Angularjs training in Chennai

Five Common AngularJs interview questions covered in AngularJs Training in Chennai

  1. How does the AngularJs boot process work?

The following events occur after the page is loaded in the browser.

  • The first thing is that the HTML document is loaded and evaluated by the browser. Second, the angular file is loaded, and similarly, the object is created. Finally, the controller function where the JavaScript file is registered is executed.
  • AngularJs goes through all the angularJs apps, and when any angularjs file is located, it connects with the controller function.
  • The controller functions to execute the controller function. It then views the data from the controller, and then the page is ready. Doing AngularJS Online Training would give you more details.
  1. Define MVS

Model View Controller (MVC) is a software design pattern developers use to develop web applications.

  1. What are the major advantages of using AngularJs?
  • A single-page application can be easily created using AngularJs in a tidy way that can be maintained easily.
  • Reusable components are provided by AngularJs, which makes the work easy for the developers.
  • AngularJS Course in Bangalore says that when the developer uses AngularJs, he does less coding, but in return, he gets much functionality.
  • When the applications are developed using angularJs, the applications can run on all the major browsers and smartphones, tablets and phablets.
  • Using angularJs, the user can get a rich user experience which can be responsive in nature.
  1. Define $rootScope

The JavaScript object that joins controllers with the views is called a Scope. It contains model data. This model data is assessed in the controllers by the object called $scope. The parent of all the cope variables is called $rootScope.

  1. How can data be validated in AngularJs?

Validation and form filling can be done in an easy way using AngularJs. According to Angularjs Training Institute in Hyderabad this activity can be done using $dirty and $invalid flags.

  • $dirty- This states that the value has been changed.
  • $invalid- When the user enters an invalid number, this is stated.
  • $error- When the user enters the wrong data. That is the exact error.

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