Amazon Web Services dumpskey helping Hand Questions For Dva-c02 by Ryker q26 vce pdf

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Amazon Web Services DVA-C02 Exam Overview :

Exam Name:	AWS Certified Developer - Associate
Exam Code:	DVA-C02 Dumps
Vendor:	Amazon Web Services	Certification:	AWS Certified Associate
Questions:	470 Q&A's	Shared By:	ryker

Question 140

A food-delivery company has an application that uses an Amazon DynamoDB table for customer orders. The table uses on-demand capacity mode. The table uses order_date as the partition key and a composite sort key of customerId#orderId.

During peak order periods, write operations to the table are being throttled.

What should a developer do to resolve this issue?

Options:

Use a sequential number for the partition key and continue to use orderId as the sort key.

Change the table to provisioned capacity mode and increase write capacity units.

Migrate the table to Amazon Aurora.

Use customerId as the partition key and orderId as the sort key.

Discussion

Question 141

A developer is building an application that uses an Amazon RDS for PostgreSQL database. To meet security requirements, the developer needs to ensure that data is encrypted at rest. The developer must be able to rotate the encryption keys on demand.

Options:

Use an AWS KMS managed encryption key to encrypt the database.

Create a symmetric customer managed AWS KMS key. Use the key to encrypt the database.

Create a 256-bit AES-GCM encryption key. Store the key in AWS Secrets Manager, and enable managed rotation. Use the key to encrypt the database.

Create a 256-bit AES-GCM encryption key. Store the key in AWS Secrets Manager. Configure an AWS Lambda function to perform key rotation. Use the key to encrypt the database.

Discussion

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