AWS Practice Test – 2 1. AWS Practice Tests Which AWS service can provide a seamless failover mechanism in case of region failure for your application? Amazon CloudWatch AWS Backup AWS Elastic Load Balancing (ELB) AWS Global Accelerator None 2. AWS Practice Tests To minimize costs associated with sporadic usage of compute resources, which instance purchasing option is most appropriate? On-Demand Instances Reserved Instances Spot Instances Savings Plans None 3. AWS Practice Tests Which AWS service helps replicate data across regions to maintain high availability and disaster recovery? Amazon S3 with cross-region replication AWS Lambda Amazon RDS Multi-AZ AWS Snowball None 4. AWS Practice Tests To manage access and permissions across multiple AWS accounts in an organization, which AWS service should be used? AWS IAM Roles AWS Organizations AWS Config Amazon CloudWatch None 5. AWS Practice Tests How can you optimize storage costs for data that is infrequently accessed but needs to be retained long-term in Amazon S3? Store the data in S3 Standard Use S3 Intelligent-Tiering Move the data to S3 Glacier Configure S3 Cross-Region Replication None 6. AWS Practice Tests Which AWS feature helps analyze and visualize cost and usage data to identify areas for cost savings? AWS Cost Explorer AWS Trusted Advisor AWS Config Amazon CloudWatch None 7. AWS Practice Tests What is the most cost-effective way to handle a steady, predictable workload on Amazon EC2? Use On-Demand Instances Utilize Spot Instances Purchase Reserved Instances Deploy Dedicated Hosts None 8. AWS Practice Tests To ensure high availability and disaster recovery across multiple regions for a critical web application, which approach is most effective? Deploy instances in multiple Availability Zones within a single region. Utilize Amazon Route 53 with latency-based routing and health checks across regions. Configure AWS Auto Scaling within a single region. Implement Amazon RDS with Multi-AZ deployments only. None 9. AWS Practice Tests Which service provides encryption for data at rest across various AWS storage services? AWS Key Management Service (KMS) AWS Secrets Manager AWS Shield None 10. AWS Practice Tests For a global application requiring consistent user experience across regions, which AWS service would best manage DNS failover? AWS CloudFront Amazon Route 53 AWS Global Accelerator AWS Direct Connect None Time's up