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

Which PHP function is used to log messages with different severity levels?

A). log()

B). error_log()

C). print_log()

D). write_log()

What is the default error logging destination in PHP?

A). Standard output

B). Standard error

C). System log file

D). Web server error log file

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

How can you enable error logging to a file in PHP?

A). Using the error_log() function

B). Setting the log_errors directive to On in php.ini

C). Using the set_error_handler() function

D). Using the display_errors() function

What does the display_errors directive control in PHP?

A). Whether errors are displayed on the web page

B). Whether errors are logged to a file

C). Whether errors are reported to the server

D). Whether errors are suppressed

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

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

How can you customize error logging settings in PHP applications?

A). By modifying the php.ini configuration file

B). By using the set_error_log() function

C). By adding comments to the code

D). By disabling error logging completely

What is the purpose of the error_reporting() function in PHP?

A). To set the level of error reporting in PHP

B). To display errors on the web page

C). To log errors to a file

D). To suppress errors

What is the purpose of logging contextual information along with errors and exceptions?

A). To provide additional details for debugging and diagnosis

B). To increase server load

C). To minimize log file size

D). To improve code readability and maintainability