Title: Key Concept - SortedMap and SortedSet interfaces
Course: CPS 189: Java Certification - Review, Practice & Prepare (Development) > Section: Learning Modules

A sorted map is a map that keeps its entries in ascending order.

A sorted set is a set that keeps its elements in ascending order.

The SortedMap and SortedSet interfaces provide methods for:

- Performing operations on a map subset.
- Returning the first and last map keys.

For additional study, view resources under:

- Level 2 Study Materials: Unit 2
- Level 2 Study Materials: Unit 10