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

What is the primary purpose of using breakpoints in a debugger?

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

B). To display error messages

C). To terminate script execution immediately

D). To hide certain lines of code from execution

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 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

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

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 logging messages during PHP script execution?

A). To track program flow, variable values, and errors

B). To increase script execution speed

C). To display additional output on the web page

D). To prevent script errors

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

A). print_r()

B). echo()

C). var_dump()

D). log()

What feature of Xdebug allows developers to debug PHP scripts remotely from an IDE?

A). Remote debugging

B). Error logging

C). Error reporting

D). Code profiling

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);

What does the var_export() function do in PHP?

A). Outputs or returns a parsable string representation of a variable

B). Prints a human-readable representation of a variable

C). Logs a message to a file

D). Redirects script output to a specified file