# Exercise: Connecting an App

Exercise: Connecting an App: Exercise: Connecting an App.

Updated: November 3, 2026

1. [Exercise: Connecting an App](https://www.ask-codey.com/lessons/exercise-connecting-an-app) (Journeyman): Write the Data Access Objects for the BooksPlus bookstore (categories, books and customers) with ADO.NET, and run tests that check them against your own database.

Source: https://www.ask-codey.com/courses/csharp-full-stack-bootcamp/topics/exercise-connecting-an-app