- (Topic 1)
Which statements represent the cost-effectiveness of the AWS Cloud? (Select TWO.)
Correct Answer:
AE
The statements that represent the cost-effectiveness of the AWS Cloud are:
✑ Users can trade fixed expenses for variable expenses. By using the AWS Cloud, users can pay only for the resources they use, instead of investing in fixed and upfront costs for hardware and software. This can lower the total cost of ownership and increase the return on investment.
✑ Users benefit from economies of scale. By using the AWS Cloud, users can leverage the massive scale and efficiency of AWS to access lower prices and higher performance. AWS passes the cost savings to the users through price reductions and innovations. AWS Cloud Value Framework
- (Topic 3)
A company needs to identify who accessed an AWS service and what action was performed for a given time period.
Which AWS service should the company use to meet this requirement?
Correct Answer:
B
AWS CloudTrail is a service that enables governance, compliance, operational auditing, and risk auditing of your AWS account. With CloudTrail, you can log, continuously monitor, and retain account activity related to actions across your AWS infrastructure. You can use CloudTrail to identify who accessed an AWS service and what action was performed for a given time period. Amazon CloudWatch, AWS Security Hub, and Amazon Inspector are AWS services that provide different types of monitoring and security capabilities.
- (Topic 1)
Which AWS service provides highly durable object storage?
Correct Answer:
A
Amazon S3 is the AWS service that provides highly durable object storage. Amazon S3 is designed to provide 99.999999999% durability of objects over a given year.
This means that you can store your data with high confidence that it will not be lost. Amazon S3 also provides high availability, scalability, security, and performance for your data. You can use Amazon S3 to store and retrieve any amount of data, at any time, from anywhere on the web5.
- (Topic 2)
A company needs to centralize its operational data. The company also needs to automate tasks across all of its Amazon EC2 instances.
Which AWS service can the company use to meet these requirements?
Correct Answer:
B
AWS Systems Manager is a service that enables users to centralize and automate the management of their AWS resources. It provides a unified user interface to view operational data, such as inventory, patch compliance, and performance metrics. It also allows users to automate common and repetitive tasks, such as patching, backup, and configuration management, across all of their Amazon EC2 instances1. AWS Trusted Advisor is a service that provides best practices and recommendations to optimize the performance, security, and cost of AWS resources2. AWS CodeDeploy is a service that automates the deployment of code and applications to Amazon EC2 instances or other compute services3. AWS Elastic Beanstalk is a service that simplifies the deployment and management of web applications using popular platforms, such as Java, PHP, and Node.js4.
- (Topic 3)
A company has deployed an Amazon EC2 instance.
Which option is an AWS responsibility under the AWS shared responsibility model?
Correct Answer:
C
According to the AWS shared responsibility model, AWS is responsible for protecting the infrastructure that runs all of the services offered in the AWS Cloud, such as data centers, hardware, software, networking, and facilities1. This includes the configuration of infrastructure devices, such as routers, switches, firewalls, and load balancers2. Customers are responsible for managing their data, applications, operating systems, security groups, and other aspects of their AWS environment1. Therefore, options A, B, and D are customer responsibilities, not AWS responsibilities. References: 1: AWS Well-Architected Framework - Elasticity; 2: Reactive Systems on AWS - Elastic