How to make a backend server

TCP/IP Direct Connection Here, the mobile application directly connects to the server database to get responses. To ensure confidentiality, you can use SSH or another encryption type. In this case, a mobile application uses TCP/IP sockets (or UDP if necessary) connected to the server.26 Kas 2021

Most Mobile apps needs a “backend”, a server , to communicate with and to help them with keeping track of user data, app data, schedule events and push changes to the mobile app.

Instead, mobile apps use databases as buffers to collect and transfer data to outside servers whenever they can , but have the data readily available for the user. Local databases allow apps to delay outside communication to off-peak hours.

The backend apps are hosted on remote servers . As already said, frontend apps communicate with backend servers through the internet, exchanging the data in formats likes JSON shown above. It happens that one server handles many frontend applications, as well as many users, at the same time.