AWS, JavaScript, React - Deploy Web Apps on the Cloud - Testing MariaDB Connection from PHP (Part 2)

This video tutorial guides you through creating a PHP script using nano to connect to a MariaDB database and display records from a table. It covers setting up the environment, creating and editing the PHP file, understanding the code, and testing the script in a web browser. The tutorial emphasizes the importance of correctly setting up the server environment and provides a detailed explanation of the PHP code used for database connection and data retrieval.

What is the purpose of the PHP script created in this lesson?

• To create a new database

• To connect to a database and output records

• To execute shell commands

• To manage server configurations

Which command is used to create the PHP file in the HTML directory?

• cat > list_names.php

• vim list_names.php

• touch list_names.php

• sudo nano list_names.php

What is the first step in the PHP code to ensure it is recognized as a PHP script?

• Close PHP tag

• Open PHP tag

• Connect to the database

• Define database variables

Which loop is used to cycle through each record in the name column?

• While loop

• Do-while loop

• For loop

• For each loop

What should you do after entering the PHP code in nano?

• Press Ctrl + S to save

• Press Ctrl + Z to undo

• Press Ctrl + X, type Y, and press Enter

• Press Ctrl + C to copy

How can you verify the existence of the PHP file in the directory?

• Use the 'ls' command

• Use the 'pwd' command

• Use the 'cd' command

• Use the 'rm' command

What should you type in the web browser to access the PHP file?

• Server IP address followed by /list_names.php

• Server IP address followed by /index.php

• Server IP address followed by /main.php

• Server IP address followed by /home.php