CDW Senior Applicatoion Developer interview questions

1. Initial Interview was taken by Manager and gone over the previous employment details and OOPS concepts,C#,Web API,SQL Server basics 2. Second round was taken by Lead Application Developer and they have gone over the Advanced C#, WebAPI, MVC, Asynchronous programming,Multi Threading, trouble shooting the performance issues 3. Third round was taken by Another Lead Developer and he gone over the Similar topics mentioned above