Computer Science > EXAM > AWS Developer Certification| QUESTIONS WITH COMPLETE SOLUTIONS (All)

AWS Developer Certification| QUESTIONS WITH COMPLETE SOLUTIONS

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A Developer is building an application that needs access to an S3 bucket. Which API call should the developer use? Correct Answer: A: STS:AssumeRole. What is AWS Systems Manager Parameter Store? C ... orrect Answer: AWS System Manager Parameter store provides secure, hierarchical storage for configuration data management and secrets management. You are using AWS SAM templates to deploy a serverless application. Which of the following resource will embed nested applications from Amazon S3 bucket? Correct Answer: A: AWS::Serverless::Application CloudFormation template is used to create the Lambda function with the resource "AWS::Lambda::Function".Which of the following funtions would Lambda call to execute this? Correct Answer: HANDLER Right sequence of hooks in AWS CodeDeploy? Correct Answer: Application Stop->BeforeInstall->AfterInstall->ApplicationStart Any Lambda function invoked asynchronously is retried twice before the event is discarded. If the retries fail and you're unsure why, what should you use? Correct Answer: use Dead Letter Queues (DLQ) to direct unprocessed events to an Amazon SQS queue to analyze the failure. Due to the nature of the application, the data is needed across a couple of regions across the world. Which of the following would help reduce the latency of requests to DynamoDB from different regions? Correct Answer: A: Enable global tables for DynamoDB. Why? DynamoDB global tables provides a fully managed solution for deploying a multi-region, multi-master database, without having to build and maintain your own replication solutions. Your company has a large set of data sets that need to be streamed directly into Amazon S3. What would be the perfect fit? Correct Answer: A: Kinesis Data Firehose. Kinesis Data Firehose is a fully managed service for delivering real-time streaming data to destinations such as S3, Redshift, Amazon Elasticsearch Service (ES), and Splunk. Application gets error 429. What is the reason and the fix? Correct Answer: A: The main reason for such errors is that throttling is occurring when many requests are sent via API calls. The best way to mitigate this is to stagger the rate at which you make the API calls. Customers currently have 6 month period to move from using older API's to newer versions of the API's. What is the best strategy? Correct Answer: A: Create another stage in the API Gateway. So that the customer could use both versions and slowly adapt to the new version. Development environments with Lambda f [Show More]

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