This tutorial series is a beginner’s guide to data structures and algorithms in Java. You’ll learn: How to recognize and use array and list data structures in your Java programs.

Developers can choose between fail-fast and fail-safe iterators in Java. ... Iterators in Java typically expect exclusive access to the data structure they loop through. If another thread tries to ...

In contrast, a data structure is a concrete implementation of one or more ADTs, similar to how Java classes implement interfaces. Examples of ADTs include Employee, Vehicle, Array, and List.