Which AWS service can a company use to directly query and analyze AWS Cost and Usage Reports?
Correct Answer: B
* Amazon Athena Overview: * Amazon Athena is a serverless query service that allows users to analyze data in S3 using standard SQL. * It is commonly used to query AWS Cost and Usage Reports stored in S3. * How It Works for Cost Reports: * Cost and Usage Reports are delivered in a structured format to an S3 bucket. * Athena can query these reports without requiring additional ETL processes. * Why Other Options Are Incorrect: * A. Amazon OpenSearch Service: Designed for search and log analytics, not querying structured data. * C. Amazon Aurora: A relational database service, unsuitable for querying S3 data directly. * D. AWS Glue: Used for ETL tasks but not directly for querying. * References: * Analyzing AWS Cost and Usage Reports with Amazon Athena
Question 237
A company encourages its teams to test failure scenarios regularly and to validate their understanding of the impact of potential failures. Which pillar of the AWS Well-Architected Framework does this philosophy represent?
Correct Answer: A
This is the pillar of the AWS Well-Architected Framework that represents the philosophy of testing failure scenarios regularly and validating the understanding of the impact of potential failures. The operational excellence pillar covers the best practices for designing, running, monitoring, and improving systems in the AWS Cloud. Testing failure scenarios is one of the ways to improve the system's resilience, reliability, and recovery. You can learn more about the operational excellence pillar from this whitepaper or this digital course.
Question 238
A company wants to monitor its workload performance. The company wants to ensure that the cloud services are delivered at a level that meets its business needs. Which AWS Cloud Adoption Framework (AWS CAF) perspective will meet these requirements?
Correct Answer: D
The Operations perspective helps you monitor and manage your cloud workloads to ensure that they are delivered at a level that meets your business needs. Common stakeholders include chief operations officer (COO), cloud director, cloud operations manager, and cloud operations engineers1. The Operations perspective covers capabilities such as workload health monitoring, incident management, change management, release management, configuration management, and disaster recovery2. The Business perspective helps ensure that your cloud investments accelerate your digital transformation ambitions and business outcomes. Common stakeholders include chief executive officer (CEO), chief financial officer (CFO), chief information officer (CIO), and chief technology officer (CTO). The Business perspective covers capabilities such as business case development, value realization, portfolio management, and stakeholder management3. The Governance perspective helps you orchestrate your cloud initiatives while maximizing organizational benefits and minimizing transformation-related risks. Common stakeholders include chief transformation officer, CIO, CTO, CFO, chief data officer (CDO), and chief risk officer (CRO). The Governance perspective covers capabilities such as governance framework, budget and cost management, compliance management, and data governance4. The Platform perspective helps you build an enterprise-grade, scalable, hybrid cloud platform, modernize existing workloads, and implement new cloud-native solutions. Common stakeholders include CTO, technology leaders, architects, and engineers. The Platform perspective covers capabilities such as platform design and implementation, workload migration and modernization, cloud-native development, and DevOps5. Reference: AWS Cloud Adoption Framework: Operations Perspective AWS Cloud Adoption Framework - Operations Perspective AWS Cloud Adoption Framework: Business Perspective AWS Cloud Adoption Framework: Governance Perspective AWS Cloud Adoption Framework: Platform Perspective
Question 239
A cloud practitioner is analyzing Amazon EC2 instance performance and usage to provide recommendations for potential cost savings. Which cloud concept does this analysis demonstrate?
Correct Answer: B
Rightsizing is the cloud concept that this analysis demonstrates. Rightsizing is the process of optimizing the performance and cost of your AWS resources by selecting the most appropriate type, size, and configuration based on your workload requirements and usage patterns. Rightsizing can help you achieve potential cost savings by reducing the over-provisioning or under-utilization of your resources. You can use various AWS tools and services, such as AWS Cost Explorer, AWS Compute Optimizer, and AWS Trusted Advisor, to analyze your resource utilization and performance metrics, and receive recommendations for rightsizing.
Question 240
A developer needs to maintain a development environment infrastructure and a production environment infrastructure in a repeatable fashion. Which AWS service should the developer use to meet these requirements?
Correct Answer: D
AWS CloudFormation is a service that allows you to model and provision your AWS and third-party application resources in a repeatable and predictable way. You can use AWS CloudFormation to create, update, and delete a collection of resources as a single unit, called a stack. You can also use AWS CloudFormation to manage your development and production environments in a consistent and efficient manner4.
