What is backend and frontend?

In software engineering, the terms frontend and backend (or sometimes referred to as back end or back-end) refer to the separation of concerns between the presentation layer (frontend), and the data access layer (backend) of a piece of software, or the physical infrastructure or hardware .

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What is the backend for mobile app?

A mobile app backend is the brain of a mobile app . Among other things, the backend takes care of data processing, storage, and security. The backend operates on the server, and it’s that part of the app that you don’t see, but your mobile app depends on it for functionality.23 Ara 2021

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