Angular JS MCQs with answers Page - 17

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. What is the purpose of the `--standalone` flag in Angular CLI?

  • (A) To enable SSR
  • (B) To create a module-less component
  • (C) To add routing automatically
  • (D) To enable Ivy rendering

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Q. Which Angular feature introduced in v16 provides reactive primitives?

  • (A) Observables
  • (B) Signals
  • (C) AsyncPipe
  • (D) ReactiveForms

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Q. Which function is used to declare a signal in Angular?

  • (A) useSignal()
  • (B) createSignal()
  • (C) signal()
  • (D) defineSignal()

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Q. Which method is used to read the current value of a signal?

  • (A) get()
  • (B) read()
  • (C) value()
  • (D) call()

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Q. Which lifecycle hook is best for subscribing to a signal?

  • (A) ngOnInit
  • (B) ngDoCheck
  • (C) ngOnChanges
  • (D) ngAfterViewInit

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Q. What is the primary benefit of standalone components?

  • (A) They improve CSS loading
  • (B) They simplify modularity
  • (C) They auto-generate tests
  • (D) They support SSR only

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Q. Which method enables lazy loading of standalone components?

  • (A) loadComponent
  • (B) loadChildren
  • (C) importComponent
  • (D) useComponent

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Q. Which directive enables conditional rendering based on signal or boolean?

  • (A) *ngShow
  • (B) *ngVisible
  • (C) *ngIf
  • (D) *ngDisplay

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Q. What does ChangeDetectionStrategy.OnPush do?

  • (A) Disables change detection
  • (B) Detects only on input changes
  • (C) Runs change detection on events only
  • (D) Forces manual triggering only

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Q. Which file is updated when a new component is added via CLI?

  • (A) angular.json
  • (B) package.json
  • (C) app.module.ts
  • (D) tsconfig.json

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