Symfony Online Test

1. What is the purpose of Symfony console command helpers, such as the QuestionHelper or ProgressBar?

To create HTML templates To define database schemas To provide additional functionality and interactivity in console commands To manage API authentication

2. In Symfony forms, how can you define validation rules for form fields?

By using JavaScript code By configuring validation constraints as annotations, YAML, XML, or PHP options By adding HTML attributes to form fields By modifying the .env file

3. What is a subscriber in Symfony's Event Dispatcher?

A person who receives email notifications A listener that is registered to listen to specific events A user who logs in to the application A type of middleware

4. In Symfony Doctrine ORM, what is a repository class used for?

To create HTML templates To define API routes To encapsulate database queries and provide a convenient way to fetch entities To manage middleware

5. What is Symfony Flex?

A flexible templating engine A command-line tool for managing Symfony applications A lightweight Symfony distribution A package manager for JavaScript libraries

6. Which HTTP status code is typically used in Symfony controllers to indicate a successful response?

200 (OK) 404 (Not Found) 500 (Internal Server Error) 302 (Found)

7. After installing Symfony, how can you start the local development server to preview your application?

Run npm start Run php artisan serve Symfony does not include a local development server Run symfony server:start

8. Which of the following is NOT a Symfony component?

Twig Routing Dependency Injection Doctrine

9. In Symfony API development, what is the purpose of API pagination?

To create HTML templates To manage database migrations To break up large result sets into smaller, manageable subsets to improve performance and reduce data transfer To define API routes

10. What does the Symfony Standard Edition provide to developers?

A set of predefined routes A full-stack framework with common components and best practices Only a templating engine A content management system

11. How does Symfony Flex manage Symfony application dependencies and recipes?

By creating a list of dependencies in a YAML configuration file By using a manifest file called symfony.lock to track dependencies and recipes By modifying the composer.json file directly By installing dependencies without recipes

12. How can you update recipes in a Symfony Flex project?

By manually editing the symfony.lock file By running the composer update command By using the composer require command with the --recipe flag Recipes cannot be updated once applied

13. Which Composer command is used to create a new Symfony project?

composer create-project symfony/skeleton my-project composer new symfony/my-project composer install symfony/skeleton my-project composer start-project symfony my-project

14. What is Symfony primarily used for?

Creating mobile apps Building web applications Writing desktop software Data analysis

15. Which of the following best describes Symfony's philosophy?

Simplicity over complexity Proprietary software only Unlimited customization No community support

16. 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

17. What is a DQL (Doctrine Query Language) in Symfony Doctrine ORM?

A JavaScript library A configuration file A domain-specific language for querying objects stored in the database A type of routing

18. Which Symfony console command is used to run PHPUnit tests in a Symfony application?

php artisan test php bin/console test symfony phpunit composer run tests

19. Which of the following statements is true about Symfony middleware?

Middleware is specific to handling routing in Symfony applications. Middleware is always executed before event listeners. Middleware is executed in a specific order defined by the application configuration. Middleware is primarily used for form handling.

20. Which architecture pattern symfony follows?

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