Amazon Amazon Certifications CLF-C01 Questions & Answers

• Question 771:

  A company wants to migrate its on-premises Microsoft SQL Server database server to the AWS Cloud. The company has decided to use Amazon EC2 instances to run this database.

  Which of the following is the company responsible for managing, according to the AWS shared responsibility model?

  A. EC2 hypervisor

  B. Security patching of the guest operating system

  C. Network connectivity of the host server

  D. Uptime service level agreement (SLA) for the EC2 instances

  Correct Answer: B

• Question 772:

  Which of the following is an AWS Well-Architected Framework design principle for operational excellence in the AWS Cloud?

  A. Go global in minutes.

  B. Make frequent, small, reversible changes.

  C. Implement a strong foundation of identity and access management.

  D. Stop spending money on hardware infrastructure for data center operations.

  Correct Answer: B

  

• Question 773:

  Which AWS service provides an isolated virtual network to connect AWS services and resources?

  A. Amazon EC2

  B. Amazon DynamoDB

  C. Amazon Lightsail

  D. Amazon VPC

  Correct Answer: D

  Amazon Virtual Private Cloud (Amazon VPC) enables you to launch AWS resources into a virtual network that you've defined. This virtual network closely resembles a traditional network that you'd operate in your own data center, with the benefits of using the scalable infrastructure of AWS.

• Question 774:

  A company needs an AWS Support plan that provides programmatic case management through the AWS Support API.

  Which support plan will meet this requirement MOST cost-effectively?

  A. AWS Business Support

  B. AWS Basic Support

  C. AWS Developer Support

  D. AWS Enterprise Support

  Correct Answer: A

  Answer: A

  programmatic case management through the AWS Support API is supported:

  1.

  Business support

  2.

  Enterprise support

  3.

  Enterprise On-Ramp

• Question 775:

  A company needs steady and predictable performance from its Amazon EC2 instances at the lowest possible cost. The company also needs the ability to scale resources to ensure that it has the right resources available at the right time.

  Which AWS service or resource will meet these requirements?

  A. Amazon CloudWatch

  B. Application Load Balancer

  C. AWS Batch

  D. Amazon EC2 Auto Scaling

  Correct Answer: D

  AWS Auto Scaling monitors your applications and automatically adjusts capacity to maintain steady, predictable performance at the lowest possible cost.

• Question 776:

  A company needs real-time guidance to follow AWS best practices to save money, improve system performance, and close security gaps. Which AWS service should the company use?

  A. Amazon GuardDuty

  B. AWS Trusted Advisor

  C. AWS Management Console

  D. AWS Systems Manager

  Correct Answer: B

  AWS Trusted Advisor provides recommendations that help you follow AWS best practices. Trusted Advisor evaluates your account by using checks.

• Question 777:

  A company runs a web application on Amazon EC2 instances. The application must run constantly and is expected to run indefinitely without interruption.

  Which EC2 instance purchasing options will meet these requirements MOST cost- effectively? (Select TWO.)

  A. On-Demand Instances

  B. Spot Instances.

  C. Reserved Instances

  D. Savings Plans

  E. Dedicated Hosts

  Correct Answer: CD

  Amazon EC2 provides the following purchasing options to enable you to optimize your costs based on your needs:

  *On-Demand Instances-Pay, by the second, for the instances that you launch.

  *Savings Plans-Reduce your Amazon EC2 costs by making a commitment to a consistent amount of usage, in USD per hour, for a term of 1 or 3 years. *Reserved Instances-Reduce your Amazon EC2 costs by making a commitment to a

  consistent instance configuration, including instance type and Region, for a term of 1 or 3 years.

  *Spot Instances-Request unused EC2 instances, which can reduce your Amazon EC2 costs significantly.

  *Dedicated Hosts-Pay for a physical host that is fully dedicated to running your instances, and bring your existing per-socket, per-core, or per-VM software licenses to reduce costs.

  *Dedicated Instances-Pay, by the hour, for instances that run on single-tenant hardware.

  *Capacity Reservations-Reserve capacity for your EC2 instances in a specific Availability Zone for any duration.

  If you require a capacity reservation, purchase Reserved Instances or Capacity Reservations for a specific Availability Zone. Spot Instances are a cost-effective choice if you can be flexible about when your applications run and if they can be

  interrupted. Dedicated Hosts or Dedicated Instances can help you address compliance requirements and reduce costs by using your existing server-bound software licenses.

• Question 778:

  Which AWS service provides storage that can be mounted across multiple Amazon EC2 instances?

  A. Amazon WorkSpaces

  B. Amazon Elastic File System (Amazon EFS)

  C. AWS Database Migration Service (AWS DMS)

  D. AWS Snowball Edge

  Correct Answer: B

• Question 779:

  What is a benefit of moving to the AWS Cloud in terms of improving time to market?

  A. Decreased deployment speed

  B. Increased application security

  C. Increased business agility

  D. Increased backup capabilities

  Correct Answer: C

• Question 780:

  A company needs a centralized, secure way to create and manage cryptographic keys. The company will use the keys across a wide range of AWS services and applications. The company needs to track and document when the keys are created, used, and deleted.

  Which AWS service or feature will meet these requirements?

  A. AWS Secrets Manager

  B. AWS License Manager

  C. AWS Systems Manager Parameter Store

  D. AWS Key Management Service (AWS KMS)

  Correct Answer: D

  AWS Key Management Service (AWS KMS) makes it easy for you to create and manage cryptographic keys and control their use across a wide range of AWS services and in your applications. AWS KMS is a secure and resilient service that uses hardware security modules that have been validated under FIPS 140-2, or are in the process of being validated, to protect your keys. AWS KMS is integrated with AWS CloudTrail to provide you with logs of all key usage to help meet your regulatory and compliance needs.