How can the Database Specialist accomplish this?

2026-04-03
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In: DBS-C01
With: 2 Comments

The Development team recently executed a database script containing several data definition language (DDL) and data manipulation language (DML) statements on an Amazon Aurora MySQL DB cluster.The release accidentally deleted thousands of rows from an important table and broke some application functionality.This was discovered 4 hours after the release.Upon investigation, a Database Specialist tracked the issue to a DELETE command in the script with an incorrectWHERE clause filtering the wrong set of rows.The Aurora DB cluster has Backtrack enabled with an 8-hour backtrack window.The Database Administrator also took a manual snapshot of the DB cluster before the release started.The database needs to be returned to the correct state as quickly as possible to resume full application functionality.Data loss must be minimal.How can the Database Specialist accomplish this?Read More →

Which steps should the SysOps administrator take to resolve the issue?

2026-04-03
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In: SOA-C02
With: 2 Comments

A company currently runs its infrastructure within a VPC in a single Availability Zone.The VPC is connected to the company’s on-premises data center through an AWS Site-to-Site VPN connection attached to a virtual private gateway.The on-premises route tables route all VPC networks to the VPN connection.Communication between the two environments is working correctly.A SysOps administrator created new VPC subnets within a new Availability Zone, and deployed new resources within the subnets.However, communication cannot be established between the new resources and the on-premises environment.Which steps should the SysOps administrator take to resolve the issue?Read More →

Which actions should the solutions architect take to meet these requirements?

2026-04-03
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In: SAP-C01
With: 2 Comments

A solutions architect has developed a web application that uses an Amazon API Gateway Regional endpoint and an AWS Lambda function.The consumers of the web application are all close to the AWS Region where the application will be deployed.The Lambda function only queries an Amazon Aurora MySQL database.The solutions architect has configured the database to have three read replicas.During testing, the application does not meet performance requirements.Under high load, the application opens a large number of database connections.The solutions architect must improve the application’s performance.Which actions should the solutions architect take to meet these requirements? (Choose two.)Read More →

Which solution will meet these requirements?

2026-04-03
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In: SAP-C02
With: 2 Comments

A company stores and manages documents in an Amazon Elastic File System (Amazon EFS) file system.The file system is encrypted with an AWS Key Management Service (AWS KMS) key.The file system is mounted to an Amazon EC2 instance that runs proprietary software.The company has enabled automatic backups for the file system.The automatic backups use the AWS Backup default backup plan.A solutions architect must ensure that deleted documents can be recovered within an RPO of 100 minutes.Which solution will meet these requirements?Read More →

What is the MOST secure way to resolve this issue?

2026-04-03
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In: DVA-C01
With: 2 Comments

An application that is hosted on an Amazon EC2 instance needs access to files that are stored in an Amazon S3 bucket.The application lists the objects that are stored in the S3 bucket and displays a table to the user.During testing, a developer discovers that the application does not show any objects in the list.What is the MOST secure way to resolve this issue?Read More →

What should the data scientist do to identify and address training issues with the LEAST development effort?

2026-04-03
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In: MLS-C01
With: 2 Comments

A data scientist is training a large PyTorch model by using Amazon SageMaker.It takes 10 hours on average to train the model on GPU instances.The data scientist suspects that training is not converging and that resource utilization is not optimal.What should the data scientist do to identify and address training issues with the LEAST development effort?Read More →