extension_dir directive in php.ini specifies the directory where PHP extensions (.dll files on Windows, .so files on Unix-based systems) are located.
Which of the following commands is used to check the PHP version installed on a system?
A). php -v
B). phpinfo()
C). php -version
D). phpinfo
Which of the following is a web server commonly used with PHP?
A). Apache
B). MySQL
C). Node.js
D). Python
Which of the following statements is true about PHP's include and require functions?
A). include will only produce a warning if the file cannot be found, while require will produce an error
B). include will produce an error if the file cannot be found, while require will only produce a warning
C). Both include and require will produce an error if the file cannot be found
D). Both include and require will only produce a warning if the file cannot be found
Which of the following is a popular PHP framework for web development?
A). Laravel
B). React
C). Angular
D). Vue.js
What is the purpose of the PHP function phpinfo()?
A). To display detailed information about the PHP configuration
B). To execute PHP code
C). To validate HTML markup
D). To redirect to another web page
Which of the following commands is used to start the Apache web server on macOS?
A). sudo systemctl start apache2
B). sudo apachectl start
C). service httpd start
D). start apache
What does the term 'LAMP stack' refer to?
A). A software bundle consisting of Linux, Apache, MySQL, and PHP
B). A popular PHP framework for web development
C). A security feature for PHP applications
D). An encryption protocol used in web servers
What is the purpose of the PHP function htmlspecialchars()?
A). To convert special characters to HTML entities, preventing cross-site scripting (XSS) attacks
B). To calculate the length of a string
C). To generate random numbers
D). To format date and time values
Which configuration file is used to customize PHP settings?
A). php.ini
B). index.html
C). config.php
D). .htaccess
Which operating systems are compatible with PHP?
A). Windows, macOS, Linux
B). iOS, Android, Chrome OS
C). Unix, Ubuntu, Fedora
D). PlayStation, Xbox, Nintendo Switch