A Company's Application Is Running on Amazon EC2 Instances Within

question 91

Multiple Choice

A company's application is running on Amazon EC2 instances within an Auto Scaling group behind an Elastic Load Balancer. Based on the application's history the company anticipates a spike in traffic during a holiday each year. A solutions architect must design a strategy to ensure that the Auto Scaling group proactively increases capacity to minimize any performance impact on application users. Which solution will meet these requirements?

• A) Create an Amazon CloudWatch alarm to scale up the EC2 instances when CPU utilization exceeds 90%.
• B) Create a recurring scheduled action to scale up the Auto Scaling group before the expected period of peak demand.
• C) Increase the minimum and maximum number of EC2 instances in the Auto Scaling group during the peak demand period.
• D) Configure an Amazon Simple Notification Service (Amazon SNS) notification to send alerts when there are autoscaling EC2_INSTANCE_LAUNCH events.

Recognize the importance of sentence length and structure in maintaining reader interest and clarity.

Identify the role of design elements (e.g., headings, subheadings, lists) in improving document readability.

Appreciate the significance of avoiding long paragraphs and employing lists for better document structure.

Demonstrate knowledge on editing for clarity by eliminating redundancy, using active voice, and opting for simpler expressions.

---

Definitions:

Rest

The remaining part of something, often used when dividing or after subtracting a portion.

Ounces

A unit of weight used primarily in the United States, part of the imperial and US customary systems, equivalent to 28.35 grams.

Gold

a dense, malleable, yellow precious metal that is often used in jewelry, currency, and as an investment.

Earrings

Jewelry worn on the earlobes or other parts of the ear, often decorative and made from various materials like metal, stones, or beads.