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Basic Concepts (1-20)
What are services and their purpose in Angular? Services in Angular are a way to organize and share code across different parts of an application. They are typically used to handle tasks such as data retrieval, authentication, and business logic. By encapsulating these functions within a service, they can be easily reused and maintained throughout … Read more
Explain directives in Angular. Can you name a few types? Directives: Directives are used to manipulate the DOM, modify the appearance, behavior, or functionality of elements, and enhance the overall user experience. Examples: Examples of directives in Angular include ngFor, ngIf, ngClass, ngStyle, and ngModel. NgFor: The ngFor directive is used for repeating elements in … Read more
What are templates in Angular? Your answer should be : Application’s user interface: Templates are essential to Angular applications because they define the user interface. Structure the layout: HTML shapes web page layout and content by defining elements and their relationships. Tags And Attributes : Elements such as headings, paragraphs, images, and links can be … Read more
How does data binding work in Angular? Data binding allows us to connect the data in our application’s components with the user interface (UI). It enables automatic synchronization of data between the component and the UI without the need for manual updates. This reduces the effort required to keep the UI and data in sync … Read more
What is the role of modules in Angular? Modules play a crucial role in Angular by providing a way to organize and manage code, promoting reusability, encapsulation, and modularity. They define boundaries for components, services, and other entities, enable lazy loading, and allow dependencies to be managed efficiently. Purpose of asking this question : This … Read more
How do you describe components in Angular? Components play a crucial role in Angular applications, providing the structure and behavior for different parts of the user interface. They are self-contained and reusable, and can have inputs, outputs, and lifecycle hooks. Examples such as the “HelloWorldComponent” and “UserComponent” illustrate how components are used in practice.
How do you describe components in Angular? Angular is a powerful framework that lets you build dynamic, interactive web apps. Modules hold components, services, and other features in an application. Angular components—the building blocks of an app—are also important. They contain the HTML, CSS, and JavaScript code needed to render a user interface element. Structural … Read more
What is the difference between AngularJS and Angular? Both AngularJS and Angular are JavaScript frameworks for web application development, but they differ. The first version of Angular was AngularJS, released in 2010. This MVC-based framework uses JavaScript to create dynamic web pages. However, AngularJS is outdated and lacks modern features and optimisations. The advanced version … Read more
Explain the architecture of Angular applications. Angular apps use the Model-View-Controller (MVC) design pattern with some modifications. An Angular application’s user interface is composed of components. A template defines the UI structure and a class contains the logic and behaviour of each component. Angular applications start with AppModule. It declares and imports necessary modules, services, … Read more
What is Angular and why is it used? Google’s open-source Angular framework is popular. It is mostly used to build dynamic single-page applications (SPAs) and organises web development. Angular cuts development time and improves efficiency with its many features and components. Developers can build scalable, interactive, and responsive apps with it. A major benefit of … Read more