What is the purpose of the PHP extension directory (extension_dir) in the php.ini configuration file?
A). To specify the directory where PHP extensions are located
B). To define the default timezone for PHP scripts
C). To set the maximum execution time for PHP scripts
D). To configure the document root directory for Apache
What is the purpose of the PHP superglobal $_SERVER?
A). To access server-related information
B). To store session data
C). To retrieve form input values
D). To manage database connections
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 web server commonly used with PHP?
A). Apache
B). MySQL
C). Node.js
D). Python
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
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
What is the purpose of the mysqli_connect() function in PHP?
A). To establish a connection to a MySQL database
B). To execute a SQL query
C). To encrypt data transmission
D). To send an HTTP request
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
What is XAMPP?
A). An open-source software stack for web development
B). A programming language similar to PHP
C). A web hosting service provider
D). An internet browser developed by Google
Which configuration directive in php.ini is used to specify the maximum amount of memory that a PHP script can use?
A). memory_limit
B). max_execution_time
C). upload_max_filesize
D). post_max_size