What is the purpose of the PHP superglobal $_SERVER?

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 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 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 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 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 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 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

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 the purpose of a PHP parser?

A). To interpret PHP code and generate dynamic web content

B). To store data in a relational database

C). To style web pages using CSS

D). To handle client-side scripting