1. As a Cloud Architect, you are responsible for migrating from on-premises data center to AWS Cloud. You have an analytical workload that will run for a total of three months and can withstand interruptions. You want to use Amazon EC2 instances and minimize costs. What should you do?

A) You should use Amazon EC2 On-Demand Instances.
B) You should use Amazon EC2 Spot Instances.
C) You should use Amazon EC2 Reserved Instances.
D) You should use Amazon EC2 Dedicated Instances.



2. Which AWS IAM identity type is considered to be the best authentication method for applications running on Amazon EC2?

A) IAM roles
B) IAM groups
C) IAM policies
D) IAM users



3. Select the true statement about differences between Amazon CloudWatch and AWS CloudTrail.

A) Amazon CloudWatch tracks resources for security purposes while AWS CloudTrail records all metric data.
B) Amazon CloudWatch monitors your resources using metrics, and AWS CloudTrail records all activity performed on your account.
C) Amazon CloudWatch is a real-time API monitor, and AWS CloudTrail records performance and application data.
D) Amazon CloudWatch is a logging tool and AWS CloudTrail allows you to read the logs.



4. IAM policy...

A) ...is an authentication process that provides an extra layer of protection for your AWS account.
B) ...is an identity that is established when you first create an AWS account.
C) ...is an identity that you can use to gain temporary access to permissions.
D) ...is a document in AWS that grants or denies permissions to AWS services and resources.



5. Imagine you are responsible for the architecture of your company's cloud resources and need to prepare a data warehouse. Which AWS service should you use?

A) Amazon Aurora
B) Amazon DynamoDB
C) Amazon RDS
D) Amazon Redshift