Online Access Free ACA-Database Practice Test

Which of the following are NOT true, regarding DTS (Data Transmission Service)? (Number of correct answers: 2)

• A.The source and destination database must both have a database user which DTS can use
• B.DTS is designed for file synchronization
• C.If the source database is not on Alibaba Cloud, it must be Internet accessible so that DTS can connect to it
• D.The source and destination database must use the same database engine

Which of the following is the core benefit of ApsaraDB for Redis Enhanced Edition (Tair)?

• A.Makes data secure and independently managed.
• B.Makes data accessible online and in real time.
• C.Makes large amounts of data easier to process.
• D.Makes it easy to do business anywhere.

Which of the following is the lowest recovery point objective (RPO) for Database Backup Service?

• A.Minutes
• B.Hours
• C.Seconds
• D.Days

lf Oracle databases need to be migrated to Alibaba Cloud, which of the following product solutions :an be recommended? (Number of correct answers: 3)

• A.Use PolarDB-0 that is highly compatible with Oracle.
• B.Use Data Transmission Service (DTS) to migrate data.
• C.Use Advanced Database & Application Migration (ADAM) to evaluate the migration project.
• D.Use ApsaraDB for Redis as a cache service to provide acceleration capabilities.

Which of the following are database architectures which have emerged during the evolution of database systems? (Number of correct answers: 3)

• A.Dedicated
• B.Single Instance
• C.Shared Everything
• D.Shared Nothing