Amazon CLF-C01 Online Practice Questions and Exam Preparation

Amazon CLF-C01 Online Questions & Answers

• Question 741:

  A company is running a web application on Amazon EC2 instances. The company wants the application's compute capacity to automatically adjust to meet customer demand. Which AWS service or capability should the company use to meet this requirement?

  A. AWS Compute Optimizer
  B. AWS Auto Scaling
  C. AWS Launch Wizard
  D. AWS Appconfig
  B. AWS Auto Scaling

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  Explanation/Reference:

  The AWS service that can help the company automatically adjust compute capacity to meet customer demand is AWS Auto Scaling.

  AWS Auto Scaling is a service that automatically adjusts the number of Amazon EC2 instances in an Auto Scaling group according to the scaling policies defined by the user. This enables the application to automatically scale out to handle increased traffic or scale in to reduce costs during low traffic periods.

  Therefore, option B (AWS Auto Scaling) is the correct answer.

• Question 742:

  Which Amazon RDS feature can be used to achieve high availability?

  A. Multiple Availability Zones
  B. Amazon Reserved Instances
  C. Provisioned IOPS storage
  D. Enhanced monitoring
  A. Multiple Availability Zones

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  Explanation/Reference:

  Amazon RDS provides high availability and failover support for DB instances using Multi-AZ deployments. Amazon RDS uses several different technologies to provide failover support. Multi-AZ deployments for Oracle, PostgreSQL, MySQL, and MariaDB DB instances use Amazon's failover technology. SQL Server DB instances use SQL Server Database Mirroring (DBM).

  Reference: https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/Concepts.MultiAZ.html

• Question 743:

  Which AWS service or feature provides a platform for building cloud-based customer service contact centers?

  A. Amazon Pinpoint
  B. Amazon Connect
  C. Amazon Athena
  D. AWS Enterprise Support
  B. Amazon Connect

• Question 744:

  Which guidelines are best practices for using AWS Identity and Access Management (IAM)? (Select TWO.)

  A. Share access keys
  B. Create individual IAM users
  C. Use inline policies instead of customer managed policies
  D. Grant maximum privileges to IAM users
  E. Use groups to assign permissions to IAM users
  C. Use inline policies instead of customer managed policies
  E. Use groups to assign permissions to IAM users

• Question 745:

  A company needs to report on events that involve the specific AWS services that the company uses.

  Which AWS service or resource can the company use with Amazon CloudWatch to meet this requirement?

  A. Amazon Inspector
  B. AWS Personal Health Dashboard
  C. AWS Trusted Advisor
  D. AWS Cloud Trail logs
  D. AWS Cloud Trail logs

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  Explanation/Reference:

  D. AWS CloudTrail logs

  AWS CloudTrail logs provide a record of all the AWS Management Console sign-in events and API calls made in the AWS account. CloudTrail logs can be used to report on events that involve specific AWS services that a company uses. The company can use CloudTrail logs with Amazon CloudWatch to monitor and alert on specific activities that occur within their AWS environment.

  CloudWatch is a monitoring service for AWS resources and the applications you run on AWS. You can use CloudWatch to collect and track metrics, collect and monitor log files, and set alarms.

  Amazon Inspector, AWS Personal Health Dashboard, and AWS Trusted Advisor are not the right services to use for this specific use case. Inspector is an automated security assessment service, Personal Health Dashboard is a service that provides a personalized view into the performance and availability of the AWS resources, and Trusted Advisor is a service that provides real-time guidance to help optimize performance, security, and cost.

• Question 746:

  Which AWS service requires the customer to patch the guest operating system?

  A. AWS Lambda
  B. Amazon Elasticsearch Service (Amazon ES)
  C. Amazon EC2
  D. Amazon ElastiCache
  C. Amazon EC2

• Question 747:

  Which AWS service supports the creation of visual reports from AWS Cost and Usage Report data?

  A. Amazon Athena
  B. Amazon QuickSight
  C. Amazon CloudWatch
  D. AWS Organizations
  B. Amazon QuickSight

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  Explanation/Reference:

  Quicksight for sure. Check the link below. In addition I did a lab last week doing exactly what this scenario talks about. https://aws.amazon.com/premiumsupport/knowledge-center/quicksight-cost-usage-report/

• Question 748:

  A company wants to rightsize its Amazon EC2 instances.

  Which configuration change will meet this requirement with the LEAST operational overhead?

  A. Add EC2 instances in another Availability Zone.
  B. Change the size and type of the EC2 instances based on utilization.
  C. Convert the payment method from On-Demand to Savings Plans.
  D. Reprovision the EC2 instances with a larger instance type.
  B. Change the size and type of the EC2 instances based on utilization.

• Question 749:

  A company is planning to configure multi-factor authentication (MFA) for a business application. The company needs to use text messages to distribute one-time passwords to us customers worldwide. When AWS service should the company use to meet this requirement?

  A. Amazon EventBridge (Amazon CloudWatch Events)
  B. AWS identity and Access Management (IAM)
  C. Amazon Simple Notification Service (Amazon SNS)
  D. Amazon Connect
  C. Amazon Simple Notification Service (Amazon SNS)

• Question 750:

  A company has multiple AWS accounts within AWS Organizations and wants to apply the Amazon EC2 Reserved Instances benefit to a single account only. Which action should be taken?

  A. Purchase the Reserved Instances from master payer account and turn off Reserved Instance sharing.
  B. Enable billing alerts in the AWS Billing and Cost Management console.
  C. Purchase the Reserved Instances in individual linked accounts and turn off Reserved Instance sharing from the payer level.
  D. Enable Reserved Instance sharing in the AWS Billing and Cost Management console.
  A. Purchase the Reserved Instances from master payer account and turn off Reserved Instance sharing.

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  Explanation/Reference:

  Reference: https://aws.amazon.com/premiumsupport/knowledge-center/ec2-ri-consolidated-billing/