4. Which PHP directive controls whether errors are displayed on the web page?

Which PHP function is used to set the level of error reporting?

A). error_log()

B). display_errors()

C). set_error_handler()

D). error_reporting()

How can you set the level of error reporting in PHP to display all types of errors?

A). error_reporting(E_ALL);

B). error_reporting(E_NOTICE);

C). error_reporting(E_ERROR);

D). error_reporting(E_WARNING);

Which PHP function is used to output or return a parsable string representation of a variable?

A). var_dump()

B). echo()

C). print()

D). var_export()

What is the purpose of using the die() function in PHP?

A). To terminate script execution immediately

B). To display an error message

C). To restart the script

D). To pause script execution indefinitely

How can you set breakpoints and inspect variable values in PHP code?

A). By using a debugger integrated with an IDE

B). By adding echo statements throughout the code

C). By setting environment variables

D). By configuring PHP directives in php.ini

What function is commonly used to display structured information about variables in PHP?

A). print_r()

B). echo()

C). var_dump()

D). log()

What is the purpose of using breakpoints in a debugger?

A). To pause script execution at specific points for analysis and inspection

B). To terminate script execution immediately

C). To display error messages

D). To hide certain lines of code from execution

How does setting the log_errors directive to On affect PHP behavior?

A). It enables logging of errors to a file

B). It disables error reporting to the web page

C). It suppresses error messages

D). It increases script execution speed

Which PHP function is commonly used to log messages to a file?

A). echo()

B). print()

C). error_log()

D). log_message()

How can you trigger a user-defined error in PHP?

A). By calling the trigger_error() function

B). By using the print() function

C). By setting a breakpoint in the code

D). By configuring PHP directives in php.ini