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 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 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()

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

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()

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

A). ERROR

B). WARNING

C). INFO

D). CRITICAL

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