1. What function is commonly used to log errors to a file in PHP?

Which PHP function is used to trigger a user-defined error?

A). trigger_error()

B). error_log()

C). set_error_handler()

D). log_error()

Which PHP function is used to catch and handle exceptions?

A). catch_exception()

B). handle_exception()

C). try_catch()

D). try()

Which PHP construct is used for exception handling?

A). try-catch

B). if-else

C). switch-case

D). for loop

What does the log_errors directive control in PHP?

A). Whether errors are logged to a file

B). Whether errors are displayed on the web page

C). Whether errors are reported to the server

D). Whether errors are suppressed

What is the significance of logging errors and exceptions in production environments?

A). To monitor application health and diagnose issues proactively

B). To increase server load

C). To reduce application security vulnerabilities

D). To improve code readability and maintainability

How can you log exceptions to a file in PHP?

A). Using the logException() method

B). Using the error_log() function

C). Using the catch block to log the exception

D). Using the set_exception_handler() function

Which logging level is typically used for critical errors in PHP applications?

A). ERROR

B). WARNING

C). INFO

D). CRITICAL

Which PHP function is used to set a custom error handler?

A). set_error_handler()

B). register_error_handler()

C). define_error_handler()

D). handle_error()

What is the purpose of logging errors and exceptions in PHP applications?

A). To diagnose issues and debug code

B). To enhance server performance

C). To minimize memory consumption

D). To improve code readability

Which PHP library is commonly used for advanced logging functionalities?

A). Monolog

B). Swiftmailer

C). Guzzle

D). Symfony