A User Wants to Move Legacy Applications to the AWS

question 720

Multiple Choice

A user wants to move legacy applications to the AWS Cloud to reduce the total cost. Which option is the MOST cost-effective according to best practices?

• A) Rewrite the legacy applications in an open-source language, such as Python.
• B) Right-size the Amazon EC2 instances to prevent over-provisioning in terms of compute and memory.
• C) Migrate relational databases to Amazon DynamoDB.
• D) Reserve a data center facility with an upfront payment, which provides an additional discount.

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Definitions:

Vilayanur Ramachandran

A neuroscientist known for his work in the fields of behavioral neurology and visual psychophysics, exploring phenomena such as phantom limbs.

Phantom Pain

A sensation of pain or discomfort in a limb or body part that has been amputated or is otherwise missing.

Auditory Nerve

The nerve that carries signals from the inner ear to the brain, enabling hearing.

Sound Wave

A type of wave that is an oscillation of pressure transmitted through a solid, liquid, or gas, composed of frequencies within the range of hearing and capable of being detected by human or animal ears.