developer-roadmap/src/data/roadmaps/java/content/100-java-fundamentals/104-datastructures.md

Datastructures

As the name indicates itself, a Data Structure is a way of organizing the data in the memory so that it can be used efficiently. Some common data structures are array, linked list, stack, hashtable, queue, tree, heap, and graph.

• Array allocates continuous memory for homogeneous data
• Linked List stores data in nodes with references
• Stack follows Last In First Out principle
• Queue follows First In First Out principle

Visit the following resources to learn more:

• What are Data Structures?
• Data Structures and Algorithms
• Java + DSA + Interview Preparation Course
• Data Structures Illustrated