Q
Which PHP function is used to set a custom error handler?

Answer & Solution

Answer: Option A
Solution:
The set_error_handler() function in PHP is used to set a custom error handler, allowing developers to define their own functions to handle PHP errors and exceptions.
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 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()

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

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 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 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 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 primary benefit of using exception handling over traditional error handling?

A). Better separation of concerns

B). Simplicity of implementation

C). Lower memory consumption

D). Faster script execution

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