An Amazon RDS EBS-Optimized Instance with Provisioned IOPS (PIOPS) Storage

question 146

Multiple Choice

An Amazon RDS EBS-optimized instance with Provisioned IOPS (PIOPS) storage is using less than half of its allocated IOPS over the course of several hours under constant load. The RDS instance exhibits multi-second read and write latency, and uses all of its maximum bandwidth for read throughput, yet the instance uses less than half of its CPU and RAM resources. What should a Database Specialist do in this situation to increase performance and return latency to sub-second levels?

• A) Increase the size of the DB instance storage
• B) Change the underlying EBS storage type to General Purpose SSD (gp2)
• C) Disable EBS optimization on the DB instance
• D) Change the DB instance to an instance class with a higher maximum bandwidth

Recognize the importance of environmental factors and community infrastructure in disease prevention.

Understand the historical development of public health initiatives and their impact on community health.

Analyze the role of government and non-governmental organizations in the advancement of public health.

Identify key figures and their contributions to public health and nursing.

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Definitions:

Nursing Assistant

A caregiver who provides basic patient care under the supervision of nursing staff, including assisting with activities of daily living.

Feedback

Information given to an individual or group regarding their performance or behavior for the purpose of improvement.

Varicose Ulcer

An open sore on the skin usually caused by poor venous blood flow, often related to varicose veins.

Dressing Change

The process of removing old wound coverings and applying fresh dressings to promote clean healing conditions.