Data Structures are meant for storing a huge collection of data. If you want to maintain a huge database then data structures seem to be useful. Array is a best example of data structure. You can store a huge collection of integers or characters into it. There are some data structures as follow:
- Arrays
- Linked List
- Queue
- Stack
- Heap
- Binary Tree
- Binary Search Tree
- AVL Tree
These are some data structures which are very useful. If you are going to learn them then a good knowledge of pointers is must.