How does a database work with an app?

Mobile apps use databases for much the same reasons desktop and web applications do. Databases allow you to store data in a secure place so you can access it later . However, apps cannot directly use external databases to store this data. … Either way, your app has to work as if none of this happens.

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Is it difficult to write an Android app?

If you’re looking to get started quickly (and have a little Java background), a class like Introduction to Mobile App Development using Android could be a good course of action. It takes just 6 weeks with 3 to 5 hours of coursework per week , and covers the basic skills you’ll need to be an Android developer.

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