Nodes Explained In Simple English

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A node is a point at which lines or pathways intersect or branch, it’s like a central or connecting point. An example of a node could be a city that connects to other cities by streets, or it could be a state in the U.S. that connects to other states, or it could be you, where you are apart of a social network connecting you to other people.

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Each city in this picture is a node

In computer science a node is a basic unit of a data structure, such as a a tree data structure. Nodes contain data and also may link to other nodes usually by a pointer. Another example of this is a binary tree data structure or a linked list. In todays day and age where all devices are accessible through the internet, these devices are all considered nodes, like your computer, tablet, phone etc.

Each device in the picture is a node

To learn how to program your own node and create a linked list yourself from scratch with easy step by step guidance then check out the video below !

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