Angular Fundamentals: Essential Interview Questions Quiz Quiz

Test your knowledge of Angular front-end development with this quiz based on common Angular interview questions and answers. Ideal for beginners and professionals, this quiz covers core Angular concepts, components, services, data binding, directives, and more.

1. Identifying Angular

   Which statement best describes Angular as used in front-end web development?

   1. A styling library for responsive designs
   2. An open-source front-end framework for building web applications
   3. A desktop software for image editing
   4. A back-end database management tool

2. Angular Version Differences

   What is a key difference between AngularJS and Angular (2 and above)?

   1. Both are written only in HTML
   2. AngularJS is for mobile apps and Angular is not
   3. AngularJS uses JavaScript, while Angular uses TypeScript
   4. Angular is slower than AngularJS

3. Understanding Components

   In Angular, what is a component typically composed of?

   1. HTML, CSS, and TypeScript files
   2. Database queries
   3. Only JavaScript files
   4. Only CSS stylesheets

4. Role of Modules

   What role does a module play in an Angular application?

   1. It groups related components, services, and directives together
   2. It edits video files
   3. It connects your app to cloud storage
   4. It encrypts user passwords

5. Data Binding Explanation

   Which option best describes data binding in Angular?

   1. Linking the database directly to the server
   2. Synchronizing cookies between browsers
   3. Binding CSS styles to backend logic
   4. Connecting a component’s logic to its template for updating the view

6. Purpose of Directives

   What is the primary purpose of a directive in Angular, such as ngIf or ngFor?

   1. Sending emails automatically
   2. Compiling images for the application
   3. Creating new databases
   4. Adding custom behavior to elements in the template

7. Using the Angular CLI

   What does Angular CLI help developers do when building Angular applications?

   1. Translate text between languages
   2. Run command-line tasks like creating components and building projects
   3. Store server logs
   4. Design images for the UI

8. Template Interpolation

   How can you display a variable’s value from a component in an Angular template?

   1. Using curly braces and percent signs {% %}
   2. Using curly braces and double brackets {{ }}
   3. Using square brackets [ ]
   4. Using double parentheses (( ))

9. Understanding Services

   What is a service in Angular mainly used for?

   1. Encrypting HTTP requests automatically
   2. Drawing graphics on a canvas
   3. Providing shared business logic across components
   4. Styling the HTML templates

10. Routing in Angular

    What does routing in Angular enable developers to accomplish in a single-page application (SPA)?

    1. Improve image resolution on the web page
    2. Install additional fonts from online sources
    3. Navigate between different views or pages without reloading the entire app
    4. Connect the app to remote servers