Take control of your cPanel backups and make sure you generate and download backups of your files and MySQL databases automatically on a regular basis.
Use expdb and impdb to export and import Oracle database tables, schemas etc. to/from a set of files in binary format.
cron is a Linux utility used to schedule repetitive jobs. cron jobs can be commands or scripts that need to be run on a regular basis at specific times (e.g. backup databases daily at 2 AM) or at specific moments (e.g. mount external drives at reboot).
mysqldump generates logical backups of MySQL/MariaDB databases. A logical backup is a set of SQL statements that can be used to restore the data, such as CREATE DATABASE, CREATE TABLE and INSERT.