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Free AWS-CERTIFIED-DEVELOPER-ASSOCIATE-DVA-C02 – Amazon AWS-CERTIFIED-DEVELOPER-ASSOCIATE-DVA-C02 Practice Test Question

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Showing 40–42 of 56 questions

Question 40 (Topic 1)

An ecommerce startup is preparing for an annual sales event. As the traffic to the company's application increases, the development team wants to be notified when the Amazon EC2 instance's CPU utilization exceeds 80%. Which solution will meet this requirement?

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  • ○ Create a custom Amazon CloudWatch alarm that sends a notification to an Amazon SNS topic when the CPU utilization exceeds 80%.
  • ○ Create a custom AWS CloudTrail alarm that sends a notification to an Amazon SNS topic when the CPU utilization exceeds 80%.
  • ○ Create a cron job on the EC2 instance that invokes the --describe-instance-information command on the host instance every 15 minutes and sends the results to an Amazon SNS topic.
  • ○ Create an AWS Lambda function that queries the AWS CloudTrail logs for the CPUUtilization metric every 15 minutes and sends a notification to an Amazon SNS topic when the CPU utilization exceeds 80%.
Question 41 (Topic 1)

A developer is writing an application that will run on Amazon EC2 instances in an Auto Scaling group. The developer wants to externalize the session state to support the application. Which AWS services or resources can the developer use to meet these requirements? (Choose two.)

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  • ○ Amazon DynamoDB
  • ○ Amazon Cognito
  • ○ Amazon ElastiCache
  • ○ Application Load Balancer
  • ○ Amazon Simple Queue Service (Amazon SQS)
Question 42 (Topic 1)

A developer is building an application on AWS. The application has an Amazon API Gateway API that sends requests to an AWS Lambda function. The API is experiencing increased latency because the Lambda function has limited available CPU to fulfill the requests. Before the developer deploys the API into production, the developer must configure the Lambda function to have more CPU. Which solution will meet this requirement?

Select an option, then click Submit answer.

  • ○ Increase the virtual CPU (vCPU) cores quota of the Lambda function.
  • ○ Increase the amount of memory that is allocated to the Lambda function.
  • ○ Increase the ephemeral storage size of the Lambda function.
  • ○ Increase the timeout value of the Lambda function.