1. Select the true statement about relationship between subnets and Availability Zones (AZs).

A) You can create one or more subnets within each Availability Zone.
B) You can create exactly one subnet per Availability Zone.
C) Subnets span across multiple Availability Zones.
D) Subnets contain one or more Availability Zones.



2. Your company needs a solution for enterprise reporting and business intelligence workloads, particularly those involving extremely complex SQL with multiple joins and sub-queries with high query performance. Which AWS service should you use?

A) Amazon Athena
B) Amazon RDS
C) Amazon Redshift
D) Amazon EMR



3. In AWS S3 storage service, which of these characteristics can you define on a per-bucket basis? (select 2)(Select 2answers)

A) A geographic location.
B) An encryption-at-rest setting.
C) A storage class.
D) A default file type for all objects in the bucket.



4. What is an advantage of using parameters in a CloudFormation template?

A) Parameters allow you to customize a stack without changing the template.
B) Parameters allow you to create multiple stacks from the same template.
C) Parameters prevent unauthorized users from using a template.
D) Parameters are used to prevent stack updates.



5. Which AWS Amazon S3 feature allows you to set rules to automatically transfer objects between different storage classes at specific intervals?

A) Same-Region Replication
B) Object Lifecycle Management
C) Cross-Region Replication
D) S3 Storage Lens