Amazon CLF-C01 Online Practice Questions and Exam Preparation

Amazon CLF-C01 Online Questions & Answers

• Question 501:

  Which AWS service should a company use to check for 1AM access keys that have not been rotated recently?

  A. AWS WAF
  B. AWS Trusted Advisor
  C. Amazon Inspector
  D. AWS Certificate Manager (ACM)
  B. AWS Trusted Advisor

  ---

  Explanation/Reference:

  Service quotas are the maximum number of resources that you can create in an AWS account. AWS implements quotas to provide highly available and reliable service to all customers, and protects you from unintentional spend. Trusted Advisor will notify you once you reach more than 80% of a service quota. You can then follow recommendations to delete resources or request a quota increase.

• Question 502:

  A company is building an application that will receive millions of database queries each second. The company needs the data store for the application to scale to meet these needs. Which AWS service will meet this requirement?

  A. Amazon DynamoDB
  B. AWS Cloud9
  C. Amazon Elastic ache for Memcached
  D. Amazon Neptune
  A. Amazon DynamoDB

• Question 503:

  Which AWS service provides highly durable object storage?

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

• Question 504:

  According to the AWS shared responsibility model, which task is the responsibility of the customer?

  A. Protect the global infrastructure that runs all of the services offered in the AWS Cloud.
  B. configure logical access controls for resources, and protect account credentials.
  C. configure the security used by managed services.
  D. Patch and back up Amazon Aurora.
  B. configure logical access controls for resources, and protect account credentials.

  ---

  Explanation/Reference:

  B. Configure logical access controls for resources, and protect account credentials.

  According to the AWS shared responsibility model, AWS is responsible for securing the underlying infrastructure that supports the cloud, while the customer is responsible for securing the resources they deploy in the cloud. This means that AWS provides a secure cloud infrastructure, but it is up to the customer to secure the services, applications, and data they use and store in the cloud.

• Question 505:

  Which of the following can an AWS customer use to launch a new Amazon Relational Database Service (Amazon RDS) cluster?

  A. AWS Concierge
  B. AWS CloudFormation
  C. Amazon Simple Storage Service (Amazon S3)
  D. Amazon EC2 Auto Scaling
  E. AWS Management Console
  A. AWS Concierge
  B. AWS CloudFormation

• Question 506:

  A developer has written code for an application and wants to share it with other developers on the team to receive feedback. The shared application code needs to be stored long-term with multiple versions and batch change tracking.

  Which AWS service should the developer use?

  A. AWS CodeBuild
  B. Amazon S3
  C. AWS CodeCommit
  D. AWS Cloud9
  C. AWS CodeCommit

• Question 507:

  A company has a two-tier application running on an Amazon EC2 server that handles all of its AWS based e-commerce activity. During peak times, the backend servers that process orders are overloaded with requests This results in some orders falling to process A developer needs to create a solution that will re factor the application,

  Which steps will allow for more flexibility during peak times, while still remaining cost- effective? (Select TWO.)

  A. Increase the backend T2 EC2 instance sizes to xi to handle the largest possible load throughout the year
  B. Implement an Amazon SQS queue to decouple the front-end and backend servers.
  C. Use an Amazon SNS queue to the couple the front-end and backend servers
  D. Migrate the backend servers to on-premises and pull from an Amazon SNS queue
  E. Modify the backend servers to pull from an Amazon SQS queue.
  B. Implement an Amazon SQS queue to decouple the front-end and backend servers.
  E. Modify the backend servers to pull from an Amazon SQS queue.

• Question 508:

  Which AWS service offers the LEAST expensive means of storing static images?

  A. Amazon S3
  B. Amazon DynamoDB
  C. AWS Snowball
  D. Amazon Elastic Block Store (Amazon EBS)
  A. Amazon S3

• Question 509:

  A company runs Amazon EC2 instances in a research lab The instances run for 3 hours each week and cannot be interrupted What is the MOST cost-effective instance purchasing option to meet these requirements?

  A. Compute Savings Plan
  B. On-Demand Instances
  C. Convertible Reserved Instances
  D. Spot Instances
  A. Compute Savings Plan

• Question 510:

  A company needs to perform a one-time migration of 40TB of data from its on-premises storage servers to Amazon S3. The transfer must happen as quickly as possible while keeping costs to a minimum. The company has 100 Mbps internet connectivity.

  Which AWS service will meet these requirements?

  A. AWS Snowball
  B. AWS Direct Connect
  C. AWS Storage Gateway
  D. Amazon S3 Transfer Acceleration
  A. AWS Snowball

  ---

  Explanation/Reference:

  Snowball is better for 40TB transfer. It will make transfer while keeping the costs at minimum. With 100 mbps, it will be quick.