A Company Is Creating a Three-Tier Web Application Consisting of a Web

question 288

Multiple Choice

A company is creating a three-tier web application consisting of a web server, an application server, and a database server. The application will track GPS coordinates of packages as they are being delivered. The application will update the database every 0-5 seconds. The tracking will need to read a fast as possible for users to check the status of their packages. Only a few packages might be tracked on some days, whereas millions of package might be tracked on other days. Tracking will need to be searchable by tracking ID customer ID and order ID. Order than 1 month no longer read to be tracked. What should a solution architect recommend to accomplish this with minimal cost of ownership?

• A) Use Amazon DynamoDB Enable Auto Scaling on the DynamoDB table. Schedule an automatic deletion script for items older than 1 month.
• B) Use Amazon DynamoDB with global secondary indexes. Enable Auto Scaling on the DynamoDB table and the global secondary indexes. Enable TTL on the DynamoDB table.
• C) Use an Amazon RDS On-Demand instance with Provisioned IOPS (PIOPS). Enable Amazon CloudWatch alarms to send notifications when PIOPS are exceeded. Increase and decrease PIOPS as needed.
• D) Use an Amazon RDS Reserved Instance with Provisioned IOPS (PIOPS). Enable Amazon CloudWatch alarms to send notification when PIOPS are exceeded. Increase and decrease PIOPS as needed.

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Definitions:

American Dream

The idea that people can achieve personal success, no matter their origin or socioeconomic status, in a society that enables upward mobility for all its members.

Poverty

A state of economic deprivation or lack of access to sufficient resources and services, such as food, housing, education, and healthcare.

Meritocracy

A system where individuals achieve success or are given opportunities based on their abilities and merits rather than on their social status or background.

Stratification

The hierarchical arrangement and classification of society into different layers based on socioeconomic status, race, ethnicity, or other distinguishing factors.