What is the difference, if any, of the resulting code logic based on these two provider configurations? [{ provide: FormattedLogger, useClass: Logger }][{ provide: FormattedLogger, useExisting: Logger }];

What is the purpose of the data property (seen in the example below) in a route configuration? {path: 'customers', component: CustomerListComponent, data: { accountSection: true }}

In order for Angular to process components in an application, where do the component types need to be registered?

When a service is provided for root and is also added to the provider's configuration for a lazy-loaded module, what instance of that service does the injector provide to constructors in the lazy-loaded module?

In reactive forms, what Angular form class type is used on the native DOM element to wire it up?

Which of the following is the correct syntax of the jsonp()method of the $http service?

in AnguiarJS. which of the following steps is mandatory to enable routing in your application? Also. you have to check whether these syntaxes are valid or not. 1. include the AngularJS Route module: 2. Add the ngRoute as a dependency in the application module: var app = angular.module(myApp, [ngRoute]);

Which of the following CSS classes depicts that the state of the input control has been changed by the user?

Which of the following CSS classes depicts that the user has not yet communicated with the input control?

if a conditional expression for an ng-if directive on a div element evaluates to false, then which of the following options correctly describes the result of this event?