DAS is a storage architecture without scalability.
When the RPO time requirement is at the minute level, the traditional tape backup method can be used.
When the RTO requirement is within 10 minutes, the traditional tape backup method is not recommended.
The following two descriptions are correct:
Description 1: The maintenance cost of traditional PC is usually lower than that of desktop cloud.
Description 2: In cloud computing, data is stored and managed centrally.
The RTO in the disaster recovery system measurement index refers to the point in time when the system and data must be recovered after the disaster begging.