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1.
A Developer has an application that can upload tens of thousands of objects per second to Amazon S3 in parallel within a single AWS account. As part of new requirements, data stored in S3 must use server side encryption with AWS KMS (SSE-KMS). After creating this change, performance of the application is slower.
Which of the following is MOST likely the cause of the application latency?
Which of the following is MOST likely the cause of the application latency?
2.
When writing a Lambda function, what is the benefit of instantiating AWS clients outside the scope of the handler?
3.
An application on AWS is using third-party APIs. The Developer needs to monitor API errors in the code, and wants to receive notifications if failures go above a set threshold value.
How can the Developer achieve these requirements?
How can the Developer achieve these requirements?
4.
A serverless application uses an API Gateway and AWS Lambda.
Where should the Lambda function store its session information across function calls?
Where should the Lambda function store its session information across function calls?
5.
A company wants to implement a continuous integration for its workloads on AWS. The company wants to trigger unit test in its pipeline for commits-on its code repository, and wants to be notified of failure events in the pipeline.
How can these requirements be met?
How can these requirements be met?