Large datasets that have many categories and subcategories use multilayered data, and to facilitate data you can create an outline. what is an outline?

Explanation:

Outline is the  facility in the database in which the collection of data is displayed in a orderly manner in accordance with the rows and columns.It is structure the data of the database in the hierarchical form.

The outline uses many functions in the data-set like subtotal function for the calculation of the aggregate values and other such function for evaluations

answer; certification; plz check first, i believe this is correct. good luck;