Treemap is a visualization tool that displays hierarchical data in nested rectangles. Typically colors and size of the rectangles are used to represent the data categories and data values respectively. These are often used to represent part to whole relations.
An application-oriented question on the topic along with responses can be seen below. The best answer was provided by Dimple Tiwari on 26th Oct 2022.
Applause for all the respondents - Dimple Tiwari, Ravindra Kulkarni, Rahul Arora, Subham De Sarkar, M V Ramana.