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()

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 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

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

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

A). log()

B). error_log()

C). print_log()

D). write_log()

Which PHP function is used to catch and handle exceptions?

A). catch_exception()

B). handle_exception()

C). try_catch()

D). try()

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 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