The Complete Guide to ASP.NET Core MVC (.NET 5) - Add Category Model and push to DB

The video tutorial explains how to add categories to a dropdown by first creating a table in the database. It covers creating a public category model with data annotations, defining properties like ID and name, and ensuring the ID is a primary key. The tutorial then guides through adding the category to the database using migrations, updating the application DB context, and finalizing the changes by pushing them to the database and verifying in SQL Server.

What is the first step in adding categories to a dropdown?

• Creating a new database

• Adding a table in the database

• Designing a new layout page

• Writing SQL queries directly

Why is it important to make the class public when creating a model?

• To allow access from outside

• To enable faster compilation

• To reduce memory usage

• To improve security

What is the default behavior of the ID property in Entity Framework?

• It becomes a foreign key

• It is ignored

• It becomes a primary key with identity column

• It is set as a required field

Which data annotation is used to ensure a field cannot be null?

• Required

• Key

• MaxLength

• Display

What should be done if a migration is empty after adding a new category?

• Reinstall the database

• Ignore the migration

• Add the category to the application DB context

• Restart the application