Aurora PostgreSQL Day 2

Primary Aurora DB cluster in one AWS Region can replicate to up-to __ secondary read-only DB clusters with Aurora Global database.

• 1

• 2

• 5

• 15

True or false: You can create more than one (1) secondary clusters for same primary Aurora Cluster in a single region with Aurora Global database feature.

• True

• False

Features/Instance types supported in the secondary cluster for Aurora global database:

• Provisioned Instances

• Serverless V2 Instances

• No Instance (Headless)

• Writer instance (support write workload)

RDS Proxy Instance shape supported for your Aurora PostgreSQL:

• proxy.r6g.xlarge

• db.m5.4xlarge

• proxy.serverless

• There is no RDS Proxy instance shape to choose

Which of the following is NOT a best practise to secure your Aurora PostgreSQL for network access?

• Define VPC security group ingress/egress rules

• Keep databases in private subnets

• Access database using bastion host

• Set Public Access=YES for Aurora DB

What are support Authentication methods for Aurora PostgreSQL?

• Native PostgreSQL credentials (DB authentication with user/pass)

• IAM DB authentication

• Kerberos authentication

• Fingerprint authentication

True or false: You can't convert an unencrypted DB cluster to an encrypted one by modifying cluster. However, you can restore an unencrypted snapshot to an encrypted Aurora DB cluster.

• True

• False

In Aurora Standard cluster, which components are included in the cost?

• Compute

• Storage

• I/O (IOPS)

What is the statement is NOT true about Aurora I/O Optimized cluster?

• Aurora I/O-Optimized is cluster storage configuration

• Change between Aurora Standard and I/O Optimized doesn't require downtime

• There is no IOPS charge

• You can have mixed configuration (Standard and I/O optimized) for different instances in a cluster

True or False: No charge for backups up to 100% of total Aurora database size.

• True

• False