| 1 | What are the most important Entity Framework Core best practices for building performant, reliable data access code? .NET › Entity Framework Core & Data Access | .NET | Entity Framework Core & Data Access | Advanced |
| 2 | What is Entity Framework Core, and how does it relate to the Repository and Unit of Work patterns? .NET › Entity Framework Core & Data Access | .NET | Entity Framework Core & Data Access | Beginner |
| 3 | What is the difference between EF Core's Code-First (migrations) approach and Database-First (scaffolding) approach? .NET › Entity Framework Core & Data Access | .NET | Entity Framework Core & Data Access | Intermediate |
| 4 | How does EF Core map inheritance hierarchies to database tables, and what are the three main strategies (TPH, TPT, TPC)? .NET › Entity Framework Core & Data Access | .NET | Entity Framework Core & Data Access | Intermediate |
| 5 | What is the difference between First(OrDefault) and Single(OrDefault) in EF Core queries, and when should you use each? .NET › Entity Framework Core & Data Access | .NET | Entity Framework Core & Data Access | Intermediate |
| 6 | How do you implement soft deletes in EF Core using a global query filter? .NET › Entity Framework Core & Data Access | .NET | Entity Framework Core & Data Access | Advanced |
| 7 | What is the N+1 query problem in EF Core, and how does eager loading with Include() solve it? .NET › Entity Framework Core & Data Access | .NET | Entity Framework Core & Data Access | Intermediate |
| 8 | What is the difference between IQueryable<T> and IEnumerable<T> when writing EF Core queries, and why does it matter for performance? .NET › Entity Framework Core & Data Access | .NET | Entity Framework Core & Data Access | Intermediate |
| 9 | How do you configure and use raw SQL queries alongside LINQ in EF Core when a complex query is difficult or inefficient to express in LINQ? .NET › Entity Framework Core & Data Access | .NET | Entity Framework Core & Data Access | Intermediate |
| 10 | How does EF Core's change tracking work, and what is the difference between tracked and no-tracking queries? .NET › Entity Framework Core & Data Access | .NET | Entity Framework Core & Data Access | Advanced |