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 function is commonly used to display structured information about variables in PHP?
A). print_r()
B). echo()
C). var_dump()
D). log()
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 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 primary benefit of using Xdebug for PHP debugging?
A). Advanced features like stack traces and profiling
B). Lightweight and easy to install
C). Integration with third-party IDEs
D). Cross-platform compatibility
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
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
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 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
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()