RDS Read Replicas Quiz

5 questions Pass: 70% +25 pts (50 with Pro)

Quiz covering Scalability and Elasticity

What you'll be asked

  1. What is the primary purpose of creating an Amazon RDS Read Replica?
  2. Which of the following statements accurately describes the replication process between a primary RDS instance and its Read Replica?
  3. An application is experiencing high read latency on an RDS MySQL instance. You decide to add a Read Replica. How must the application be updated to utilize the replica?
  4. If you need to perform a major version upgrade on an RDS instance, which of the following is true regarding Read Replicas?
  5. A developer is using an RDS PostgreSQL instance and observes that the Read Replica is lagging significantly behind the primary. What is the most likely cause if the primary instance has high write throughput?

Answers and explanations come after you submit.