Amazon CLF-C01 Online Practice Questions and Exam Preparation

Amazon CLF-C01 Online Questions & Answers

• Question 1661:

  When designing AWS workloads to be operational even when there are component failures, what is an AWS best practice?

  A. Perform quarterly disaster recovery tests.
  B. Place the main component on the us-east-1 Region.
  C. Design for automatic failover to healthy resources.
  D. Design workloads to fit on a single Amazon EC2 instance.
  C. Design for automatic failover to healthy resources.

• Question 1662:

  A company is running a key-value NoSQL workload on Amazon EC2 instances and needs to have scalability, failover protection, and backup capabilities. What is the MOST operationally efficient way to meet these requirements?

  A. Add additional EC2 instances to the database cluster.
  B. Run an identical copy of the database in a second Availability Zone.
  C. Migrate the database lo Amazon DynamoDB.
  D. Migrate to a relational database.
  C. Migrate the database lo Amazon DynamoDB.

• Question 1663:

  Amazon Route 53 enables users to:

  A. encrypt data in transit
  B. register DNS domain names
  C. generate and manage SSL certificates
  D. establish a dedicated network connection to AWS
  B. register DNS domain names

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  Explanation/Reference:

  Reference: https://docs.aws.amazon.com/Route53/latest/DeveloperGuide/Welcome.html

• Question 1664:

  Which AWS services or features provide disaster recovery solutions for Amazon EC2 instances? (Select TWO.)

  A. EC2 Reserved Instances
  B. EC2 Amazon Machine Images (AMIs)
  C. Amazon Elastic Block Store (Amazon EBS) snapshots
  D. AWS Shield
  E. Amazon GuardDuty
  B. EC2 Amazon Machine Images (AMIs)
  C. Amazon Elastic Block Store (Amazon EBS) snapshots

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  Explanation/Reference:

  https://docs.aws.amazon.com/whitepapers/latest/disaster-recovery- workloads-on-aws/ disaster-recovery-options-in-the-cloud.html You can back up Amazon EC2 instances used by your workload as Amazon Machine Images (AMIs). The AMI is created from snapshots of your instance's root volume and any other EBS volumes attached to your instance. You can use this AMI to launch a restored version of the EC2 instance

• Question 1665:

  Which AWS service provides a highly accurate and easy-to-use enterprise search service that is powered by machine learning (ML)?

  A. Amazon Kendra
  B. Amazon SageMaker
  C. Amazon Augmented Al (Amazon A2I)
  D. Amazon Polly
  A. Amazon Kendra

• Question 1666:

  Which AWS service or feature offers security for a VPC by acting as a firewall to control traffic in and out of subnets?

  A. AWS Security Hub
  B. Security groups
  C. Network ACL
  D. AWS WAF
  C. Network ACL

• Question 1667:

  A company wants to quickly implement a continuous integration/continuous delivery (CI/CD) pipeline.

  Which AWS service will meet this requirement?

  A. AWS Config
  B. Amazon Cognito
  C. AWS DataSync
  D. AWS CodeStar
  D. AWS CodeStar

• Question 1668:

  Which of the following services can be used to block network traffic to an instance? (Choose two.)

  A. Security groups
  B. Amazon Virtual Private Cloud (Amazon VPC) flow logs
  C. Network ACLs
  D. Amazon CloudWatch
  E. AWS CloudTrail
  A. Security groups
  C. Network ACLs

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  Explanation/Reference:

  Reference: https://aws.amazon.com/premiumsupport/knowledge-center/ec2-block-or-allow-ips/

• Question 1669:

  A cloud practitioner needs an effective method to decrease application latency and increase performance for end users Which services will help?

  A. Amazon Elastic Container Service (Amazon ECS) for Kubernetes
  B. Amazon S3
  C. Amazon AppStream 2.0
  D. Amazon ElasliCache
  E. Amazon CtoudFront
  D. Amazon ElasliCache
  E. Amazon CtoudFront

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  Explanation/Reference:

  Reference: https://aws.amazon.com/blogs/database/latency-reduction-of-hybrid-architectures-with-amazon-elasticache/

• Question 1670:

  According to the AWS shared responsibility model, which task is the customer's responsibility?

  A. Maintaining the infrastructure needed to run AWS Lambda
  B. Updating the operating system of Amazon DynamoDB instances
  C. Maintaining Amazon S3 infrastructure
  D. Updating the guest operating system on Amazon EC2 instances
  D. Updating the guest operating system on Amazon EC2 instances

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  Explanation/Reference:

  Reference: https://aws.amazon.com/compliance/shared-responsibility-model/#:~:text=Customers%20are%20responsible%20for%20managing,also%20extends%20to%20IT%20controls.