Answer:   Tuples are data structures that hold object properties and contain a sequence of elements of different data types. They were introduced as a Tuple class in .NET Framework 4.0 to avoid the need of creating separate types to hold object properties

Answer:   A .NET tuple is a data structure that provides an easy way to represent a single set of data.
The System.Tuple class provides static methods to create tuple objects.

Tuples allow us to -
1) Create, access, and manipulate a data set
2) Return a data set from a method without using out parameter
3) Pass multiple values to a method through a single parameter