Explain dependency injection.

1.	Explain dependency injection.
Answer» The Dependency INJECTION (DI) pattern is a design pattern for implementing the INVERSION of Control (IOC). DEPENDENT objects can be created outside of classes and made available to classes in different ways. Three types of classes are involved in Dependency Injection as follows: Client Class: A client class (dependent class) is ONE that depends on the service class. Service Class: Service (dependency) classes provide services to client classes. Injector Class: This class injects the objects from the service class into the client class.

Answer»

The Dependency INJECTION (DI) pattern is a design pattern for implementing the INVERSION of Control (IOC). DEPENDENT objects can be created outside of classes and made available to classes in different ways. Three types of classes are involved in Dependency Injection as follows:

Client Class: A client class (dependent class) is ONE that depends on the service class.
Service Class: Service (dependency) classes provide services to client classes.
Injector Class: This class injects the objects from the service class into the client class.

Discussion

No Comment Found

Related InterviewSolutions

What do you mean by observer pattern?
Explain dependency injection.
Is there a way to decrease the load time of a web application?
Explain event loop in Node.js.
What are some of the uses of Docker?
Explain the benefits and drawbacks of using "use strict".
Explain the meaning of multithreading.
What is CI (Continuous Integration)?
State difference between GraphQL and REST (Representational State Transfer).
Can you tell me what are the latest trends in Full Stack Development? Also, how do you keep yourself updated about the new trends in the industry?

Explain dependency injection.

Discussion

No Comment Found

Related InterviewSolutions

Reply to Comment