CLF-C02 practice questions 161–170

1. Question 161 · 712 in bank

   A company wants to improve its security posture by reviewing user activity through API calls. Which AWS service will meet this requirement?

   • AAWS WAF
   • BAmazon Detective
   • CAmazon CloudWatch
   • DAWS CloudTrail

   Show answer

   Answer: D

   Explanation

   AWS CloudTrail: o Records or logs transactions. o You can use API calls to provision, manage, and configure your AWS resources. With CloudTrail, you can view a complete history of user activity and API calls for your applications and resources (API caller, timeframe, Source IP, etc.).

   Source: Adapted from community discussion — db97

   References

   • AWS documentation

   Next question

2. Question 162 · 712 in bank

   A company is migrating to the AWS Cloud and plans to run experimental workloads for 3 to 6 months on AWS. Which pricing model will meet these requirements?

   • AUse Savings Plans for a 3-year term.
   • BUse Dedicated Hosts.
   • CBuy Reserved Instances.
   • DUse On-Demand Instances.

   Show answer

   Answer: D

   Next question

3. Question 163 · 712 in bank

   A company that has AWS Enterprise Support is launching a new version of a popular product in 2 months. The company expects a large increase in traffic to its website. The website is hosted on Amazon EC2 instances. Which action should the company take to assess its readiness to scale for this launch?

   • AReplace the EC2 instances with AWS Lambda functions.
   • BUse AWS Infrastructure Event Management (IEM) support.
   • CSubmit a request on AWS Marketplace to monitor the event.
   • DReview the coverage reports in the AWS Cost Management console.

   Show answer

   Answer: B

   Explanation

   B. Use AWS Infrastructure Event Management (IEM) support. AWS Infrastructure Event Management (IEM) support helps customers prepare for and respond to events that could impact their AWS infrastructure, such as product launches or traffic spikes. It provides proactive guidance, best practices, and recommendations tailored to the company's specific situation and requirements. By leveraging IEM support, the company can ensure that its AWS infrastructure is properly configured, optimized, and ready to handle the anticipated increase in website traffic.

   Source: Adapted from community discussion — chalaka

   References

   • AWS documentation
   • AWS documentation

   Next question

4. Question 164 · 712 in bank

   A company wants to launch multiple workloads on AWS. Each workload is related to a different business unit. The company wants to separate and track costs for each business unit. Which solution will meet these requirements with the LEAST operational overhead?

   • AUse AWS Organizations and create one account for each business unit.
   • BUse a spreadsheet to control the owners and cost of each resource.
   • CUse an Amazon DynamoDB table to record costs for each business unit.
   • DUse the AWS Billing console to assign owners to resources and track costs.

   Show answer

   Answer: A

   Explanation

   ChatGPT Answer The most suitable solution that meets the requirements with the least operational overhead is: A. Use AWS Organizations and create one account for each business unit. Using AWS Organizations allows you to centrally manage and govern multiple AWS accounts. By creating separate accounts for each business unit, you can easily isolate and track costs for each unit without mixing them up. This approach provides a clear separation of resources and costs, simplifying cost management and tracking. Additionally, AWS provides consolidated billing and cost allocation features within Organizations, making it easier to manage billing and costs across multiple accounts.

   Source: Adapted from community discussion — komorebi

   Next question

5. Question 165 · 712 in bank

   A company wants a time-series database service that makes it easier to store and analyze trillions of events each day. Which AWS service will meet this requirement?

   • AAmazon Neptune
   • BAmazon Timestream
   • CAmazon Forecast
   • DAmazon DocumentDB (with MongoDB compatibility)

   Show answer

   Answer: B

   Explanation

   B is correct "Amazon Timestream is a fast, scalable, and serverless time-series database service that makes it easier to store and analyze trillions of events per day up to 1,000 times faster. Amazon Timestream automatically scales up or down to adjust capacity and performance, so that you don’t have to manage the underlying infrastructure."

   Source: Adapted from community discussion — asdfcdsxdfc

   References

   • AWS documentation

   Next question

6. Question 166 · 712 in bank

   Which option is a shared control between AWS and the customer, according to the AWS shared responsibility model?

   • AConfiguration management
   • BPhysical and environmental controls
   • CData integrity authentication
   • DIdentity and access management

   Show answer

   Answer: A

   Explanation

   why it isn't D : "Customers are responsible for managing their data (including encryption options), classifying their assets, and using IAM tools to apply the appropriate permissions." why it is A : "Configuration Management – AWS maintains the configuration of its infrastructure devices, but a customer is responsible for configuring their own guest operating systems, databases, and applications." https://aws.amazon.com/compliance/shared-responsibility-model

   Source: Adapted from community discussion — blehbleh

   References

   • AWS documentation
   • AWS documentation

   Next question

7. Question 167 · 712 in bank

   A company is running a monolithic on-premises application that does not scale and is difficult to maintain. The company has a plan to migrate the application to AWS and divide the application into microservices. Which best practice of the AWS Well-Architected Framework is the company following with this plan?

   • AIntegrate functional testing as part of AWS deployment.
   • BUse automation to deploy changes.
   • CDeploy the application to multiple locations.
   • DImplement loosely coupled dependencies.

   Show answer

   Answer: D

   Explanation

   The Correct answer is D. Dependencies such as queuing systems, streaming systems, workflows, and load balancers are loosely coupled. Loose coupling helps isolate behavior of a component from other components that depend on it, increasing resiliency and agility. https://docs.aws.amazon.com/wellarchitected/latest/framework/rel_prevent_interaction_failure_loosely_coupled_system.html

   Source: Adapted from community discussion — Anyio

   References

   • AWS documentation

   Next question

8. Question 168 · 712 in bank

   A company often does not use all of its current Amazon EC2 capacity to run stateless workloads. The company wants to optimize its EC2 costs. Which EC2 instance type will meet these requirements?

   • ASpot Instances
   • BDedicated Instances
   • CReserved Instances
   • DOn-Demand Instances

   Show answer

   Answer: A

   Explanation

   Spot Instances are ideal for workloads with flexible start and end times, or that can withstand interruptions. This billing option is good if you can start or stop the processing job without affecting the overall operation of your business. Spot requests depends on Amazon EC2 capacity availability.

   Source: Adapted from community discussion — db97

   References

   • AWS documentation

   Next question

9. Question 169 · 712 in bank

   A company wants to store data in Amazon S3. The company rarely access the data, and the data can be regenerated if necessary. The company wants to store the data in the most cost-effective storage class. Which S3 storage class will meet this requirement?

   • AS3 Standard
   • BS3 Intelligent-Tiering
   • CS3 Standard-Infrequent Access (S3 Standard-IA)
   • DS3 One Zone-Infrequent Access (S3 One Zone-IA)

   Show answer

   Answer: D

   Explanation

   For other infrequently accessed data, such as duplicates of backups or data summaries that can be regenerated, S3 One Zone-IA provides a lower price point. Reference: https://aws.amazon.com/about-aws/whats-new/2018/04/announcing-s3-one-zone-infrequent-access-a-new-amazon-s3-storage-class/

   Source: Adapted from community discussion — YourFriendlyNeighborhoodSpider

   References

   • AWS documentation

   Next question

10. Question 170 · 712 in bank

    A company has migrated its workloads to AWS. The company wants to adopt AWS at scale and operate more efficiently and securely. Which AWS service or framework should the company use for operational support?

    • AAWS Support
    • BAWS Cloud Adoption Framework (AWS CAF)
    • CAWS Managed Services (AMS)
    • DAWS Well-Architected Framework

    Show answer

    Answer: C

    Explanation

    AWS Managed Services (AMS) helps you adopt AWS at scale and operate more efficiently and securely. We leverage standard AWS services and offer operational guidance with specialized automations, skills, and experience that are contextual to your environment and applications

    Source: Adapted from community discussion — abbey0922

    References

    • AWS documentation
    • AWS documentation

    Next question

Keyboard:J Kmove between questionsA–Dselect an answerRshow or hide the answer← →change page

CLF-C02 practice, question 161. 712 questions available.