Linked List Basics. Unlike array here we don’t have to shift elements after insertion or deletion of an element. Linked list the second most used data structure after array. Format:[data,address] Head->[3,1000]->[43,1001]->[21,1002] In the example, the number 43 is present at location 1000 and the address is present at in the previous node. A linked list consists of items called “Nodes” which contain two parts. A linked list is a linear data structure as well as a dynamic data structure. This is the best answer in the thread. That means as your linked list changes in size, the data of any elements does not move (in memory), so it can be safely pointed at. A stack, hash table, and binary tree can be implemented using a doubly linked list. All the running applications are kept in a circular linked list and the OS gives a fixed time slot to all for running. Unlike arrays, the linked list does not store data items in contiguous memory locations. Basic Linked List Functions Applications that have a Most Recently Used (MRU) list (a linked list of file names). A linked-list is a sequence of data structures which are connected together via links. A Linked list consists of nodes where each node contains a data field(to store some data values) and a reference to the next node in the list. The first part stores the actual data and the second part has a pointer that points to the next node. Linked list is a dynamic data structure so it can grow and shrink at runtime by allocating and deallocating memeory. Linked List is a sequence of links which contains items. In this tutorial we will understand the working of Singly Linked List & see all operations of Singly Linked List. The real life application where the circular linked list is used is our Personal Computers, where multiple applications are running. Linked lists are useful for dynamic memory allocation. This is how a linked list is represented. Insertion and Deletion. Undo functionality in Photoshop or Word (a linked list of state). Each link contains a connection to another link. Data stored in a Linked List, once allocated in memory, will stay in the same spot. Singly linked list is the most basic linked data structure. Circular linked lists are used in Round Robin Scheduling, to keep track of the turn in a multi-player game, to implement the undo function, to repeat the songs in a playlist etc. The most popular types of a linked list are: Singly link list; Doubly link list; Example of Linked List. In this the elements can be placed anywhere in the heap memory unlike array which uses contiguous locations. So there is no need to give initial size of linked list. Insertion and deletion of nodes are really easier. Following are important terms to understand the concepts of Linked List. 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