Angular 7 Interview Questions

What are the new features added in Angular7?

Post Views: 37,924 Following is a list of new features added in Angular7: Angular7 displays an elegant look in the new update. It provides virtual scrolling by using the scrolling package . It facilitates you to use drag and drop property by using the @angular/cdk/drag-drop module. In Angular7, libraries make changes to itself automatically with the updated version of the Material design. Angular7 provides better error handling for @Output if property is not initialized. Angular7 provides added support for Node…

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What is a template in Angular7?

Post Views: 37,913 A template is a HTML view where you display your data by binding controls to Angular component’s properties. You can store your component’s template in one of two places. You can define it inline using the template property, or you can define the template in a separate HTML file and link to it in the component metadata using the @Component decorator’s templateUrl property.

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What is the UrlSegment Interface in Angular 7?

Post Views: 37,895 In Angular 7, the UrlSegment interface represents a single URL segment, constructor, properties and methods like this: class UrlSegment { constructor(path: string, parameters: {…}) path: string parameters: {…} toString(): string } The UrlSegment is a part of a URL between the two slashes and it contains a path and matrix parameters associated with the segment.

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Explain the Architecture overview of Angular.

Post Views: 37,892 Angular is the most popular web development framework for developing mobile and web applications. It uses cross platform mobile development called IONIC that’s why it is not limited to web apps only. There are 7 main building blocks of an Angular application: Component Templates Metadata Data Binding Directives Services Dependency Injection The basic building blocks of an Angular application are NgModules, which provide a compilation context for components. Angular app is defined by a set of NgModules…

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What are the key components of Angular?

Post Views: 37,891 Key components of Angular: Components: Components are the basic building blocks of angular application and used to control HTML views. Modules: Modules are the set of angular basic building blocks like component, directives, services etc. An application is divided into logical pieces and each piece of code is called as “module” and used to perform a single task. Templates: Templates are used to represent the views of an Angular application. Services: It is used to create components…

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