Amazon CLF-C01 Online Practice Questions and Exam Preparation

Amazon CLF-C01 Online Questions & Answers

• Question 491:

  A user needs a relational database but does not have the resources to manage the hardware, resiliency, and replication. Which AWS service option meets the user's requirements?

  A. Run MySQL on Amazon Elastic Container Service (Amazon ECS).
  B. Run MySQL on Amazon EC2.
  C. Choose Amazon RDS for MySQL.
  D. Choose Amazon ElastiCache for Redis.
  C. Choose Amazon RDS for MySQL.

• Question 492:

  Compared with costs in traditional and virtualized data centers, AWS has:

  A. greater variable costs and greater upfront costs.
  B. fixed usage costs and lower upfront costs.
  C. lower variable costs and greater upfront costs.
  D. lower variable costs and lower upfront costs.
  D. lower variable costs and lower upfront costs.

  ---

  Explanation/Reference:

  Reference: https://d1.awsstatic.com/whitepapers/introduction-to-aws-cloud-economics-final.pdf (10)

• Question 493:

  A company is migrating from on-premises data centers to the AWS Cloud and is looking for hands-on help with the project. How can the company get this support? (Choose two.)

  A. Ask for a quote from the AWS Marketplace team to perform a migration into the company's AWS account.
  B. Contact AWS Support and open a case for assistance
  C. Use AWS Professional Services to provide guidance and to set up an AWS Landing Zone in the company's AWS account
  D. Select a partner from the AWS Partner Network (APN) to assist with the migration
  E. Use Amazon Connect to create a new request for proposal (RFP) for expert assistance in migrating to the AWS Cloud.
  B. Contact AWS Support and open a case for assistance
  C. Use AWS Professional Services to provide guidance and to set up an AWS Landing Zone in the company's AWS account

  ---

  Explanation/Reference:

  Reference: https://aws.amazon.com/solutions/aws-landing-zone/

• Question 494:

  Which AWS feature should a customer leverage to achieve high availability of an application?

  A. AWS Direct Connect
  B. Availability Zones
  C. Data centers
  D. Amazon Virtual Private Cloud (Amazon VPC)
  B. Availability Zones

  ---

  Explanation/Reference:

  This is to achieve High Availability for any web application (in this case SwiftCode) deployed in AWS. The following features will be present:

  High availability across multiple instances/multiple availability zones. Auto Scaling of instances (scale up and scale down) based on number of requests coming in Additional Security to the instances/database that are in production No impact to end users during newer version of code deployment No Impact during patching the instances

  Reference: https://betsol.com/2018/01/how-to-make-high-availability-web-applications-on-amazon-web-services/

• Question 495:

  A company needs to control inbound and outbound traffic for an Amazon EC2 instance.

  Which AWS service or feature can the company associate with the EC2 instance to meet this requirement?

  A. Network ACL
  B. Security group
  C. AWS WAF
  D. VPC route tables
  B. Security group

• Question 496:

  A large company is using the AWS Cloud for its business units. Each business until uses one VPC for each business application. The company is acquiring other companies that have their own VPCs that run new applications. The company needs to manage connectivity between its existing VPCs and the newly acquired VPCs.

  Which AWS service can the company use to meet this requirement?

  A. AWS App Mesh
  B. AWS Cloud Map
  C. AWS Transit Gateway
  D. AWS Site-to-Site VPN
  C. AWS Transit Gateway

• Question 497:

  A company is migrating its on-premises data center to AWS and wants to provide NFS access to its Linux clients. Which AWS service should the company use?

  A. Amazon S3
  B. Amazon Elastic File System (Amazon EFS)
  C. Amazon Elastic Block Store (Amazon EBS)
  D. Amazon S3 Glacier
  B. Amazon Elastic File System (Amazon EFS)

  ---

  Explanation/Reference:

  Reference: https://aws.amazon.com/blogs/storage/transferring-files-from-on-premises-to-aws-and-back- without-leaving-your-vpc-using-aws-datasync/

• Question 498:

  An online retail company is having a sale next month that will generate an increase in traffic for the company's application. The company plans to add new Amazon EC2 instances to support the increased demand on the application. The application must be able to accommodate the increase in traffic and cannot experience any downtime.

  Which EC2 instance purchasing option will meet these requirements at the LOWEST cost?

  A. Reserved Instances
  B. On-Demand Instances
  C. Spot Instances
  D. Dedicated Hosts
  B. On-Demand Instances

• Question 499:

  A network engineer needs to build a hybrid cloud architecture connecting on-premises networks to the AWS Cloud using AWS Direct Connect. The company has a few VPCs in a single AWS Region and expects to increase the number of

  VPCs to hundreds over time.

  Which AWS service or feature should the engineer use to simplify and scale this connectivity as the VPCs increase in number?

  A. VPC endpoints
  B. AWS Transit Gateway
  C. Amazon Route 53
  D. AWS Secrets Manager
  A. VPC endpoints

• Question 500:

  Which AWS service or tool otters consolidated billing?

  A. AWS Artifact
  B. AWS Budgets
  C. AWS Organizations
  D. AWS Trusted Advisor
  C. AWS Organizations