2021 Most Accurate Amazon DVA-C01 Dumps for DVA-C01 Exam Preparation

1. Amazon Web Services DVA-C01 AWS Certified Developer Associate Exam Version: Demo [ Total Questions: 10] Web: www.marks4sure.com Email: support@marks4sure.com

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3. Practice Test Amazon Web Services - DVA-C01 Exam Topic Breakdown Exam Topic Topic 3 : Exam Pool C Topic 2 : Exam Pool B Topic 4 : Exam Pool D Topic 1 : Exam Pool A TOTAL Number of Questions 3 3 3 1 10 Pass Your Certification With Marks4sure Guarantee 1 of 8

4. Practice Test Amazon Web Services - DVA-C01 Topic 3, Exam Pool C Question #:1 - (Exam Topic 3) A developer is working on a serverless project based in Java. Initial testing shows a cold start takes about 8 seconds on average for AWS Lambda functions. What should the developer do to reduce the cold start time'' (Select TWO) A. Add the Spring Framework to the project and enable dependency injection B. Reduce the deployment package by including only the needed modules from the AWS SDK for Java. C. Increase the memory allocation setting for the Lambda function. D. Increase the timeout setting for the Lambda function. E. Change the Lambda invocation mode from synchronous to asynchronous. Answer: B C Question #:2 - (Exam Topic 3) An application development team decides to use AWS X Ray to monitor application code to analyze performance and perform r cause analysis What does the team need to do to begin using X Ray? (Select TWO ) A. Log instrumentation output into an Amazon SQS queue B. Use a visualization tool to view application traces C. Instrument application code using the AWS SDK D. Install the X-Ray agent on the application servers E. Create an Amazon DynamoDB table to store the trace logs Answer: D E Question #:3 - (Exam Topic 3) A developer is preparing a deployment package using AWS Cloud Formation. The package consists of two separate templates: one for the infrastructure and one for the application. The application has to be inside the VPC that is created from the infrastructure template Pass Your Certification With Marks4sure Guarantee 2 of 8

5. Practice Test Amazon Web Services - DVA-C01 How can the application stack refer to the VPC created from the infrastructure template? A. Use the Ret function to import the VPC into the application stack from the infrastructure template B. Use the export flag in the infrastructure template, and then use the Fn::lmportValue function in the application template C. Use the DependsOn attribute to specify that the application instance depends on the VPC in the application template D. Use the Fn::GetAtt function to include the attribute of the VPC in the application template. Answer: A Pass Your Certification With Marks4sure Guarantee 3 of 8

6. Practice Test Amazon Web Services - DVA-C01 Topic 2, Exam Pool B Question #:4 - (Exam Topic 2) A Development team currently supports an application that uses an in-memory store to save accumulated game results. Individual results are stored in a database. As part of migrating to AWS, the team needs to use automatic scaling. The team knows this will yield inconsistent results. Where should the team store these accumulated game results to BEST allow for consistent results without impacting performance? A. Amazon S3 B. Amazon RDS C. Amazon ElastiCache D. Amazon Kinesis Answer: C Question #:5 - (Exam Topic 2) A Development team is working on a case management solution that allows medical claims to be processed and reviewed. Users log in to provide information related to their medical and financial situations. As part of the application, sensitive documents such as medical records, medical imaging, bank statements, and receipts are uploaded to Amazon S3. All documents must be securely transmitted and stored. All access to the documents must be recorded for auditing. What is the MOST secure approach? A. Use S3 default encryption using Advanced Encryption Standard-256 (AES-256) on the destination bucket. B. Use Amazon Cognito for authorization and authentication to ensure the security of the application and documents. C. Use AWS Lambda to encrypt and decrypt objects as they are placed into the S3 bucket. D. Use client-side encryption/decryption with Amazon S3 and AWS KMS. Answer: A Pass Your Certification With Marks4sure Guarantee 4 of 8

7. Practice Test Amazon Web Services - DVA-C01 Explanation https://aws.amazon.com/s3/faqs/?nc1=h_ls. Question #:6 - (Exam Topic 2) A company is running an application built on AWS Lambda functions. One Lambda function has performance issues when it has to download a 50MB file from the Internet in every execution. This function is called multiple times a second. What solution would give the BEST performance increase? A. Cache the file in the /tmp directory B. Increase the Lambda maximum execution time C. Put an Elastic Load Balancer in front of the Lambda function D. Cache the file in Amazon S3 Answer: A Explanation https://docs.aws.amazon.com/lambda/latest/dg/runtimes-context.html Pass Your Certification With Marks4sure Guarantee 5 of 8

8. Practice Test Amazon Web Services - DVA-C01 Topic 4, Exam Pool D Question #:7 - (Exam Topic 4) A company has an AWS Lambda function that runs hourly, reads log files that are stored in Amazon S3, and forwards alerts to Amazon Simple Notification Service (Amazon SNS) topics based on content A developer wants to add a custom metric to the Lambda function to track the number of alerts of each type for each run The developer needs to log this information in Amazon CloudWatch in a metric that is named Lambda/AlertCounts How should the developer modify the Lambda function to meet this requirement with the LEAST operational overhead'' A. Add a print statement to standard out for each alert and the number of occurrences B. Add a call to the PutMetricData API operation Pass an array for alerts and the number of occurrences in the Values and Counts fields with a namespace of "Lambda/AlertCounts" C. Add a call to the PutMetncAlarm API operation Pass an array of alerts in the metrics member with the namespace of "Lambda/AlertCounts" D. Add a call to the PutDashboard API operation Pass an array of alerts in the metrics member with the namespace of "Lambda/AlertCounts" Answer: C Question #:8 - (Exam Topic 4) A company wants to make sure that only one user from its Admin group has the permanent right to delete an Amazon EC2 resource There should be no changes in the existing policy under the Admin group What should a developer use to meet these requirements? A. AWS managed policy B. Inline policy C. IAM trust relationship D. AWS Security Token Service (AWS STS) Answer: B Question #:9 - (Exam Topic 4) A developer needs to deploy a new version to an AWS Elastic Beanstalk application How can the developer Pass Your Certification With Marks4sure Guarantee 6 of 8

9. Practice Test Amazon Web Services - DVA-C01 accomplish this task? A. Upload and deploy the new application version in the Elastic Beanstalk console B. Use the eb init CLI command to deploy a new version ' C. Terminate the current Elastic Beanstalk environment and create a new one D. Modify the ebextensions folder to add a source option to services Answer: A Pass Your Certification With Marks4sure Guarantee 7 of 8

10. Practice Test Amazon Web Services - DVA-C01 Topic 1, Exam Pool A Question #:10 - (Exam Topic 1) Which of the following are valid SNS delivery transports? Choose 2 answers A. HTTP B. UDP C. SMS D. DynamoDB E. Named Pipes Answer: A C Explanation https://aws.amazon.com/sns/faqs/ Q: What are the different delivery formats/transports for receiving notifications? In order for customers to have broad flexibility of delivery mechanisms, Amazon SNS supports notifications over multiple transport protocols. Customers can select one the following transports as part of the subscription requests: “HTTP”, “HTTPS” – Subscribers specify a URL as part of the subscription registration; notifications will be delivered through an HTTP POST to the specified URL. ”Email”, “Email-JSON” – Messages are sent to registered addresses as email. Email-JSON sends notifications as a JSON object, while Email sends text-based email. “SQS” – Users can specify an SQS standard queue as the endpoint; Amazon SNS will enqueue a notification message to the specified queue (which subscribers can then process using SQS APIs such as ReceiveMessage, DeleteMessage, etc.). Note that FIFO queues are not currently supported. “SMS” – Messages are sent to registered phone numbers as SMS text messages. Pass Your Certification With Marks4sure Guarantee 8 of 8

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