Question #889

试题更新时间: 2023-11-07 12:59:45

Amazon Aurora provides an on-demand, autoscaling serverless configuration, which automatically starts up, shuts down, and scales up or down capacity based on application's needs. Aurora Serverless provides a relatively simple, cost effective option. Which below scenarios are suitable for Aurora serverless to be used? Select THREE

A. Start up company B is deploying a new application for online trading system, which needs a database to store customers’ transactions. It is a totally new application therefore the team is still unsure what the load may look like at first.

B. For an internal project, a developer needs to use database during work hours but does not need it on nights or weekends. He decides to use Aurora to save some cost as required by the team lead.

C. A middle size company C is considering migrating its legacy on-premise MariaDB database to AWS RDS. The database has dramatically higher workload on weekends than weekdays.

D. A development team is running an IOT monitor system where there is database usage throughout the day, but also peaks of activity that are hard to predict. When the peaks happen, the total activities may reach at 10 times of the normal level.

E. A company has EC2 applications on Sydney region. Due to the market increase in Singapore, it decides to add RDS database on Singapore region. Because of some security considerations, AWS VPN is needed for the database to talk with several on-premise applications. The workload is expected to be high and stable.

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