The Full Stack Web Development - Insert MySQL Data From PHP - Basic DB operation project

This video tutorial demonstrates how to connect to a MySQL database using the Mysqli procedural method, set up a form for data submission, handle POST requests, and implement error handling and redirection. It also covers cleansing data before inserting it into the database and displaying messages in order of creation date.

What method is used to submit data from a form in the procedural MySQLi connection?

• DELETE

• POST

• PUT

• GET

What is the purpose of the 'process.php' file in the context of form submission?

• To style the form

• To create a new database

• To process and handle form submissions

• To display form data

What happens if the form fields are empty during submission?

• The form is automatically filled

• An error message is displayed

• The page refreshes without any action

• Data is submitted with empty values

What is the purpose of the 'header' function in PHP?

• To end a script

• To start a session

• To redirect to another page

• To include a file

What is the significance of checking 'if not empty' for form fields?

• To ensure fields are not numbers

• To ensure fields are not null

• To ensure fields are not empty

• To ensure fields are not strings

Which function is used to prevent SQL injection by escaping special characters in a string?

• mysqli_secure_string

• mysqli_protect_string

• mysqli_real_escape_string

• mysqli_escape_string

What is the purpose of using 'mysqli_real_escape_string' in the code?

• To encrypt the string

• To convert the string to uppercase

• To escape special characters in a string

• To format the string

What SQL command is used to add new data into a database table?

• UPDATE

• INSERT

• DELETE

• SELECT

How can you ensure that the most recent messages appear at the top of the list?

• By using ORDER BY ASC

• By using ORDER BY DESC

• By using GROUP BY

• By using LIMIT

What is the role of the 'die' function in error handling?

• To continue script execution

• To stop script execution

• To log errors

• To send an email notification