Amazon CLF-C02 Online Practice Questions and Exam Preparation

Amazon CLF-C02 Online Questions & Answers

• Question 421:

  A company has decided to adopt Amazon EC2 infrastructure and wants to scale various stateless services for short-term usage.

  Which EC2 pricing model is MOST cost-efficient to meet these requirements?

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

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  Explanation

• Question 422:

  Which AWS feature or resource is a deployable Amazon EC2 instance template that is prepackaged with software and security requirements?

  A. Amazon Elastic Block Store (Amazon EBS) volume
  B. AWS CloudFormation template
  C. Amazon Elastic Block Store (Amazon EBS) snapshot
  D. Amazon Machine Image (AMI)
  D. Amazon Machine Image (AMI)

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  Explanation

  An Amazon Machine Image (AMI) is a deployable Amazon EC2 instance template that is prepackaged with software and security requirements. It provides the information required to launch an instance, which is a virtual server in the cloud. You can use an AMI to launch as many instances as you need. You can also create your own custom AMIs or use AMIs shared by other AWS users1.

• Question 423:

  Which AWS service enables companies to deploy an application close to end users?

  A. Amazon CloudFront
  B. AWS Auto Scaling
  C. AWS AppSync
  D. Amazon Route 53
  A. Amazon CloudFront

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  Explanation

  Amazon CloudFront is a fast content delivery network (CDN) service that securely delivers data, videos, applications, and APIs to customers globally with low latency, high transfer speeds, all within a developer-friendly environment.

  CloudFront enables companies to deploy an application close to end users by caching the application's content at edge locations that are geographically closer to the users. This reduces the network latency and improves the user experience.

  CloudFront also integrates with other AWS services, such as Amazon S3, Amazon EC2, AWS Lambda, AWS Shield, and AWS WAF, to provide a secure and scalable solution for delivering applications.

  References:

  What Is Amazon CloudFront? - Amazon CloudFront

  Amazon CloudFront Features - Amazon CloudFront

• Question 424:

  Which AWS service can a company use to perform complex analytical queries?

  A. Amazon RDS
  B. Amazon DynamoDB
  C. Amazon Redshift
  D. Amazon ElastiCache
  C. Amazon Redshift

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  Explanation

  Amazon Redshift is a fully managed, petabyte-scale data warehouse service in the cloud. You can start with just a few hundred gigabytes of data and scale to a petabyte or more. This enables you to use your data to acquire new insights for your business and customers. Amazon Redshift is designed for complex analytical queries that often involve aggregations and joins across very large tables. Amazon Redshift supports standard SQL and integrates with many existing business intelligence tools1.

• Question 425:

  A company wants to host an application on Amazon EC2 instances. The company needs to bring its own license for its operating systems. To meet governance and compliance requirements, the application needs software licensing at the physical server level.

  Which EC2 instance purchasing option will meet these requirements?

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

• Question 426:

  Which AWS service or feature can be used to estimate costs before deployment?

  A. AWS Free Tier
  B. AWS Pricing Calculator
  C. AWS Billing and Cost Management
  D. AWS Cost and Usage Report
  B. AWS Pricing Calculator

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  Explanation

  AWS Pricing Calculator can be used to estimate costs before deployment. AWS Pricing Calculator is a tool that helps the user to compare the cost of AWS services for different use cases and configurations. The user can create estimates for various AWS services, such as Amazon EC2, Amazon S3, Amazon RDS, and more. The user can also adjust the parameters, such as region, instance type, storage size, and duration, to see how they affect the cost. AWS Pricing Calculator provides a detailed breakdown of the estimated cost, as well as a summary of the key drivers of the cost.

• Question 427:

  Which AWS service is designed for users running workloads that include a NoSQL database?

  A. Amazon RDS
  B. Amazon S3
  C. Amazon Redshift
  D. Amazon DynamoDB
  D. Amazon DynamoDB

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  Explanation

• Question 428:

  A company wants the ability to automatically acquire resources as needed and release the resources when they are no longer needed. Which cloud concept describes this functionality?

  A. Availability
  B. Elasticity
  C. Durability
  D. Reliability
  B. Elasticity

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  Explanation

• Question 429:

  A company processes personally identifiable information (Pll) and must keep data in the country where it was generated. The company wants to use Amazon EC2 instances for these workloads.

  Which AWS service will meet these requirements?

  A. AWS Outposts
  B. AWS Storage Gateway
  C. AWS DataSync
  D. AWS OpsWorks
  A. AWS Outposts

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  Explanation

  AWS Outposts is an AWS service that extends AWS infrastructure, services, APIs, and tools to virtually any datacenter, co-location space, or on-premises facility. AWS Outposts enables you to run Amazon EC2 instances and other AWS services locally, while maintaining a consistent and seamless connection to the AWS Cloud. AWS Outposts is ideal for workloads that require low latency, local data processing, or data residency. By using AWS Outposts, the company can process personally identifiable information (PII) and keep data in the country where it was generated, while leveraging the benefits of AWS

• Question 430:

  Which AWS Support plans provide access to an AWS technical account manager (TAM)? (Choose two.)

  A. AWS Basic Support
  B. AWS Developer Support
  C. AWS Business Support
  D. AWS Enterprise On-Ramp Support
  E. AWS Enterprise Support
  D. AWS Enterprise On-Ramp Support
  E. AWS Enterprise Support

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  Explanation

  AWS Technical Account Managers (TAMs) are available to customers who subscribe to either the AWS Enterprise On-Ramp or AWS Enterprise Support plans. TAMs provide proactive guidance and ongoing support, assisting with architecture reviews, operational performance improvements, and business reviews. The Basic and Developer Support plans do not include access to TAMs, and while Business Support offers enhanced technical support, it does not include TAMs either.