Which is the correct way to persistence data into file?

How do you store persistent data?

Magnetic media, such as hard disk drives and tape are common types of persistent storage, as are the various forms of Optical media such as DVD. Persistent storage systems can be in the form of file, block or object storage.

What is file persistence?

The continuity of the persistence spectrum is provided by a set of per-file time constraints (one for each level of the storage hierarchy) that specify the maximum amount of time that modified data may reside at each level before being archived to the next level of the storage hierarchy.

What are three methods of on device Android data persistence?

For Android, there are primarily three basic ways of persisting data:A lightweight mechanism known as shared preferences to save small chunks of data.Traditional file systems.A relational database management system through the support of SQLite databases.

Which of the following is a way to persist data for an Android application?

Android allows to persists application data via the file system. For each application the Android system creates a data/data/[application package] directory. Android supports the following ways of storing data in the local file system: Files - You can create and update files.