Vue.js 3 and Firebase for Beginners - Listing and Deleting Pizzas in Admin

This video tutorial explains how to manage pizza items in an admin interface using Firebase and Vue.js. It covers setting up Firebase functions to delete items from a database, integrating these functions into Vue components, and handling errors. The tutorial also includes UI improvements for better user experience, such as dynamic updates and error messages.

What is the purpose of the Red Cross feature in the admin section?

• To update pizza prices

• To remove pizza items from the database

• To display pizza descriptions

• To add new pizza items to the database

Which Firebase package is used to set up the deletePizza function?

• Firebase Hosting

• Firestore

• Firebase Storage

• Firebase Auth

What does the deletePizza function require to identify which pizza to remove?

• Pizza price

• Pizza ID

• Pizza name

• Pizza description

What is the role of the deletePizza function in the admin component?

• To add new pizzas to the menu

• To update pizza descriptions

• To delete pizzas from the database

• To change pizza prices

How is the pizza list updated after a deletion?

• By changing pizza prices

• By resetting the pizza list to an empty array

• By adding a new pizza

• By updating pizza descriptions

What is the purpose of error handling in the admin interface?

• To add new pizzas

• To update pizza prices

• To display error messages when fetching or deleting pizzas fails

• To change pizza descriptions

What happens if there is an error fetching pizzas?

• The page reloads automatically

• An error message is displayed

• The application crashes

• Nothing happens

What is the initial value of the message reference for error handling?

• Undefined

• Zero

• Null

• An empty string

What is the purpose of the V-if statement in the error message display?

• To always show the error message

• To hide the error message when there is no error

• To change the color of the error message

• To update the error message text

What styling is applied to the error message in the admin interface?

• Blue color with dashed border

• Green color with dotted border

• Red color with solid border

• Yellow color with double border