Question Bank
721 approved questions from the community
What is a circular dependency in NestJS?
What is the difference between Dependency Injection and Inversion of Control?
What is the Dependency Inversion Principle (DIP)?
Why are database transactions important?
What is serialization in the context of NestJS?
What is deserialization in the context of NestJS?
What is the purpose of the @Global() decorator?
What is the difference between SSE and WebSockets?
What is coupling in software development?
What is the purpose of the @DeleteDateColumn decorator in TypeORM?
What is the primary difference between tight coupling and loose coupling?
How do NestJS modules contribute to achieving loose coupling?
How does NestJS support authentication and authorization? (Select all that apply)
How can circular dependencies be resolved in NestJS? (Select all that apply)
Why might soft deletes be preferred over hard deletes? (Select all that apply)
How can you secure a NestJS application? (Select all that apply)
What is the role of migration scripts in TypeORM?
In NestJS, when using the forwardRef() utility to resolve circular dependencies, you must use it on both sides of the circular relationship.
What is the purpose of the `revalidate` option in `getStaticProps`?
What are route groups in the App Router?