extension_dir directive in php.ini specifies the directory where PHP extensions (.dll files on Windows, .so files on Unix-based systems) are located.
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 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 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 web server commonly used with PHP?
A). Apache
B). MySQL
C). Node.js
D). Python
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
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
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 superglobal $_SERVER?
A). To access server-related information
B). To store session data
C). To retrieve form input values
D). To manage database connections
What does the acronym WAMP stand for?
A). Windows, Apache, MySQL, PHP
B). WordPress, Apache, MySQL, PHP
C). Web Application Management Platform
D). Wireless Application Protocol