DotNet-C-Sharpe C# Variable Datatypes Constants Operators (logical , arthematic , comparision) Loops ArrayList Conditions Access modifiers Exception handling LinQ Set Operations Distinct Except Intersect Union Partitioning Operator Take Take While Skip Skip While Quantifier Operations All Any Contains Sorting OrderBy OrderByDecending thenBy thenByDecending Reverse Filtering Operations Where ofType Projection Operator SelectMany Element ElementAt ElementAtDefault