Java Programming for Complete Beginners - Java 16 - Step 27 - TreeMap - Methods from NavigableMap - floorKey, higherKey,

The video tutorial introduces the TreeMap data structure, highlighting its sorted nature and the additional operations it offers through the NavigableMap interface. It covers methods like higherKey, lowerKey, firstEntry, and lastEntry, explaining their functionality. The tutorial also delves into subMap functionality, demonstrating how to retrieve subsets of data. The video concludes with recommendations to explore the methods of the NavigableMap interface further.

What is the purpose of the sub map function in a tree map?

Describe the operations that can be performed on a navigable map interface as mentioned in the video.