A Company Has an Automobile Sales Website That Stores Its

question 278

Multiple Choice

A company has an automobile sales website that stores its listings in a database on Amazon RDS. When an automobile is sold, the listing needs to be removed from the website and the data must be sent to multiple target systems. Which design should a solutions architect recommend?

• A) Create an AWS Lambda function triggered when the database on Amazon RDS is updated to send the information to an Amazon Simple Queue Service (Amazon SQS) queue for the targets to consume.
• B) Create an AWS Lambda function triggered when the database on Amazon RDS is updated to send the information to an Amazon Simple Queue Service (Amazon SQS) FIFO queue for the targets to consume.
• C) Subscribe to an RDS event notification and send an Amazon Simple Queue Service (Amazon SQS) queue fanned out to multiple Amazon Simple Notification Service (Amazon SNS) topics. Use AWS Lambda functions to update the targets.
• D) Subscribe to an RDS event notification and send an Amazon Simple Notification Service (Amazon SNS) topic fanned out to multiple Amazon Simple Queue Service (Amazon SQS) queues. Use AWS Lambda functions to update the targets.

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Definitions:

Peak

The maximum value or highest point reached by a quantity or phenomenon, such as voltage or current in a circuit.

Skin Effect

The tendency of electrons to move toward the outside of a conductor in an AC circuit.

High-frequency

Refers to electromagnetic waves with frequencies much higher than those audible to humans, often associated with radio frequencies and microwave communications.

In Phase

A condition that occurs when voltage and current reach all peak values at the same time.