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.
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Practice Test
161. Which Symfony component is responsible for handling and managing errors and exceptions in a Symfony application?
A. Routing
B. Form Component
C. ErrorHandler Component
D. Cache Component
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Answer: ErrorHandler Component
162. What is the Symfony HttpException class used for?
A. To create HTML templates
B. To handle HTTP-specific errors and generate appropriate HTTP responses with status codes
C. To manage database migrations
D. To define API routes
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Answer: To handle HTTP-specific errors and generate appropriate HTTP responses with status codes
163. In Symfony, what is the purpose of a custom exception listener?
A. To create HTML templates
B. To manage database migrations
C. To catch and handle specific exceptions and perform custom actions, such as logging or generating error responses
D. To define API routes
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Answer: To catch and handle specific exceptions and perform custom actions, such as logging or generating error responses
164. Which Symfony component is commonly used for logging and managing log messages in Symfony applications?
A. Routing
B. Form Component
C. Logger Component
D. Cache Component
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Answer: Logger Component
165. What is the purpose of log channels in Symfony's Logger Component?
A. To create HTML templates
B. To define API routes
C. To categorize and separate log messages based on their context or source
D. To manage database migrations
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Answer: To categorize and separate log messages based on their context or source
166. Which Symfony command is used to display and tail log messages in real-time during development and debugging?
A. php artisan log:tail
B. php bin/console log:tail
C. symfony console:log
D. composer tail-logs
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Answer: php bin/console log:tail
167. What is the Symfony Profiler used for in error handling and logging?
A. To create HTML templates
B. To manage database migrations
C. To provide detailed insights into executed requests, including log messages and debugging information
D. To define API routes
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Answer: To provide detailed insights into executed requests, including log messages and debugging information
168. In Symfony, how can you configure the logging behavior, such as log levels and destinations (e.g., file, database)?
A. By editing the .env file
B. By modifying the config.yaml file
C. By using the @Log annotation in the controller
D. By defining log settings in the services.yaml file
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Answer: By modifying the config.yaml file
169. Which command is used to clear and rotate log files to prevent them from becoming too large in Symfony?
A. php artisan log:clear
B. php bin/console log:clear
C. symfony log:rotate
D. composer clear-logs
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Answer: php bin/console log:clear
170. What is the primary purpose of the Symfony deployment process?
A. To create HTML templates
B. To prepare and make an application ready for production use on a server
C. To define API routes
D. To manage database migrations
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Answer: To prepare and make an application ready for production use on a server
