Symfony Online Test

1. What is Symfony's role hierarchy?

A list of registered users A system for managing authentication tokens A way to organize roles into a hierarchical structure, allowing inheritance of permissions A database schema for storing user data

2. What is the Symfony Dependency Injection component used for?

To create HTML templates To manage database migrations To manage and inject service dependencies into classes To define API routes

3. In Symfony, what is the primary purpose of middleware?

To create HTML templates To handle HTTP requests and responses in a flexible and reusable way To define API routes To manage database migrations

4. In Symfony console commands, what is the purpose of the configure() method?

To create HTML templates To define database schemas To configure the command's name, description, and arguments To manage API authentication

5. What is the purpose of the Doctrine EntityManager in Symfony?

To create HTML templates To define API routes To manage database connections, perform CRUD operations on entities, and execute queries To handle HTTP requests and responses

6. Which Symfony component provides a foundation for building web applications and handling HTTP requests and responses?

Dependency Injection Routing Event Dispatcher HTTP Foundation

7. What is the Symfony FormBuilder used for in form creation?

To create HTML templates To define database schemas To configure and add form fields and options To manage API authentication

8. What is the recommended naming convention for controller class names in Symfony?

CamelCase snake_case PascalCase kebab-case

9. What is the purpose of setting appropriate file permissions and ownership for Symfony application files?

To create HTML templates To manage database migrations To define API routes To ensure that the web server can read and write files as needed while maintaining security

10. In Symfony, what is a subscriber in the context of event handling?

A person who subscribes to a newsletter A listener that is registered to listen to specific events and can be reused across different parts of an application A user who logs in to the application A type of middleware

11. In Symfony, what is the purpose of environment variables (e.g., .env file)?

To create HTML templates To manage database migrations To store configuration settings, secrets, and sensitive information separately from the application code To define API routes

12. Which testing framework is commonly used for writing unit tests in Symfony applications?

PHPUnit Codeception Behat PHPSpec

13. Which Symfony component provides tools for working with HTTP headers, status codes, and cookies?

Event Dispatcher HTTP Foundation Form Validator

14. In Symfony, what is the purpose of the route name?

To define API routes To create HTML templates To uniquely identify a route within an application To manage database migrations

15. What is the Symfony Dependency Injection Container responsible for?

To create HTML templates To manage database migrations To store and manage service definitions and their dependencies To define API routes

16. Which architecture pattern symfony follows?

Model-View-Controller (MVC) Model-View-ViewModel (MVVM) Model-View-Presenter (MVP) Model-View-Adapter (MVA)

17. What does the term "view" refer to in the Model-View-Controller architectural pattern?

The controller action The template or presentation layer responsible for rendering the user interface The database schema The routing configuration

18. Which Symfony command is used to list all defined routes in a Symfony application?

php artisan routes php bin/console route:list symfony routes:list composer show routes

19. In Symfony, how can you inject a service into a controller action?

By manually creating an instance of the service in the action By using JavaScript code By type hinting the service as an argument in the action method By editing the .env file

20. What is Symfony primarily used for?

Creating mobile apps Building web applications Writing desktop software Data analysis