Which AWS service uses a combination of publishers and subscribers?

• A.AWS Lambda
• B.Amazon Simple Notification Service (Amazon SNS)
• C.Amazon CloudWatch
• D.AWS CloudFormation

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Which AWS service will help protect applications running on AWS from DDoS attacks?

• A.Amazon GuardDuty
• B.AWS WAF
• C.AWS Shield
• D.Amazon Inspector

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What is the purpose of having an internet gateway within a VPC?

• A.To create a VPN connection to the VPC
• B.To allow communication between the VPC and the internet
• C.To impose bandwidth constraints on internet traffic
• D.To load balance traffic from the internet across Amazon EC2 instances

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Which guidelines are best practices for using AWS Identity and Access Management (1AM)? (Select TWO.)

• A.Share access keys.
• B.Create individual 1AM users.
• C.Use inline policies instead of customer managed policies.
• D.Grant maximum privileges to 1AM users.
• E.Use groups to assign permissions to 1AM users.

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A company deploys its application on Amazon EC2 instances. The application occasionally experiences sudden increases in demand. The company wants to ensure that its application can respond to changes in demand at the lowest possible cost.
Which AWS service or tool will meet these requirements?

• A.AWS Auto Scaling
• B.AWS Compute Optimizer
• C.AWS Cost Explorer
• D.AWS Well-Architected Framework

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