A company runs a web service on Amazon CC2 instances behind an Application Load Balancer The instances run in an Amazon EC2 Auto Scaling group across two Availability zones I he company needs a minimum of tour instances at all limes to meet the required service level agreement (SLA) while keeping costs low If an Availability Zone tails, how can the company remain compliant with the SLA?

• A.Change the Auto Scaling group to use eight servers across two Availability Zones
• B.Add a target tracking scaling policy with a short cooldown period
• C.Change the Auto Scaling group launch configuration to use a larger instance type
• D.Change the Auto Scaling group to use six servers across three Availability Zones

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An application currently stores objects in Amazon S3-Standard. The application accesses new objects frequently for one week. After one week, they are accessed occasionally for analysis batch jobs. A Solutions Architect has been asked to reduce storage costs for the application while allowing immediate access for batch jobs.
How can costs be reduced without reducing data durability?

• A.Create a lifecycle policy that moves Amazon S3 data to Amazon S3 One Zone-Infrequent Access storage after 7 days. After 30 days, move the data to Amazon Glacier.
• B.Keep the data on Amazon S3, and create a lifecycle policy to move S3 data to Amazon Glacier after 7 days.
• C.Move all Amazon S3 data to S3 Standard-Infrequent Access storage, and create a lifecycle policy to move the data to Amazon Glacier after 7 days.
• D.Keep the data on Amazon S3, then create a lifecycle policy to move the data to S3 Standard-Infrequent Access storage after 7 days.

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A company is launching an application that it expects to be very popular. The company needs a database that can scale with the rest of the application. The schema will change frequently. The application cannot afford any downtime for database changes.
Which AWS service allows the company to achieve these objectives?

• A.Amazon Redshift
• B.Amazon DynamoDB
• C.Amazon RDS MySQL
• D.Amazon Aurora

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You are building a solution for a customer to extend their on-premises data centre to AWS.
The customer requires a 50-Mbps dedicated and private connection to their VPC. Which AWS product or feature satisfies this requirement?

• A.AWS Direct Connect
• B.Amazon VPC peering
• C.Elastic IP Addresses
• D.Amazon VPC virtual private gateway

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An Amazon EC2 administrator created the following policy associated with an IAM group containing several users:

What is the effect of this policy?

• A.Users can terminate an EC2 instance in any AWS Region except us-east-1.
• B.Users can terminate an EC2 instance in the us-east-1 Region when the user's source IP is 10.100.100.254.
• C.Users can terminate an EC2 instance with the IP address 10.100.100.1 in the us-east-1 Region.
• D.Users cannot terminate an EC2 instance in the us-east-1 Region when the user's source IP is
  10.100.100.254.

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