Tatvasoft Interview Questions, Process, and Tips

Dependency injection is a design pattern used to remove hard-coded dependencies and make code more flexible and testable.

• Dependency injection is a way to provide objects with the dependencies they need to function.

• It involves creating objects with their dependencies injected from outside rather than hard-coding them.

• This makes code more flexible, reusable, and testable.

• There are three types of dependency injection: con...read more

Serverless is a cloud computing model where the cloud provider manages the infrastructure and automatically allocates resources.

• Serverless allows developers to focus on writing code without worrying about infrastructure management.

• It is event-driven and scales automatically based on demand.

• Examples include AWS Lambda, Azure Functions, and Google Cloud Functions.

useMemo is used to memoize a value, while useCallback is used to memoize a function.

• useMemo is used to optimize expensive computations by caching the result and returning it if the inputs haven't changed.

• useCallback is used to optimize expensive function creation by caching the function instance and returning it if the inputs haven't changed.

• useMemo returns a value, while useCallback returns a memoized function.

• useMemo...read more