Amazon Amazon Certifications CLF-C01 Questions & Answers

• Question 121:

  A company has a social media platform in which users upload and share photos with other users. The company wants to identify and remove inappropriate photos. The company has no machine learning (ML) scientists and must build this detection capability with no ML expertise. Which AWS service should the company use to build this capability?

  A. Amazon SageMaker

  B. Amazon Textract

  C. Amazon Rekognition

  D. Amazon Comprehend

  Correct Answer: C

  C. Rekognition Amazon Rekognition Automate your image and video analysis with machine learning Amazon Comprehend Derive and understand valuable insights from text within documents

• Question 122:

  Which responsibility belongs to AWS when a company hosts its databases on Amazon EC2 instances?

  A. Database backups

  B. Database software patches

  C. Operating system patches

  D. Operating system installations.

  Correct Answer: D

  When you choose to use EC2 for your database, you first have to provision the EC2 instance, which means you will use an AMI, containing the OS itself which is then installed by AWS to the EC2. All the other tasks are your responsibility.

• Question 123:

  A company wants to use Amazon S3 to store its legacy data. The data is rarely accessed. However, the data is critical and cannot be recreated. The data needs to be available for retrieval within seconds. Which S3 storage class meets these requirements MOST cost-effectively?

  A. S3 Standard

  B. S3 One Zone-Infrequent Access (S3 One Zone-IA)

  C. S3 Standard-Infrequent Access (S3 Standard-IA)

  D. S3 Glacier

  Correct Answer: C

  The storage class that meets the given requirements most cost-effectively is S3 Standard-Infrequent Access (S3 Standard-IA).

  S3 Standard-IA is designed for data that is accessed less frequently, but still requires immediate access when needed. This storage class offers the same low latency and high throughput performance as S3 Standard, but with a lower storage cost. It charges a lower fee for storage, but charges a retrieval fee when the data is accessed.

• Question 124:

  Which AWS service or tool can a company use to visualize, understand, and manage AWS spending and usage over time?

  A. AWS Trusted Advisor

  B. Amazon CloudWatch

  C. Cost Explorer

  D. AWS Budgets

  Correct Answer: C

  The AWS service or tool that a company can use to visualize, understand, and manage AWS spending and usage over time is C. Cost Explorer. Cost Explorer is a cost management tool provided by AWS that allows users to visualize, understand, and manage AWS spending and usage over time. It provides various features and functionalities to help users analyze their AWS costs and usage, such as cost and usage reports, custom cost allocation tags, and budgeting tools

• Question 125:

  A development team wants to publish and manage web services that provide REST APIs. Which AWS service will meet this requirement?

  A. AWS App Mesh

  B. Amazon API Gateway

  C. Amazon CloudFront

  D. AWS Cloud Map

  Correct Answer: B

  Amazon API Gateway is a fully managed service that makes it easy for developers to create, publish, maintain, monitor, and secure APIs at any scale. So its B

• Question 126:

  Which task does AWS perform automatically?

  A. Encrypt data that is stored in Amazon DynamoDB.

  B. Patch Amazon EC2 instances.

  C. Encrypt user network traffic.

  D. Create TLS Certificates for users' websites.

  Correct Answer: A

  A. DynamoDB

  All user data stored in Amazon DynamoDB is fully encrypted at rest. DynamoDB encryption at rest provides enhanced security by encrypting all your data at rest using encryption keys stored in AWS Key Management Service (AWS KMS)

• Question 127:

  Which of the following is a benefit of moving from an on-premises data center to the AWS Cloud?

  A. Compute instances can be launched and terminated as needed to optimize costs.

  B. Compute costs can be viewed in the AWS Billing and Cost Management console.

  C. Users retain full administrative access to their compute instances.

  D. Users can optimize costs by permanently running enough instances at peak load.

  Correct Answer: A

• Question 128:

  In which ways does the AWS Cloud offer lower total cost of ownership (TCO) of computing resources than on-premises data centers? (Choose two.)

  A. AWS replaces upfront capital expenditures with pay-as-you-go costs.

  B. AWS is designed for high availability, which eliminates user downtime.

  C. AWS eliminates the need for on-premises IT staff.

  D. AWS uses economies of scale to continually reduce prices.

  E. AWS offers a single pricing model for Amazon EC2 instances.

  Correct Answer: AD

  The two ways in which the AWS Cloud offers a lower total cost of ownership (TCO) of computing resources than on-premises data centers are:

  A. AWS replaces upfront capital expenditures with pay-as-you-go costs, allowing users to pay only for the computing resources they actually use, without having to make an upfront capital investment in hardware and software.

  D. AWS uses economies of scale to continually reduce prices, passing on the savings to customers. This allows customers to benefit from lower costs over time, without having to negotiate lower prices or renegotiate contracts

• Question 129:

  Which AWS service monitors AWS accounts for security threats?

  A. Amazon GuardDuty

  B. AWS Secrets Manager

  C. Amazon Cognito

  D. AWS Certificate Manager (ACM)

  Correct Answer: A

• Question 130:

  Which benefit is included with an AWS Enterprise Support plan?

  A. AWS Partner Network (APN) support at no cost.

  B. Designated support from an AWS technical account manager (TAM)

  C. On-site support from AWS engineers

  D. AWS managed compliance as code with AWS config

  Correct Answer: B

  B. Patch Amazon EC2 instances.

  AWS performs automatic patching of Amazon EC2 instances as part of its shared responsibility model for managing security in the cloud. AWS manages the underlying infrastructure and provides patches and updates for the infrastructure components, including the hypervisor, network, and storage layers. However, customers are responsible for patching the operating system, applications, and software that they install on their EC2 instances.