Baker Hill Software Developer interview questions

Online test, then two technical round , gm round and hr round. Test was not easy, mixed of various technologies , lead round is also typical they asked practical questions

Machine test where you will find c#,MVC , webAPI , sql and angular bases questions? Start From Basic Question.... If you give ans Then they goes to the Difficult & Expert Level Question?what is extention method in C#? What is anonymous methods in C#? -Delegate What is the difference between IEnnumerable and Enumerator?How to use throttling in WCF?briefly explain abstract?System test , programs , oops , explain project ? Can you handle project individually? implementing and inheriting two interfaces at a time with same method name. how will you call the method?The Only question ever asked in that interview is to write code to swap two variables without third variable?