OOPs concepts - Inheritance among abstraction and interface. Abstraction and Interface diff Some easy string manipulation coding question. Polymorphism and its types Sealed keyword and application. static keyword and usage. private and static constructor diff. how to call parameterized constructor from default constructor. boxing and unboxing ref and out keywords readonly and const diff Encapsulation Solid principles Sql Diff between SP and Function types of Joins trigger cursor self join usage find last row of a table where you dont know the columns
