A Company Is Deploying a Critical Application on Two Amazon

question 120

Multiple Choice

A company is deploying a critical application on two Amazon EC2 instances in a VPC. Failed client connections to the EC2 instances must be logged according to company policy. What is the MOST cost-effective solution to meet these requirements?

• A) Move the EC2 instances to a dedicated VPC. Enable VPC Flow Logs with a filter on the deny action. Publish the flow logs to Amazon CloudWatch Logs.
• B) Move the EC2 instances to a dedicated VPC subnet. Enable VPC Flow Logs for the subnet with a filter on the reject action. Publish the flow logs to an Amazon Kinesis Data Firehose stream with a data delivery to an Amazon S3 bucket.
• C) Enable VPC Flow Logs, filtered for rejected traffic, for the elastic network interfaces associated with the instances. Publish the flow logs to an Amazon Kinesis Data Firehose stream with a data delivery to an Amazon S3 bucket.
• D) Enable VPC Flow Logs, filtered for rejected traffic, for the elastic network interfaces associated with the instances. Publish the flow logs to Amazon CloudWatch Logs.

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Definitions:

F-ratio

A statistic used in ANOVA tests to compare the variability between group means to the variability within groups.

Participants

Individuals who take part in a study or experiment, providing data for analysis.

Groups

Collections of subjects, items, or categories that are studied in research or statistical analyses.

One-way ANOVA

A statistical test used to determine if there are statistically significant differences between the means of three or more independent groups based on one variable.