Which is the MOST suitable predictive model that can be deployed into production?

2025-10-02
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In: MLS-C01
With: 1 Comment

A manufacturer of car engines collects data from cars as they are being driven.The data collected includes timestamp, engine temperature, rotations per minute(RPM), and other sensor readings.The company wants to predict when an engine is going to have a problem, so it can notify drivers in advance to get engine maintenance.The engine data is loaded into a data lake for training.Which is the MOST suitable predictive model that can be deployed into production?Read More →

Which solution meets these requirements?

2025-10-02
By:
In: SOA-C01
With: 1 Comment

A SysOps administrator is re-architecting an application.The SysOps administrator has moved the database from a public subnet, where the database used a public endpoint, into a private subnet to restrict access from the public network.After this change, an AWS Lambda function that requires read access to the database cannot connect to the database.The SysOps administrator must resolve this issue without compromising security.Which solution meets these requirements?Read More →

Which combination of steps should the security engineer take to troubleshoot this issue?

2025-10-02
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In: SCS-C01
With: 1 Comment

A company has a group of Amazon EC2 instances in a single private subnet of a VPC with no internet gateway attached.A security engineer has installed the Amazon CloudWatch agent on all instances in that subnet to capture logs from a specific application.To ensure that the logs flow securely, the company’s networking team has created VPC endpoints for CloudWatch monitoring and CloudWatch logs.The networking team has attached the endpoints to the VPC.The application is generating logs.However, when the security engineer queries CloudWatch, the logs do not appear.Which combination of steps should the security engineer take to troubleshoot this issue? (Choose three.)Read More →

What is the FASTEST way transfer the data?

2025-10-02
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In: SAP-C01
With: 1 Comment

A company has a data center that must be migrated to AWS as quickly as possible.The data center has a 500 Mbps AWS Direct Connect link and a separate, fully available 1 Gbps ISP connection.A Solutions Architect must transfer 20 TB of data from the data center to an Amazon S3 bucket.What is the FASTEST way transfer the data?Read More →

How should the DevOps Engineer overcome this?

2025-10-02
By:
In: DOP-C01
With: 1 Comment

A company has developed an AWS Lambda function that handles orders received through an API.The company is using AWS CodeDeploy to deploy the Lambda function as the final stage of a CI/CD pipeline.A DevOps Engineer has noticed there are intermittent failures of the ordering API for a few seconds after deployment.After some investigation, the DevOpsEngineer believes the failures are due to database changes not having fully propagated before the Lambda function begins executing.How should the DevOps Engineer overcome this?Read More →

Which solution meets these requirements?

2025-10-02
By:
In: DBS-C01
With: 1 Comment

A company needs a data warehouse solution that keeps data in a consistent, highly structured format.The company requires fast responses for end-user queries when looking at data from the current year, and users must have access to the full 15-year dataset, when needed.This solution also needs to handle a fluctuating number incoming queries.Storage costs for the 100 TB of data must be kept low.Which solution meets these requirements?Read More →