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 PHP directive is used to set the maximum execution time of a script?
A). max_execution_time
B). memory_limit
C). error_reporting
D). display_errors
Which of the following is a popular PHP framework for web development?
A). Laravel
B). React
C). Angular
D). Vue.js
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
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 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
Which of the following is a web server commonly used with PHP?
A). Apache
B). MySQL
C). Node.js
D). Python
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
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 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