Which AWS Trusted Advisor category includes checks for high-utilization EC2 instances?

• Performance

• Cost Optimization

• Fault Tolerance

• Security

Answer explanation

In this category, AWS Trusted Advisor also helps improve the performance of your services by providing recommendations for how to take advantage of provisioned throughput.

• This category includes checks that help you to review your permissions and identify which AWS security features to enable.

• Fault Tolerance

• Security

• Cost Optimization

• Performance

Answer explanation

• The Security category includes checks that help you to review your permissions and identify which AWS security features to enable.

Which tool enables you to visualize, understand, and manage your AWS costs and usage over time?

• AWS Artifact

• AWS Pricing Calculator

• AWS Budgets

• 
  AWS Cost Explorer

Answer explanation

With AWS Cost Explorer, you can quickly create custom reports to analyze your AWS cost and usage data.

YA large company is interested in avoiding long-term contracts and moving from fixed costs to variable costs.

What is the value proposition of AWS for this company?

• Economies of scale

• Volume pricing discounts

• Pay-as-you-go pricing

• Automated cost optimization

Answer explanation

Pay-as-you-go pricing helps companies move away from fixed costs to variable costs in a model in which they only pay for what they actually use. There are no fixed term contracts with AWS so that requirement is also met.

An individual IAM user must be granted access to an Amazon S3 bucket using a bucket policy. Which element in the S3 bucket policy should be updated to define the user account for which access will be granted?

• Action

• Resource

• Condition

• Principal

Answer explanation

The Principal element specifies the user, account, service, or other entity that is allowed or denied access to a resource. The bucket policy below has a Principal element set to * which is a wildcard meaning any user. To grant access to a specific IAM user the following format can be used:

"Principal":{"AWS":"arn:aws:iam::AWSACCOUNTNUMBER:user/username"}

Which of the following AWS services are compute services? (Select TWO)

• AWS Batch

• AWS Elastic Beanstalk

• AWS CloudTrail

• Amazon EFS

• Amazon Inspector

Answer explanation

AWS Batch enables developers, scientists, and engineers to easily and efficiently run hundreds of thousands of batch computing jobs on AWS.

AWS Elastic Beanstalk is an easy-to-use service for deploying and scaling web applications and services developed with Java, .NET, PHP, Node.js, Python, Ruby, Go, and Docker on familiar servers such as Apache, Nginx, Passenger, and IIS.

AWS Direct _______ is a service that enables you to establish a dedicated private connection between your data center and VPC. 

Which migration strategy involves changing how an application is architected and developed, typically by using cloud-native features?

• Refactoring

• Rehosting

• Repurchasing

• Replatforming

It involves moving an application to the cloud with little to no modifications to the application itself. It is also known as “lift and shift.”

• Refactoring

• Rehosting

• Repurchasing

• Replatforming

A company is deploying a new workload and software licensing requirements dictate that the workload must be run on a specific, physical server.

Which Amazon EC2 instance deployment option should be used?

• Dedicated Instances

• Dedicated Hosts

• Spot Instances

• Reserved Instances

Answer explanation

An Amazon EC2 Dedicated Host is a physical server fully dedicated for your use, so you can help address corporate compliance requirements. Amazon EC2 Dedicated Hosts allow you to use your eligible software licenses from vendors such as Microsoft and Oracle on Amazon EC2, so that you get the flexibility and cost effectiveness of using your own licenses, but with the resiliency, simplicity and elasticity of AWS