190+ Symfony MCQ With Online Practice Test

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.

Practice Test

91. Which Symfony component is responsible for handling HTTP requests and responses and executing middleware?

Answer: HTTP Kernel

92. What is the purpose of a Symfony event in the event-driven architecture?

Answer: To represent an occurrence or a change of state within an application

93. What Symfony component allows developers to dispatch and listen for events within an application?

Answer: Event Dispatcher

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

Answer: A listener that is registered to listen to specific events

95. 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

96. In Symfony, when is the kernel.controller event typically dispatched?

Answer: Before handling a request

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

Answer: Middleware is executed in a specific order defined by the application configuration.

98. What is the purpose of the Symfony Profiler Toolbar?

Answer: To provide insights into the performance and behavior of requests, including executed events and middleware

99. Which command is used to list all registered event listeners and subscribers in a Symfony application?

Answer: php bin/console debug:event-dispatcher

100. In Symfony, what is the primary purpose of Dependency Injection (DI)?

Answer: To manage and inject service dependencies into classes
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Symfony Questions With Answers Symfony MCQ Symfony Multiple Choice Questions And Answers