Amazon Amazon Certifications CLF-C01 Questions & Answers

• Question 961:

  A company needs to migrate an existing on-premises database to the AWS Cloud. The company must be able to install custom software on the database instance. Which AWS service can the company use to meet these requirements?

  A. Amazon DynamoDB

  B. Amazon RDS

  C. Amazon EC2

  D. Amazon Redshift

  Correct Answer: C

• Question 962:

  A large organization has a single AWS account.

  What are the advantages of reconfiguring the single account into multiple AWS accounts? (Select TWO.)

  A. It allows for administrative isolation between different workloads.

  B. Discounts can be applied on a quarterly basis by submitting cases in the AWS Management Console.

  C. Transitioning objects from Amazon S3 to Amazon S3 Glacier in separate AWS accounts will be less expensive.

  D. Having multiple accounts reduces the risks associated with malicious activity targeted at a single account.

  E. Amazon QuickSight offers access to a cost tool that provides application-specific recommendations for environments running in multiple accounts.

  Correct Answer: AD

• Question 963:

  Which benefit of cloud computing gives a company the ability to deploy applications to users all over the world through a network of AWS Regions, Availability Zones, and edge locations?

  A. Economy of scale

  B. Global reach

  C. Agility

  D. High availability

  Correct Answer: B

• Question 964:

  Which type of AWS storage is ephemeral and is deleted when an Amazon EC2 instance is stopped or terminated''

  A. Amazon Elastic Block Store (Amazon EBS)

  B. Amazon EC2 instance store

  C. Amazon Elastic File System (Amazon EFS)

  D. Amazon S3

  Correct Answer: B

• Question 965:

  Which phrase describes agility as a benefit of building in the AWS Cloud?

  A. The ability to pay only when computing resources are consumed, based on the volume of resources that are consumed

  B. The ability to eliminate guessing about infrastructure capacity needs

  C. The ability to support innovation through a reduction in the time that is required to make IT resources available to developers

  D. The ability to deploy an application in multiple AWS Regions around the world in minutes

  Correct Answer: C

  Reference: https://docs.aws.amazon.com/whitepapers/latest/aws-overview/six-advantages-of-cloud-computing.html

• Question 966:

  Which AWS service or feature enables users to encrypt data at rest in Amazon S3?

  A. IAM policies

  B. Server-side encryption

  C. Amazon GuardDuty

  D. Client-side encryption

  Correct Answer: A

  Reference: https://docs.aws.amazon.com/wellarchitected/latest/security-pillar/protecting-data-at-rest.html

• Question 967:

  An Elastic Load Balancer allows the distribution of web traffic across multiple:

  A. AWS Regions.

  B. Availability Zones.

  C. Dedicated Hosts

  D. Amazon S3 buckets.

  Correct Answer: B

  Reference: https://docs.aws.amazon.com/elasticloadbalancing/latest/userguide/what-is-load-balancing.html

• Question 968:

  A company is using Amazon EC2 Auto Scaling to scale its Amazon EC2 instances. Which benefit of the AWS Cloud does this example illustrate?

  A. High availability

  B. Elasticity

  C. Reliability

  D. Global reach

  Correct Answer: B

  B. Elasticity

  The example of using Amazon EC2 Auto Scaling to scale Amazon EC2 instances illustrates the benefit of elasticity in the AWS Cloud. Elasticity refers to the ability of an organization to quickly and easily scale up or down its resources in response to changing demand. In this case, the company is able to use Amazon EC2 Auto Scaling to automatically adjust the number of EC2 instances based on demand, ensuring that it always has enough resources to handle incoming traffic without paying for excess capacity during periods of low demand.

• Question 969:

  An ecommerce company has Amazon EC2 instances running as web servers. There is a predictable pattern of peak traffic load that occurs two times each day, always at the same time. The EC2 instances are idle for the remainder of the day.

  What is the MOST cost-effective way to manage these resources while maintaining fault tolerance?

  A. Use an Auto Scaling group to scale resources in and out based on demand.

  B. Purchase Reserved Instances to ensure peak capacity at all times.

  C. Write a cron job to stop the EC2 instances when the traffic demand is low.

  D. Write a script to vertically scale the EC2 instances during peak traffic demand.

  Correct Answer: A

• Question 970:

  A company wants to store its noncritical, infrequently accessed data in Amazon S3. The data must be retrievable within seconds. Which S3 storage class meets these requirements MOST cost-effectively?

  A. S3 Glacier

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

  C. S3 Intelligent-Tiering

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

  Correct Answer: D