You Are Running a Database on an EC2 Instance, with the Data

question 188

Multiple Choice

You are running a database on an EC2 instance, with the data stored on Elastic Block Store (EBS) for persistence. At times throughout the day, you are seeing large variance in the response times of the database queries Looking into the instance with the isolate command you see a lot of wait time on the disk volume that the database's data is stored on. What two ways can you improve the performance of the database's storage while maintaining the current persistence of the data? (Choose two.)

• A) Move to an SSD backed instance
• B) Move the database to an EBS-Optimized Instance
• C) T Use Provisioned IOPs EBS
• D) Use the ephemeral storage on an m2 4xiarge Instance Instead

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Definitions:

Translational

Pertaining to the process of translating research findings or scientific discoveries into practical application or therapeutic solutions.

Initiation

First stage of translation in which the translational machinery binds an mRNA and assembles.

Elongation

Middle stage of translation in which additional amino acids specified by the mRNA are added to the growing polypeptide.

Termination

End of translation that occurs when a ribosome reaches a stop codon on the mRNA that it is translating, causing release of the completed protein.