A solutions architect needs to define a reference architecture for a solution for three-tier applications with web, application, and NoSQL data layers. The reference architecture must meet the following requirements: ✑ High availability within an AWS Region ✑ Able to fail over in 1 minute to another AWS Region for disaster recovery ✑ Provide the most efficient solution while minimizing the impact on the user experience Which combination of steps…

QuestionsCategory: SAP-C01A solutions architect needs to define a reference architecture for a solution for three-tier applications with web, application, and NoSQL data layers. The reference architecture must meet the following requirements: ✑ High availability within an AWS Region ✑ Able to fail over in 1 minute to another AWS Region for disaster recovery ✑ Provide the most efficient solution while minimizing the impact on the user experience Which combination of steps…
Admin Staff asked 3 months ago
A solutions architect needs to define a reference architecture for a solution for three-tier applications with web, application, and NoSQL data layers. The reference architecture must meet the following requirements:
✑ High availability within an AWS Region
✑ Able to fail over in 1 minute to another AWS Region for disaster recovery
✑ Provide the most efficient solution while minimizing the impact on the user experience
Which combination of steps will meet these requirements? (Choose three.)

A. Use an Amazon Route 53 weighted routing policy set to 100/0 across the two selected Regions. Set Time to Live (TTL) to 1 hour.

B. Use an Amazon Route 53 failover routing policy for failover from the primary Region to the disaster recovery Region. Set Time to Live (TTL) to 30 seconds.

C. Use a global table within Amazon DynamoDB so data can be accessed in the two selected Regions.

D. Back up data from an Amazon DynamoDB table in the primary Region every 60 minutes and then write the data to Amazon S3. Use S3 cross-Region replication to copy the data from the primary Region to the disaster recovery Region. Have a script import the data into DynamoDB in a disaster recovery scenario.

E. Implement a hot standby model using Auto Scaling groups for the web and application layers across multiple Availability Zones in the Regions. Use zonal Reserved Instances for the minimum number of servers and On-Demand Instances for any additional resources.

F. Use Auto Scaling groups for the web and application layers across multiple Availability Zones in the Regions. Use Spot Instances for the required resources.




 

Suggested Answer: ACE

Community Answer: BCE




This question is in SAP-C01 AWS Certified Solutions Architect – Professional Exam
For getting AWS Certified Solutions Architect – Professional Certificate



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Mancubus0Jox replied 3 months ago

field balancing

In the realm of industrial machinery, the concept of field balancing emerges as a critical practice that significantly influences operational efficiency and longevity. The essence of this methodology lies in its ability to rectify both static and dynamic imbalances present in various types of rotating equipment, including industrial fans, forestry mulchers, and combine harvester assemblies. The process of field balancing ensures that machines run smoothly, thereby minimizing vibrations that can lead to wear and tear, malfunctions, and costly downtime. It is essential for any business reliant on machinery to consider the vulnerabilities posed by imbalance and recognize the benefits of professional balancing solutions.

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In summary, field balancing stands as a cornerstone in the maintenance of industrial machinery. It minimizes vibrations, enhances reliability, and prolongs the life of vital equipment. The integration of modern techniques and equipment in the balancing process ensures results that align with international standards, creating a framework for consistent and effective machinery operation. The path forward for any striving business is clear: embrace the philosophy of balance to lay the foundation for a resilient, efficient, and sustainable operational environment.

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