Answer and Explanation:
There are many disadvantage of file based system that are.
- Information redundancy (duplicate data in multiple files)
- Information inconsistency (different value used for same attributes)
- Trouble in accessing data
- Limited data sharing (this is the main problem of the file based system)
- Trustworthiness problem
- Atomicity problems
- Simultaneous Access Anomalie
- security problem
- Data isolation problem