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 catch and handle exceptions?
A). catch_exception()
B). handle_exception()
C). try_catch()
D). try()
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 trigger a user-defined error?
A). trigger_error()
B). error_log()
C). set_error_handler()
D). log_error()
Which PHP construct is used for exception handling?
A). try-catch
B). if-else
C). switch-case
D). for loop
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
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 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
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
Which PHP library is commonly used for advanced logging functionalities?
A). Monolog
B). Swiftmailer
C). Guzzle
D). Symfony