AWS Certified Database Specialty Exam Questions with Correct Answers

AWS Certified Database Specialty Exam Questions with Correct Answers RDS storage types - Correct Answer * General Purpose Storage * Provisioned IOPS RDS Storage - General Purpose Storage - Correct Answer * You choose the storage size• * You get a baseline of 3 IOPS/GB * Volumes below 1 TiB can burst to 3,000 IOPS (uses I/O credits) * Use with variable workloads * Typically used for small to medium-sized DBs and in DEV/TEST environments RDS Storage - Provisioned IOPS - Correct Answer * You choose storage size and required IOPS Fast and predictable performance * Up to 32,000 IOPS max per DB instance * Use when consistent high IOPS are required (I/O-intensive workloads) * Well-suited for write-heavy workloads Storage Auto Scaling in RDS - Correct Answer * Both storage types (gp2 & io1) support storage autoscaling * Dynamically scales up storage capacity based on workload * Storage is scaled up automatically when the utilization nears the provisioned capacity • Zero downtime • You save costs due to over-provisioning and prevent downtime due to underprovisioning • Use when the workload is unpredictable • You must set the max storage limit for storage autoscaling RDS Security - Network - Correct Answer Use security groups to control access atDB, EC2 and VPC level