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Microsoft Exam 70-473 Topic 3 Question 4 Discussion
Topic #: 3
You need to implement a disaster recovery solution that meets the technical requirements. The solution must NOT require customers to modify their connection strings.
Which disaster recovery solution should you implement?
Scenario: Technical requirements
Relecloud identifies the following technical requirements:
If ServerDB0 and ServerDB2 fail, AzDB01 must be able to respond to customer requests for data.
The Always On availability groups feature is a high-availability and disaster-recovery solution that provides an enterprise-level alternative to database mirroring. Introduced in SQL Server 2012 (11.x), Always On availability groups maximizes the availability of a set of user databases for an enterprise. An availability group supports a failover environment for a discrete set of user databases, known as availability databases, that fail over together. An availability group supports a set of read-write primary databases and one to eight sets of corresponding secondary databases.
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