#angularpart13

[techpointfundamentals]

Angular Interview Questions and Answers: Part 13

This is the 13th part of the Angular Interview Questions and Answers Series. In this part we will discuss the answers of the following Angular Questions:

Q149. What is Dependency Injection in Angular? What are the advantages of Dependency Injection? Q150. What are the different components of the Angular Dependency Injection Framework? How does dependency injection work in Angular? Q151. What do you mean by Hierarchical Dependency Injection in Angular? Q152. What is an Injector Tree? What are the different types of Injector Hierarchies in Angular? Q153. What is ModuleInjector Tree in Angular? How can you register services at the module level? Q154. What is the use of @Injectable decorator in Angular? What is root-level Service Registration? Q155. What is the root Module Injector in Angular? Q156. What is PlatforInjector in Angular? What is the difference between platform vs. root injector? Q157. What is the NullInjector in Angular? Q158. What is the difference between the @Injectable() vs @ngModule() service injector? Q159. What is the difference between Lazy Loaded vs Eagerly Loded service provider scope?

Please visit the following link for the Answers of the above Angular Interview Questions:

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