"" C# SQL Server Entity Framework Core 6.0 Point Of Sale (POS) System". Workshop POS Visual Studio 2022 .NET 6.0 SQL Server 2019 ADO .NET () Entity Framework Core 6.0 LINQ (Language Integrated Query) SQL (Structured Query Language) . C# ADO .NET, Entity Framework 6, Entity Framework Core. :1. Windows Application C# SQL Server - ADO .NET2. C# Visual Studio 2022 () - Entity Framework Core Visual Basic .NET Point Of Sale " Visual Basic .NET (Access) POS".: C# Visual Studio 2022 Windows Forms Application MDI (Multiple-Document Interface) SQL Server Management Studio Entity Framework Core 6.0 SQL Server LINQ (Language Integrated Query) CRUD Operations (Product Management) Point Of Sale System POS.