A Database Specialist Must Create a Read Replica to Isolate

question 112

Multiple Choice

A Database Specialist must create a read replica to isolate read-only queries for an Amazon RDS for MySQL DB instance. Immediately after creating the read replica, users that query it report slow response times. What could be causing these slow response times?

• A) New volumes created from snapshots load lazily in the background
• B) Long-running statements on the master
• C) Insufficient resources on the master
• D) Overload of a single replication thread by excessive writes on the master

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