Angular JS MCQs with answers Page - 19

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.

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Q. Which NgRx concept is used to define the state and its structure?

  • (A) Selectors
  • (B) Reducers
  • (C) Store
  • (D) State interface

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Q. In NgRx, which function returns new state based on actions?

  • (A) Reducer
  • (B) Effect
  • (C) Selector
  • (D) Store

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Q. Which NgRx feature handles side effects like API calls?

  • (A) Store
  • (B) Reducer
  • (C) Effect
  • (D) Selector

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Q. Which RxJS operator is commonly used in NgRx effects?

  • (A) filter
  • (B) switchMap
  • (C) mapTo
  • (D) merge

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Q. Which command runs unit tests in Angular?

  • (A) ng run tests
  • (B) ng test
  • (C) ng karma
  • (D) ng unit

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Q. Which testing utility is used to create test components?

  • (A) ComponentFixture
  • (B) TestBed
  • (C) MockComponent
  • (D) Renderer2

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Q. Which tool is used for server-side rendering in Angular?

  • (A) Express
  • (B) NestJS
  • (C) Angular Universal
  • (D) Spring Boot

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Q. Which Angular CLI command adds server-side rendering support?

  • (A) ng add angular-universal
  • (B) ng add @nguniversal/express-engine
  • (C) ng ssr init
  • (D) ng install universal

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Q. Which Angular directive is used to bind form input using template-driven forms?

  • (A) formControl
  • (B) formGroup
  • (C) ngModel
  • (D) formArray

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Q. Which class is used to create reactive forms in Angular?

  • (A) FormBuilder
  • (B) FormGroup
  • (C) FormControl
  • (D) All of the above

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