With ApsaraDB for MyBase, problems caused by a sudden spike in traffic are automatically resolved. How is this done?

• A.ApsaraDB for MyBase grants you host permissions. You can log on to hosts to troubleshoot business problems in an emergency.
• B.ApsaraDB for MyBase supports the over commitment of CPU and disk resources.
• C.ApsaraDB for MyBase supports elastic upgrade policies. If the resource utilization of a database exceeds the preset threshold during a business peak, ApsaraDB for MyBase can automatically upgrade database resource specifications to respond to the business peak.
• D.ApsaraDB for My Base allows you to deploy different types of instances in a cluster.
• E.ApsaraDB for MyBase allows you to specify a host when you create an instance.

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What is the maximum storage size that PolarDB currently provides?

• A.1TB
• B.10TB
• C.50TB
• D.100TB

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Which of the following architectures are supported by ApsaraDB for Redis Enhanced Edition (Tair)? (Number of correct answers: 3)

• A.Cluster master-replica instances
• B.Read/write splitting architecture in which standard master-replica instances are deployed
• C.Single-node architecture
• D.Master-replica architecture in which standard master-replica instances are deployed

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Which of the following databases are supported by DTS (Database Transmission Service)? (Number of correct answers: 3)

• A.MySQL
• B.SQL Server
• C.PostreSQL
• D.DB2

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From which of the following data sources or databases can Data Lake Analytics (DLA) read data for analysis?
(Number of correct answers: 6)

• A.OSS
• B.AnolyticDB
• C.HOLO
• D.MongoDB
• E.Oracle
• F.OTS
• G.MySQL

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