Regularly Test Backups: Ensure that backups are restorable. Regularly test backup?

Short answer: and recovery procedures to verify data integrity. Example (SQL Server): BACKUP DATABASE MyDatabase TO DISK = 'D:\Backups\MyDatabase.bak' WITH ENCRYPTION (ALGORITHM = AES_256, SERVER CERTIFICATE = MyCert); Restoration

Example code

RESTORE DATABASE MyDatabase FROM DISK = 'D:\Backups\MyDatabase.bak' WITH FILE = 1, NOUNLOAD, STATS = 10; Additional Best Practices: Use incremental backups: Reduce the backup size and time by only backing up data that has changed since the last backup. Backup Retention Policy: Implement a retention policy to ensure old backups are properly archived or deleted. Backup & Recovery

Real-world example (ShopNest)

ShopNest’s SQL Server database stores customers, products, and orders. Good indexes and clear foreign keys keep checkout queries fast and safe.

Say this in the interview

1. Define — one clear sentence (the short answer above).
2. Example — relate it to a project like ShopNest or your real work.
3. Trade-off — when you would not use it.