Question

Explain on Evolution of DBMS.

Answer 1

1. The concept of storing the data started 40 years in various formats.
2. In earlier days they have used punched card technology to store the data.
3. Then files were used. The file systems were known as the predecessor of the database system.
4. Various access methods in the file system were indexed, random, and sequential access.
5. The file systems have limitations like duplication, less security. To overcome this, DBMS was introduced.