Amazon Amazon Certifications CLF-C01 Questions & Answers

• Question 81:

  What are some advantages of using Amazon EC2 instances to host applications in the AWS Cloud instead of on premises? (Choose two.)

  A. EC2 includes operating system patch management.

  B. EC2 integrates with Amazon VPC, AWS CloudTrail, and AWS Identity and Access Management (IAM).

  C. EC2 has a 100% service level agreement (SLA).

  D. EC2 has a exible, pay-as-you-go pricing model.

  E. EC2 has automatic storage cost optimization.

  Correct Answer: BD

  BD as EC2 doesn't have any storage cost optimization options, only S3 has: https://aws.amazon.com/s3/cost-optimization/

• Question 82:

  Which documentation does AWS Artifact provide?

  A. Amazon EC2 terms and conditions

  B. AWS ISO certifications

  C. A history of a company's AWS spending

  D. A list of previous-generation Amazon EC2 instance types

  Correct Answer: B

• Question 83:

  Which task requires using AWS account root user credentials?

  A. Viewing billing information

  B. Changing the AWS Support plan

  C. Starting and stopping Amazon EC2 instances

  D. Opening an AWS Support case

  Correct Answer: B

  https://aws.amazon.com/premiumsupport/knowledge-center/change-support-plan/?nc1=h_ls

• Question 84:

  A company needs to simultaneously process hundreds of requests from different users. Which combination of AWS services should the company use to build an operationally efficient solution?

  A. Amazon Simple Queue Service (Amazon SQS) and AWS Lambda

  B. AWS Data Pipeline and Amazon EC2

  C. Amazon Kinesis and Amazon Athena

  D. AWS Amplify and AWS AppSync

  Correct Answer: A

  Data pipeline is not relevant for this question- it moves data between AWS compute / storage services and on prem data.

• Question 85:

  What is the scope of a VPC within the AWS network?

  A. A VPC can span all Availability Zones globally.

  B. A VPC must span at least two subnets in each AWS Region.

  C. A VPC must span at least two edge locations in each AWS Region.

  D. A VPC can span all Availability Zones within an AWS Region.

  Correct Answer: D

  Correct answer D

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  A VPC is a logically isolated piece of AWS cloud dedicated to your company. This means, you can run applications on overly provisioned, highly available, and redundant infrastructure setup and it is managed by AWS. All the complexity of setting up a data center with cables, server racks, hardware, power supply, etc. all are managed by AWS.

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  A VPC belongs to a region.

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  A VPC spans all availability zones.

  *

  You can have multiple VPCs per region.

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  VPC contains one or more subnets.

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  A Subnet is tied to a single availability zone.

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  EC2 instances launch into subnets.

• Question 86:

  A company is launching an ecommerce application that must always be available. The application will run on Amazon EC2 instances continuously for the next 12 months. What is the MOST cost-effective instance purchasing option that meets these requirements?

  A. Spot Instances

  B. Savings Plans

  C. Dedicated Hosts

  D. On-Demand Instances

  Correct Answer: B

  Amazon EC2 Savings Plans enable you to reduce your compute costs by committing to a consistent amount of compute usage for a 1-year or 3-year term. This results in savings of up to 72% over On- Demand Instance costs. Any usage up to the commitment is charged at the discounted Savings Plan rate (for example, $10 an hour). Any usage beyond the commitment is charged at regular On-Demand Instance rates.

• Question 87:

  Which AWS service or feature can a company use to determine which business unit is using specific AWS resources?

  A. Cost allocation tags

  B. Key pairs

  C. Amazon Inspector

  D. AWS Trusted Advisor

  Correct Answer: A

• Question 88:

  A company wants to migrate its workloads to AWS, but it lacks expertise in AWS Cloud computing. Which AWS service or feature will help the company with its migration?

  A. AWS Trusted Advisor

  B. AWS Consulting Partners

  C. AWS Artifacts

  D. AWS Managed Services

  Correct Answer: B

  AWS Partner Network (APN) Consulting Partners help customers design, architect, build, migrate, and manage workloads and applications on Amazon Web Services. https://d1.awsstatic.com/partner-network/APN_Consulting-Benefits_Brochure-Digital.pdf

• Question 89:

  A company needs to store database backups. The company must be able to retrieve the data in minutes Backup restorations will take place once a year. Which AWS solution should the company use to meet these requirements at the LOWEST cost?

  A. Amazon Elastic Block Store (Amazon EBS)

  B. Amazon S3 Glacier

  C. Amazon Elastic File System (Amazon EFS)

  D. Amazon S3 Standard

  Correct Answer: B

• Question 90:

  Which AWS service or feature allows users to connect with and deploy AWS services programmatically?

  A. AWS Management Console

  B. AWS Cloud9

  C. AWS CodePipeline

  D. AWS software development kits (SDKs)

  Correct Answer: D