- (Exam Topic 2)
A company that is migrating to the AWS Cloud wants to reduce the operational costs of running its databases. Which combination of actions should the company take to achieve this goal (Select TWO.)

1. A. Activate Amazon DynamoDB Accelerator (DAX)
2. B. Deploy resources across multiple Availability Zones.
3. C. Decrease operational tasks by using AWS managed services.
4. D. Automate changes and responses to events.
5. E. Use the AWS global infrastructure to benefit from economies of scale

Correct Answer: CD

- (Exam Topic 1)
Which of the following describes some of the core functionality of Amazon S3?

1. A. Amazon S3 is a high-performance block storage service that is designed for use with Amazon EC2
2. B. Amazon S3 is an object storage service that provides high-level performance, security, scalability, and data availability.
3. C. Amazon S3 is a fully managed, highly reliable, and scalable file storage system that is accessible over the industry-standard SMB protocol.
4. D. Amazon S3 is a scalable, fully managed elastic NFS for use with AWS Cloud services and on-premises resources.

Correct Answer: B
Amazon S3 is object storage built to store and retrieve any amount of data from anywhere. It’s a simple storage service that offers industry leading durability, availability, performance, security, and virtually unlimited scalability at very low costs.

- (Exam Topic 2)
A company runs a web application on Amazon EC2 instances. The application has consistent usage and is expected to run indefinitely. Which EC2 instance purchasing option will meet these requirements MOST cost-effectively?

1. A. 1-year All Upfront Reserved Instances
2. B. 1-year No Upfront Reserved Instances
3. C. 3-year All Upfront Reserved Instances
4. D. 3-year No Upfront Reserved Instances

Correct Answer: C

- (Exam Topic 1)
A company's on-premises application deployment cycle was 3-4 weeks. After migrating to the AWS Cloud, the company can deploy the application in 2-3 days. Which benefit has this company experienced by moving to the AWS Cloud?

1. A. Elasticity
2. B. Flexibility
3. C. Agility
4. D. Resilience

Correct Answer: C
https://docs.aws.amazon.com/whitepapers/latest/aws-overview/six-advantages-of-cloud-computing.html

- (Exam Topic 2)
A company wants to use a server less compute service for an application. When AWS service will meet tins requirement?

1. A. AWS Lambda
2. B. AWS CloudFormation
3. C. AWS Elastic Beanstalk
4. D. Elastic Load Balancing

Correct Answer: A