C#.NET: Get Top and Bottom n Rows from DataTable using LINQ

LINQ, introduced in late 2007 is a way of querying data in arrays, lists, enumerable classes, XML, relational databases and anything built on these.This post explains how to get the top and bottom n number of  records from C# DataTable without looping through each row using LINQ queries. A LINQ query operation consists of three actions: obtain the data source or sources, create the query,