A Developer Added a New Feature to an Application Running

question 302

Multiple Choice

A developer added a new feature to an application running on an Amazon EC2 instance that uses Amazon SQS. After deployment, the developer noticed a significant increase in Amazon SQS costs. When monitoring the Amazon SQS metrics on Amazon CloudWatch, the developer found that on average one message per minute is posted on this queue. What can be done to reduce Amazon SQS costs for this application?

• A) Increase the Amazon SQS queue polling timeout.
• B) Scale down the Amazon SQS queue to the appropriate size for low traffic demand.
• C) Configure push delivery via Amazon SNS instead of polling the Amazon SQS queue.
• D) Use an Amazon SQS first-in, first-out (FIFO) queue instead of a standard queue.

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Definitions:

Government Failure

Situations where government interventions in the economy lead to inefficient outcomes, worsening the problem they intended to solve.

Efficient Allocation

The optimal distribution of resources among competing uses, aiming to maximize the overall benefit or utility from those resources.

Government Failure

A situation where government intervention in the economy causes inefficiencies or leads to an allocation of resources worse than the free market.

Competitive Markets

Markets where multiple sellers and buyers interact under the principles of supply and demand to determine prices and output without significant restrictions or monopolies.