Mapping logical data structures to physical data structures?

no

A data structure is a collection of more than one elementary item, in some kind of aggregate organization. An array is a type of structure where more than one item of the same type are arranged...

using data structure an element can insert at any position easily. with out traversing through the entire list.

DATA STRUCTURES AS ITS NAME IMPLIES DATA MEANS "VALUE' AND STRUCTURE MEANS THE WAY IT IS ORGANISED AND THE WAY IT IS ARRANGED INTO MATHEMATICAL AND LOGICAL WAY.

In computer science, a data structure is a way of storing data in a computer so that it can be used efficiently. Often a carefully chosen data structure will allow a more efficient algorithm to be...