mysqli_connect() function in PHP?
mysqli_connect() function is used in PHP to establish a connection to a MySQL database server, allowing PHP scripts to interact with MySQL databases.
Which command is used to install PHP on Ubuntu Linux?
A). sudo apt-get install php
B). brew install php
C). yum install php
D). pacman -S php
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 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
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 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 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 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 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
Which configuration file is used to customize PHP settings?
A). php.ini
B). index.html
C). config.php
D). .htaccess
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