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A user deploys an Amazon RDS DB instance in multiple Availability Zones This strategy involves which pillar of the AWS Well-Architected Framework?

A.
Performance efficiency
A.
Performance efficiency
Answers
B.
Reliability
B.
Reliability
Answers
C.
Cost optimization
C.
Cost optimization
Answers
D.
Security
D.
Security
Answers
Suggested answer: B

Which AWS service or tool provides information about the utilization of Reserved Instances?

A.
AWS Systems Manager
A.
AWS Systems Manager
Answers
B.
Cost Explorer
B.
Cost Explorer
Answers
C.
AWS Config2
C.
AWS Config2
Answers
D.
Amazon CloudWatch
D.
Amazon CloudWatch
Answers
Suggested answer: D

A company has a workload that requires data to be collected, analyzed and stored on premises The company wants to extend the use of AWS services to run on premises with access to the company network and the company's VPC. Which AWS service meets this requirement?

A.
AWS Outposts
A.
AWS Outposts
Answers
B.
AWS Storage Gateway
B.
AWS Storage Gateway
Answers
C.
AWS Direct Connect
C.
AWS Direct Connect
Answers
D.
AWS Snowball
D.
AWS Snowball
Answers
Suggested answer: B

Which AWS feature grants temporary access to specific AWS resources?

A.
AWS IAM Access Analyzer
A.
AWS IAM Access Analyzer
Answers
B.
Service control policies (SCPs)
B.
Service control policies (SCPs)
Answers
C.
Access control lists (ACLs)
C.
Access control lists (ACLs)
Answers
D.
IAM roles
D.
IAM roles
Answers
Suggested answer: A

A company wants to use AWS storage services that support data lifecycle management to reduce the cost of storing files that are not accessed frequently.

Which AWS services meets these requirements? (Select TWO.)

A.
Amazon FSx
A.
Amazon FSx
Answers
B.
Amazon Elastic Block Store (Amazon EBS)
B.
Amazon Elastic Block Store (Amazon EBS)
Answers
C.
Amazon Elastic File System (Amazon EFS)
C.
Amazon Elastic File System (Amazon EFS)
Answers
D.
Amazon S3
D.
Amazon S3
Answers
E.
AWS Snowball
E.
AWS Snowball
Answers
Suggested answer: D, E

Which of the following acts as an instance-level firewall to control inbound and outbound access?

A.
Network access control list
A.
Network access control list
Answers
B.
Security groups
B.
Security groups
Answers
C.
AWS Trusted Advisor
C.
AWS Trusted Advisor
Answers
D.
Virtual private gateways
D.
Virtual private gateways
Answers
Suggested answer: B

Explanation:

Explanation:

A company chooses an Amazon EC2 instance type that fits its usage requirements Which principle of the AWS Well-Architected Framework is the company following?

A.
Proactively monitor costs
A.
Proactively monitor costs
Answers
B.
Rightsize the infrastructure
B.
Rightsize the infrastructure
Answers
C.
Supply resources dynamically.
C.
Supply resources dynamically.
Answers
D.
Decommission unused resources
D.
Decommission unused resources
Answers
Suggested answer: B

Which of the following can an AWS customer use to launch a new Amazon Relational Database Service (Amazon RDS) cluster? (Select TWO.)

A.
AWS Concierge
A.
AWS Concierge
Answers
B.
AWS CloudFormation
B.
AWS CloudFormation
Answers
C.
Amazon Simple Storage Service (Amazon S3)
C.
Amazon Simple Storage Service (Amazon S3)
Answers
D.
Amazon EC2 Auto Scaling
D.
Amazon EC2 Auto Scaling
Answers
E.
AWS Management Console
E.
AWS Management Console
Answers
Suggested answer: B, E

A company is running a reporting web server application on Amazon EC2 instances The application runs once every week and once again at the end of the month The EC2 instances can be shut down when they are not in use. What is the MOST cost-effective billing model for this use case?

A.
Standard Reserved Instances
A.
Standard Reserved Instances
Answers
B.
Convertible Reserved Instances
B.
Convertible Reserved Instances
Answers
C.
On-Demand Capacity Reservations
C.
On-Demand Capacity Reservations
Answers
D.
On-Demand Instances
D.
On-Demand Instances
Answers
Suggested answer: D

A user is comparing purchase options for an application that runs on Amazon EC2 and Amazon RDS.

The application cannot sustain any interruption The application experiences a predictable amount of usage, including some seasonal spikes that last only a few weeks at a time It is not possible to modify the application. Which purchase option meets these requirements MOST cost-effectively?

A.
Review the AWS Marketplace and buy Partial Upfront Reserved Instances to cover the predicted and seasonal load
A.
Review the AWS Marketplace and buy Partial Upfront Reserved Instances to cover the predicted and seasonal load
Answers
B.
Buy Reserved Instances for the predicted amount of usage throughout the year Allow any seasonal usage to run on Spot Instances.
B.
Buy Reserved Instances for the predicted amount of usage throughout the year Allow any seasonal usage to run on Spot Instances.
Answers
C.
Buy Reserved Instances for the predicted amount of usage throughout the year Allow any seasonal usage to run at an On-Demand rate.
C.
Buy Reserved Instances for the predicted amount of usage throughout the year Allow any seasonal usage to run at an On-Demand rate.
Answers
D.
Buy Reserved Instances to cover all potential usage that results from the seasonal usage
D.
Buy Reserved Instances to cover all potential usage that results from the seasonal usage
Answers
Suggested answer: C
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