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 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 construct is used for exception handling?
A). try-catch
B). if-else
C). switch-case
D). for loop
How can you log errors and exceptions to a database in PHP?
A). By writing custom database queries to insert error details
B). By using built-in PHP functions like error_log()
C). By executing stored procedures in the database
D). By using logging libraries like Monolog
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 default error logging destination in PHP?
A). Standard output
B). Standard error
C). System log file
D). Web server error log file
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 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
Which PHP function is used to log messages with different severity levels?
A). log()
B). error_log()
C). print_log()
D). write_log()
Which logging level is typically used for critical errors in PHP applications?
A). ERROR
B). WARNING
C). INFO
D). CRITICAL