A front-end app sends information to the backend through the internet using protocols . These protocols are designed only for apps to communicate. Codes written by backend developers help generate database information to the frontend app. So, all the necessary output that we need gets generated by the backend app.
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You can categorize any web or mobile application into two parts. The front-end is what a user sees and interacts with (user interface) . The back-end is part of the application that is hidden from the user (what some would call, under the hood).30 Tem 2020
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