A Company Is Migrating a NoSQL Database Cluster to Amazon

question 204

Multiple Choice

A company is migrating a NoSQL database cluster to Amazon EC2. The database automatically replicates data to maintain at least three copies of the data. I/O throughput of the servers is the highest priority. Which instance type should a solutions architect recommend for the migration?

• A) Storage optimized instances with instance store
• B) Burstable general purpose instances with an Amazon Elastic Block Store (Amazon EBS) volume
• C) Memory optimized instances with Amazon Elastic Block Store (Amazon EBS) optimization enabled
• D) Compute optimized instances with Amazon Elastic Block Store (Amazon EBS) optimization enabled

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Definitions:

Personal Development

The process of improving one’s skills, knowledge, and capacities, often through self-discipline, training, and reflection.

Growth Needs

Refer to the psychological needs that foster personal development and growth, as featured in models like Maslow's hierarchy of needs.

Need for Power

The need for power is a psychological drive that motivates individuals to seek control or influence over others or situations.

Influence

The ability to impact the personality, growth, or actions of an individual or entity, or the impact in question.