? What is function currying? What is the use of ORM? How to perform join in two different collections in mongodb? Difference between arrow function and normal function Difference between SQL and NoSQL databases Difference between monolithic and microservices architecture. How to handle the failure of the database?