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()
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 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
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 logging level is typically used for critical errors in PHP applications?
A). ERROR
B). WARNING
C). INFO
D). CRITICAL
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
What function is commonly used to log errors to a file in PHP?
A). error_reporting()
B). display_errors()
C). error_log()
D). set_error_handler()
Which PHP construct is used for exception handling?
A). try-catch
B). if-else
C). switch-case
D). for loop
Which PHP function is used to catch and handle exceptions?
A). catch_exception()
B). handle_exception()
C). try_catch()
D). try()
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