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Computer Science Questions

Explore questions in the Computer Science category that you can ask Spark.E!

Which of the following Amazon EC2 pricing models allows customers to use existing server-bound software licenses?A. Reserved instancesB. On-Demand InstancesC. Dedicated HostsD. Spot instances

Which AWS service provides the ability to manage infrastructure as code?A. AWS CodePipelineB. AWS CodeDeployC. AWS Direct ConnectD. AWS CloudFormation

Service control policies (SCPs) manage permissions for which of the following? A. Availability ZonesB. AWS RegionsC. AWS OrganizationsD. Edge locations

What is one of the advantages of the Amazon Relational Database Service (Amazon RDS)?A. It simplifies relational database administration tasks.B. It provides 99.99999999999% reliability and durability.C. It automatically scales databases for loads.D. It enables users to dynamically adjust CPU and RAM resources.

Which guideline is a well-architected design principle for building cloud applications? A. Keep static data closer to compute resources.B. Provision resources for peak capacity.C. Design for automated recovery from failure.D. Use tightly coupled components

Which tasks require the use of the AWS account root user? (Select TWO ) A. Launching a new Amazon EC2 instanceB. Viewing AWS CloudTrail logsC. Contacting AWS SupportD. Changing AWS Support plans E. Changing billing currency

Which AWS services and features are provided to all customers at no charge? (Select TWO.) A. Amazon AuroraB. VPCC. Amazon SageMakerD. AWS Identity and Access Management (1AM) E. Amazon Polly

Access keys in AWS Identity and Access Management (IM1) are used to A. log in to the AWS Management ConsoleB. make programmatic calls to AWS from AWS APIsC. log in to Amazon EC2 instancesD. authenticate to AWS CodeCommit repositories

A user has underutilized on-premises resources. Which AWS Cloud concept can BEST address this Issue?A. High availabilityB. ElasticityC. SecurityD. Loose coupling

Which of the following can be used to identify a specific user who stopped an amazon EC2 instance? 'A. AWS CloudTrailB. Amazon InspectorC. Amazon CloudWatchD. VPC Flow Logs

A company has a managed IAM policy that does not grant the necessary permission for users to accomplish required tasks.How can this be resolved?A. Enable AWS Shield AdvancedB. Create a custom IAM policyC. Use a third party web application firewall (WA( ) managed rule from the AWS Marketplace D. Use AWS Key Management Service (AWS KMS) to create a customer managed key

A cloud practitioner wants information on the state of an existing AWS environment compared against established best practices Which AWS services or features should the cloud practitioner use to obtain this information? (Select TWO.)A. AWS ArtifactB. AWS Solutions LibraryC. AWS Trusted AdvisorD. AWS Well-Architected ToolE. AWS Personal Health Dashboard

Which AWS services can be used to gather information about AWS account activity? (Select TWO.) A. Amazon CloudFrontB. AWS Cloud9C. AWS CloudTrailD. AWS CloudHSME. Amazon CloudWatch

Which of the following allows an application running on an Amazon EC2 instance to securely write data to an Amazon S3 bucket without using long term credentials?A. AWS ShieldB. Amazon CognitoC. AWS IAM user access keyD. AWS IAM role

A company uses Amazon EC2 Instances in its AWS account tor several different workloads. The company needs to perform an analysis to understand the cost of each. workload. What is the MOST operationally efficient way to meet this requirement?A. Move the EC2 instances for each workload into separate AWS accounts.B. Use a different EC2 instance family for each of the workloads.C. Add cost allocation tags to each EC2 instance, and activate the tagsD. Update the workload applications to publish usage data to a cost allocation database.

A company has an application that needs to invoke AWS services, including Amazon Kinesis Data Firehose, AWS Lambda, and AWS CodePipeline. Which AWS service should the company use to meet this requirement?A. Amazon Simple Email Service (Amazon SES)B. Amazon EventBridge (Amazon CloudWatch Events) C. Amazon Kinesis Data StreamsD. AWS Database Migration Service (AWS DMS)

Using AWS Identity and Access Management (1AM) what can be attached to an Amazon EC2 instance to make service requests?A. GroupB. RoleC. PolicyD. Access key

What credential components are required to gain programmatic access to an AWS account? (Select TWO )A. An access key IDB. A primary keyC. A secret access key D. A user IDE. A secondary key

What is an AWS Identity and Access Management (IAM) role?A. A user associated with an AWS resourceB. A group associated with an AWS resourceC. An entity that defines a set of permissions for use with an AWS resourceD. An authentication credential associated with a multi-factor authentication (MFA) token

What AWS billing support resource is available to all support levels? A. AWS Support conciergeB. AWS Customer ServiceC. AWS technical account manager D. AWS Business Support

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