Amazon DVA-C01 Practice Test - Questions Answers, Page 41
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A developer is building an application on Amazon EC2 The developer encountered an "Access Denied" error on some of the API calls to AWS services while testing The developer needs to modify permissions that have been already given to the instance How can these requirements be met with minimal changes and minimum downtime?
A developer is building an AWS Lambda function that will dynamically generate and send a weekly newsletter to 100.000 users This newsletter contains both static text and images The developer needs a fast and highly scalable place to store the images that will be hyperlinked in the newsletter Where should the developer store these images?
A developer Is working with a Docker application that needs to be quickly deployed using AWS without changing the infrastructure or configuring health checks. The application should be configured so that changes and updates can be made automatically without any downtime Which solution will meet these requirements?
A developer must build a mobile application that allows users to read and write data from an Amazon DynamoDB table to store user state for each unique user. The solution needs to limit data access to allow users access only to their own data Which solution below is the most secure?
A developer is trying to get data from an Amazon DynamoDB table called demoman-table The developer configured the AWS CLI to use a specific 1AM user's credentials and executed the following command: aws dynamodb get-item table- name demoman-table --key '("id": <"N''; ''1993''}} ' The command returned errors and no rows were returned What is the MOST likely cause of these issues?
A photo sharing website gets millions of new images every week The images are stored in Amazon S3 under a formatted date prefix A developer wants to move images to a few S3 buckets for analysis and further processing Images are not required to be moved in real time What is the MOST efficient method for performing this task?
A developer is building an application using an Amazon API Gateway REST API backed by an AWS Lambda function that interacts with an Amazon DynamoDB table During testing, the developer observes high latency when making requests to the API How can the developer evaluate the end-to-end latency and identify performance bottlenecks?
A developer is building a WebSocket API using Amazon API Gateway. The payload sent to this API is JSON that includes an action key This key can have three different values create, update, and remove The developer must integrate with different routes based on the value of the action key of the incoming JSON payload.
How can the developer accomplish this task with the LEAST amount of configuration?
Which of the following are good use cases for how Amazon ElastiCache can help an application?
(Select TWO.)
A developer has code stored in an Amazon S3 bucket The code must be deployed as an AWS Lambda function across multiple accounts in the same Region as the S3 bucket The Lambda function will be deployed using an AWS CloudFormation template that is run for each account What is the MOST secure approach to allow access to the Lambda code in the S3 bucket?
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