Answer:
Universal disc format (UDF) file system.
Explanation:
Blue-ray discs are the optical disc for data storage in a digital format. They were designed as succession of DVDs. They use UDF file system in them.
- UDF file system is used in blu-ray discs.
- This system is used to store data on discs by burning media.
- These files have the extension (.UDF)
- UDF is mostly used in DVDs and optical discs.
- Broad range of data is stored in computer storage using UDF.