Which command is used to install PHP on Ubuntu Linux?

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 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

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

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

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

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