Angular JS MCQs with answers Page - 4

Here, you will find a collection of MCQ questions on Angular JS. Go through these questions to enhance your preparation for upcoming examinations and interviews.

To check the correct answer, simply click the View Answer button provided for each question.

Have your own questions to contribute? Click the button below to share your MCQs with others!

+ Add Question

A

Admin • 802.91K Points
Coach

Q. What does Angular use for dependency injection?

  • (A) Injector class
  • (B) Service class
  • (C) DI container
  • (D) Zone.js

A

Admin • 802.91K Points
Coach

Q. Which decorator is used to emit events to parent components?

  • (A) @Input
  • (B) @Output
  • (C) @Injectable
  • (D) @NgModule

A

Admin • 802.91K Points
Coach

Q. What symbol is used to denote event binding?

  • (A) []
  • (B) ()
  • (C) [()]
  • (D) {}

A

Admin • 802.91K Points
Coach

Q. Which concept ensures code modularity in Angular?

  • (A) Components
  • (B) Modules
  • (C) Directives
  • (D) Pipes

A

Admin • 802.91K Points
Coach

Q. How is the root component of Angular app identified?

  • (A) It uses @NgModule
  • (B) It is declared in main.ts
  • (C) It is listed in bootstrap array in AppModule
  • (D) It is named root.component.ts

A

Admin • 802.91K Points
Coach

Q. What does `ngOnChanges` do?

  • (A) Executes when the app starts
  • (B) Executes when input properties change
  • (C) Executes when the view is initialized
  • (D) Executes when the component is destroyed

A

Admin • 802.91K Points
Coach

Q. What is Zone.js used for in Angular?

  • (A) Routing
  • (B) HTTP Requests
  • (C) Change detection
  • (D) State management

A

Admin • 802.91K Points
Coach

Q. Which Angular feature helps to lazy load modules?

  • (A) PreloadingStrategy
  • (B) Route Guards
  • (C) loadChildren
  • (D) NgSwitch

A

Admin • 802.91K Points
Coach

Q. Which Angular service handles navigation between views?

  • (A) ViewService
  • (B) HttpClient
  • (C) Router
  • (D) NavigationService

A

Admin • 802.91K Points
Coach

Q. Which strategy improves Angular app performance by reducing change detection cycles?

  • (A) Default strategy
  • (B) Manual rendering
  • (C) OnPush strategy
  • (D) Detached strategy

Add MCQ in this Category

If you want to share an MCQ question in this category, it's a great idea! It will be helpful for many other students using this website.

Share Your MCQ

Browse Categories

Click on category to learn MCQs of that category.