CLF-C01 Online Practice Questions and Answers

What technology enables compute capacity to adjust as loads change?

A. Load balancing

B. Automatic failover

C. Round robin

D. Auto Scaling

Which of the following AWS services can be used to run a self-managed database?

A. Amazon Route 53

B. AWS X-Ray

C. AWS Snowmobile

D. Amazon Elastic Compute Cloud (Amazon EC2)

The pay-as-you-go pricing model for AWS services:

A. reduces capital expenditures.

B. requires payment up front for AWS services.

C. is relevant only for Amazon EC2, Amazon S3, and Amazon RDS.

D. reduces operational expenditures.

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

Which AWS service can be used to run Amazon EC2 instances on-premises at a user site?

A. AWS Snowball Edge

B. Amazon CloudFront

C. Lambda@Edge

D. AWS Lambda

Which AWS service can be used to provide an on-demand, cloud-based contact center?

A. AWS Direct Connect

B. Amazon Connect

C. AWS Support Center

D. AWS Managed Services

Which AWS Cloud deployment model uses AWS Outposts as part of the application deployment infrastructure?

A. On-premises

B. Serverless

C. Cloud-native

D. Hybrid

Which task is an AWS responsibility when a workload is running in Amazon RDS?

A. Creating the database table

B. Updating the database schema

C. Installing the database engine

D. Dropping the database records

A developer received the following error message during an AWS Cloud Formation deployment. Which action should the developer lake lo resolve this error?

A. Contact AWS Support to report an Issue with the Auto Scaling Groups (ASG) service

B. Add a DependsOn attribute to the ASGInstanceRole12345678 resource in the Cloud Formation template Then delete the stack

C. Modify the CloudFormation template to retain the ASGInstanceRole12345678 resource Then manually delete the resource after deployment

D. Add a force parameter when calling CloudFormation with the role-am of ASGInstanceRoiei2345678

Which of the following is a benefit of using an AWS managed service?

A. Reduced operational overhead for a company's IT staff

B. Increased fixed costs that can be predicted by a nance team

C. Removal of the need to have a backup strategy

D. Removal of the need to follow compliance standards

An ecommerce application uses Java Message Service (JMS) messaging to communicate between its ful llment center and the application after an order has been placed. The company wants to migrate its messaging application to AWS. The company also wants to minimize the effort used to rewrite the messaging code.

Which AWS service will meet these requirements?

A. Amazon Simple notification Service (Amazon SNS)

B. Amazon Simple Email Service (Amazon SES)

C. Amazon Pinpoint

D. Amazon MQ

Which AWS service can report how AWS resource configurations have changed over time?

A. AWS CloudTrail

B. Amazon CloudWatch

C. AWS config

D. Amazon Inspector

A company has multiple applications and is now building a new multi-tier application. The company will host the new application on Amazon EC2 instances. The company wants the network routing and traffic between the various applications to follow the security principle of least privilege. Which AWS service or feature should the company use to enforce this principle?

A. Security groups

B. AWS Shield

C. AWS Global Accelerator

D. AWS Direct Connect gateway

A company wants to launch its workload on AWS and requires the system to automatically recover from failure. Which pillar of the AWS Well-Architected Framework includes this requirement?

A. Cost optimization

B. Operational excellence

C. Performance efficiency

D. Reliability

A company wants to query its server logs to gain insights about its customers' experiences.

Which AWS service will store this data MOST cost-effectively?

A. Amazon Aurora

B. Amazon Elastic File System (Amazon EFS)

C. Amazon Elastic Block Store (Amazon EBS)

D. Amazon S3