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 print a human-readable representation of a variable?
A). echo()
B). print_r()
C). var_dump()
D). log()
What function is commonly used to display structured information about variables in PHP?
A). print_r()
B). echo()
C). var_dump()
D). log()
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);
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
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 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
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 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