Amazon CLF-C01 Practice Test - Questions Answers, Page 62
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A developer has created an AWS Lambda function lo provide notification through Amazon Simple Notification Service (Amazon SNS) whenever a file is uploaded to Amazon S3 that is larger than 50 MB The developer has deployed and tested the Lambda function by using the CI I However, when the event notification is added to the S3 bucket and a 3.000 MB file is uploaded, the Lambda function does not launch Which of the following is a possible reason for the Lambda function's inability to launch?
An ecommerce application is running behind an Application Load Balancer. A developer observes some unexpected load on the application during non-peak hours. The developer wants to analyze patterns for the client IP addresses that use the application Which HTTP header should the developer use for this analysis?
A company is running a web application that is using Amazon Cognito for authentication The company does not want to use multi-factor authentication (MFA) for all the visitors every time, but the company's security team has concerns about compromised credentials The development team needs to configure mandatory MFA only when suspicious sign in attempts are detected. Which Amazon Cognito feature will meet these requirements?
An application is using Amazon DynamoDB as its data store, and should be able to read 100 items per second as strongly consistent reads Each item is 5 KB in size. To what value should the table's provisioned read throughput be set?
A developer is receiving kttp 400 : ThrorclingExceprion errors intermittently when calling the Amazon CloudWatch API. When a call (ails, no data is retrieved What best practice should first be applied to address this issue?
A developer needs to build and deploy a serverless application that has an API that mobile clients will use. The API will use Amazon DynamoDB and Amazon OpenSearch Service (Amazon Elasticsearch Service) as data sources Responses that are sent to the clients will contain aggregated data from both data sources The developer must minimize the number of API endpoints and must minimize the number of API calls that are required to retrieve the necessary data Which solution should the developer use to meet these requirements?
A company wants to migrate an existing on-premises web application to AWS. The existing technology stacks consist of configuration files, application code that connects to a MySQL database by using a language-specific MySQL API, and a source code repository that holds configuration files and program code A developer uses an Amazon RDS for MySQL DB instance as the target database The developer uses a container as the compute engine for the web application program code The developer wants to configure the database connection from the web application code to the new RDS for MySQL DB instance without refactoring the existing code The developer also must maximize security for the storage of the database user name and password pair that the application code uses Which combination of steps should the developer take to meet these requirements? (Select TWO )
Which of the following security resources are supplied by AWS? (Select TWO.)
A retail company is migrating its IT infrastructure applications from on premises to the AWS Cloud.
Which costs will the company eliminate with this migration? (Select TWO.)
Which AWS services can use AWS WAF to protect against common web exploitations? (Select TWO.)
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