Angular JS MCQs with answers Page - 18

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 role of `provideRouter()` in Angular?

  • (A) To define services
  • (B) To configure lazy modules
  • (C) To provide router in standalone apps
  • (D) To add guards

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Q. Which file holds default project configuration in Angular CLI?

  • (A) angular.config.js
  • (B) angular.json
  • (C) cli.config.json
  • (D) project.config.js

A

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Q. Which CLI command updates Angular to the latest version?

  • (A) ng update
  • (B) ng upgrade
  • (C) ng refresh
  • (D) ng version

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Q. What does the `zone.js` library do in Angular?

  • (A) Provides form validation
  • (B) Handles routing
  • (C) Tracks asynchronous operations
  • (D) Manages animations

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Q. Which of the following is not a valid signal operation?

  • (A) computed()
  • (B) effect()
  • (C) watch()
  • (D) reactive()

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Q. Which Angular CLI flag creates a flat folder structure?

  • (A) --skip-tests
  • (B) --flat
  • (C) --minimal
  • (D) --inline-style

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Q. What does the `ng build` command do?

  • (A) Launch a local server
  • (B) Generate a production-ready app
  • (C) Run unit tests
  • (D) Open app in browser

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Q. Which Angular directive is used to loop through an array?

  • (A) *ngLoop
  • (B) *ngEach
  • (C) *ngFor
  • (D) *ngRepeat

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Q. Which signal method reacts to changes without returning data?

  • (A) signal()
  • (B) computed()
  • (C) effect()
  • (D) watch()

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Q. Which library is commonly used for state management in Angular?

  • (A) RxJS
  • (B) NgRx
  • (C) Redux
  • (D) SignalR

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