You Need to Create an Audit Log of All Changes

question 146

Multiple Choice

You need to create an audit log of all changes to customer banking data. You use DynamoDB to store this customer banking data. It is important not to lose any information due to server failures. What is an elegant way to accomplish this?

• A) Use a DynamoDB StreamSpecification and stream all changes to AWS Lambda. Log the changes to AWS CloudWatch Logs, removing sensitive information before logging.
• B) Before writing to DynamoDB, do a pre-write acknoledgment to disk on the application server, removing sensitive information before logging. Periodically rotate these log files into S3.
• C) Use a DynamoDB StreamSpecification and periodically flush to an EC2 instance store, removing sensitive information before putting the objects. Periodically flush these batches to S3.
• D) Before writing to DynamoDB, do a pre-write acknoledgment to disk on the application server, removing sensitive information before logging. Periodically pipe these files into CloudWatch Logs.

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Definitions:

Biological Assets

Living plants or animals that are used in agricultural production or held for sale, breeding, or other purposes, which can provide economic benefits to their owners.

AASB 141

An Australian accounting standard that covers the agricultural sector, detailing the accounting for agricultural activity including the recognition and measurement of biological assets and agricultural produce.

IAS 41

An international accounting standard that prescribes the accounting treatment and reporting of agricultural activity.

Market Price

The current price at which an asset or service can be bought or sold in a marketplace.