What is persisting data in Android?

What is meant by persisting data?

Persistence is "the continuance of an effect after its cause is removed". In the context of storing data in a computer system, this means that the data survives after the process with which it was created has ended. In other words, for a data store to be considered persistent, it must write to non-volatile storage.

What is an example of persistent data?

Persistent storage (aka non-volatile storage) is any storage device that retains data after power to the device is turned off. Examples of non-volatile storage used to persist data are flash memory, hard disk, tape or optical media. Persistent storage also comes in the form of file, block or object storage.

What is the purpose of data persistence?

Data persistence involves saving data in a non-volatile storage system so that the data's value can be retrieved reliably later .

How do you persist data?

Enabling data persistence on data variables Select a data variable from your list. If the list is empty, create a data variable that you want to persist. For the Persist data to value, set to User or Application. Tip: Only persist data for fields that are necessary for your business application.