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.

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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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