Q
Which PHP function is used to trigger a user-defined error?

Answer & Solution

Answer: Option A
Solution:
The trigger_error() function in PHP is used to trigger a user-defined error, which can then be handled using custom error handlers or logged using error logging mechanisms.
Related Questions on Average

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

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 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 catch and handle exceptions?

A). catch_exception()

B). handle_exception()

C). try_catch()

D). try()

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

A). ERROR

B). WARNING

C). INFO

D). CRITICAL

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

Which PHP construct is used for exception handling?

A). try-catch

B). if-else

C). switch-case

D). for loop

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

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 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()