Amazon CLF-C01 Online Practice Questions and Exam Preparation

Amazon CLF-C01 Online Questions & Answers

• Question 1461:

  Which AWS service can a company use to perform complex analytical queries?

  A. Amazon RDS
  B. Amazon DynamoDB
  C. Amazon Redshift
  D. Amazon ElastiCache
  C. Amazon Redshift

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  Explanation/Reference:

  C. Amazon Redshift

  Amazon Redshift is a fully-managed, cloud-based data warehousing service that is designed for handling large-scale, complex analytical queries. It is optimized for querying and analyzing structured and semi- structured data using SQL,

  making it an excellent choice for companies that need to perform complex analytical queries.

• Question 1462:

  A company is designing an application. For the data persistence layer, the company wants to use a NoSQL database. Which AWS service should the company use for the database?

  A. Amazon Redshift
  B. AWS DataSync
  C. Amazon Athena
  D. Amazon DynamoDB
  D. Amazon DynamoDB

• Question 1463:

  A retail company is building a new mobile app. The company is evaluating whether to build the app at an on-premises data center or in the AWS Cloud.

  Which of the following are benefits of building this app in the AWS Cloud? (Choose two.)

  A. A large, upfront capital expense and low variable expenses
  B. Increased speed for trying out new projects
  C. Complete control over the physical security of the infrastructure
  D. Flexibility to scale up in minutes as the application becomes popular
  E. Ability to pick the specific data centers that will host the application servers
  B. Increased speed for trying out new projects
  D. Flexibility to scale up in minutes as the application becomes popular

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  Explanation/Reference:

  Option A is incorrect because AWS allows for a low upfront cost and variable expenses, which is the opposite of a large upfront capital expense and low variable expenses.

  Option C is incorrect because AWS follows a shared responsibility model where the physical security of the infrastructure is the responsibility of AWS, while the customer is responsible for securing the applications and data. Therefore, the customer does not have complete control over the physical security of the infrastructure.

  Option E is incorrect because while AWS allows customers to choose the region in which their application is hosted, they cannot pick specific data centers.

• Question 1464:

  Which AWS dashboard displays relevant and timely information to help users manage events in progress, and provides proactive notifications to help plan for scheduled activities?

  A. AWS Service Health Dashboard
  B. AWS Personal Health Dashboard
  C. AWS Trusted Advisor dashboard
  D. Amazon CloudWatch dashboard
  B. AWS Personal Health Dashboard

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  Explanation/Reference:

  Reference: https://aws.amazon.com/premiumsupport/technology/personal-health-dashboard/

• Question 1465:

  The user is fully responsible for which action when running workloads on aws?

  A. Patching the infrastructure components
  B. Maintaining the underlying infrastructure components
  C. Maintaining physical and environmental controls
  D. Implementing controls to route application traffic
  B. Maintaining the underlying infrastructure components

• Question 1466:

  Which AWS service supports a hybrid architecture that gives users the ability to extend AWS infrastructure, AWS services, APIs, and tools to data centers, co-location environments, or on-premises facilities?

  A. AWS Snowmobile
  B. AWS Local Zones
  C. AWS Outposts
  D. AWS Fargate
  C. AWS Outposts

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  Explanation/Reference:

  Reference: https://aws.amazon.com/outposts/

• Question 1467:

  A company's application has high customer usage during certain times of the day. The company wants to reduce the number of Amazon EC2 instances that run when application usage is low. Which AWS service or instance purchasing option should the company use to meet this requirement?

  A. EC2 Instance Savings Plans
  B. Spot Instances
  C. Reserved Instances
  D. Amazon EC2 Auto Scaling
  D. Amazon EC2 Auto Scaling

• Question 1468:

  Which AWS service provides intelligent recommendations to improve code quality and identify an application is most expensive lines of code?

  A. Amazon CodeGuru
  B. AWS CodeStar
  C. AWS CodeCommit
  D. AWS CodeDeploy
  A. Amazon CodeGuru

• Question 1469:

  A company wants to use Amazon EC2 instances to provide a static website to users all over the world. The company needs to minimize latency for the users. Which solution meets these requirements?

  A. Use EC2 instances in a single Availability Zone.
  B. Use EC2 instances across multiple Availability Zones in the same AWS Region.
  C. Use Amazon CloudFront with the EC2 instances configured as the source.
  D. Use EC2 instances in the same edge location and the same AWS Region.
  C. Use Amazon CloudFront with the EC2 instances configured as the source.

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  Explanation/Reference:

  Amazon CloudFront works seamlessly with Amazon EC2 to accelerate the delivery of your dynamic content. In addition, if you use AWS origins such as Amazon S3, Amazon EC2 or Elastic Load Balancing, you don't pay for any data transferred between these services and CloudFront.

  Ref link: https://aws.amazon.com/cloudfront/getting-started/EC2/

• Question 1470:

  A director has been tasked with investigating hybrid cloud architecture. The company currently accesses AWS over the public internet. Which service will facilitate private hybrid connectivity?

  A. Amazon Virtual Private Cloud (Amazon VPC) NAT Gateway
  B. AWS Direct Connect
  C. Amazon Simple Storage Service (Amazon S3) Transfer Acceleration
  D. AWS Web Application Firewall (AWS WAF)
  B. AWS Direct Connect

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  Explanation/Reference:

  Amazon VPC provides multiple network connectivity options for you to leverage depending on your current network designs and requirements. These connectivity options include leveraging either the internet or an AWS Direct Connect connection as the network backbone and terminating the connection into either AWS or user-managed network endpoints. Additionally, with AWS, you can choose how network routing is delivered between Amazon VPC and your networks, leveraging either AWS or user-managed network equipment and routes.

  Reference: https://docs.aws.amazon.com/whitepapers/latest/aws-vpc-connectivity-options/introduction.html