Which of the following are valid arguments for an SNS Publish request? (Choose three.)

How is provisioned throughput affected by the chosen consistency model when reading data from a DynamoDB
table?

Which of the following are valid SNS delivery transports? (Choose two.)

A startup s photo-sharing site is deployed in a VPC. An ELB distributes web traffic across two subnets. ELB
session stickiness is configured to use the AWS-generated session cookie, with a session TTL of 5 minutes.
The webserver Auto Scaling Group is configured as: min-size=4, max-size=4.
The startups preparing for a public launch, by running load-testing software installed on a single EC2 instance
running in us-west-2
After 60 minutes of load-testing, the webserver logs show:

Which recommendations can help ensure load-testing HTTP requests are evenly distributed across the four
webservers? (Choose two.)

Which of the following statements about SWF are true? (Choose three.)

Which of the following is chosen as the default region when making an API call with an AWS SDK?

How can you secure data at rest on an EBS volume?

What is one key difference between an Amazon EBS-backed and an instance-store backed instance?

An application stores payroll information nightly in DynamoDB for a large number of employees across
hundreds of offices. Item attributes consist of individual name, office identifier, and cumulative daily hours.
Managers run reports for ranges of names working in their office. One query is. “Return all Items in this office
for names starting with A through E”.
Which table configuration will result in the lowest impact on provisioned throughput for this query?

Which of the following is an example of a good DynamoDB hash key schema for provisioned throughput
efficiency?