Which of the following statements about storage are correct? (Multiple Choice)

A hospital needs to archive a large number of patient cases and examination results generated every day, but storage resources are limited. Under the premise of not occupying transmission bandwidth, which deduplication method is the best to choose?

When the RPO time requirement is at the minute level, the traditional tape backup method can be used.

Regarding the benefits and necessity of building a disaster recovery system for enterprises, which of the following statement is wrong?

The storage architectures listed below, which are scalable? (Multiple choice)