AngularJS Developer Question:
Download Questions PDF

what is DI (Dependency Injection ) and how an object or function can get a hold of its dependencies?

Answer:

DI or Dependency Injection is a software design pattern that deals with how code gets hold of its dependencies. In order to retrieve elements of the application which is required to be configured when module gets loaded , the operation “config” uses dependency injection.

These are the ways that object uses to hold of its dependencies

☛ Typically using the new operator, dependency can be created
☛ By referring to a global variable, dependency can be looked up
☛ Dependency can be passed into where it is required

Download AngularJS Developer Interview Questions And Answers PDF

Previous QuestionNext Question
Please explain what is Angular Expression? Explain what is key difference between angular expressions and JavaScript expressions?What is Angular Expression? How do you differentiate between Angular expressions and JavaScript expressions?