Symfony is a powerful PHP framework renowned for its versatility and robustness. Established in 2005, it follows the MVC architecture, offering reusable components and tools for web development. With a strong community, Symfony excels in creating everything from small apps to complex enterprise systems, making it a top choice for PHP developers.
151. Which Symfony component is responsible for handling HTTP requests and responses and executing middleware?
Answer:HTTP Kernel
152. What is an event in Symfony's event-driven architecture?
Answer:An occurrence or a change of state within an application that can be observed and reacted to
153. Which Symfony component allows developers to dispatch and listen for events within an application?
Answer:Event Dispatcher
154. In Symfony, what is a subscriber in the context of event handling?
Answer:A listener that is registered to listen to specific events and can be reused across different parts of an application
155. How can you register an event listener in Symfony?
Answer:By adding an entry to the services.yaml file and tagging it as an event listener
156. In Symfony, when is the kernel.controller event typically dispatched?
Answer:Before handling a request
157. Which of the following statements is true about Symfony middleware?
Answer:Middleware is executed in a specific order defined by the application configuration.
158. What is the Symfony Profiler Toolbar used for?
Answer:To provide insights into the performance and behavior of requests, including executed events and middleware
159. Which command is used to list all registered event listeners and subscribers in a Symfony application?
Answer:php bin/console debug:event-dispatcher
160. In Symfony, what is the primary purpose of error handling?
Answer:To gracefully handle and report errors that occur during the execution of an application
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Symfony Questions With Answers Symfony MCQ Symfony Multiple Choice Questions And Answers
