When you register an actMty in Amazon SWF, you provide the following information, except:
Correct Answer:C
When designing an Amazon SWF workflow, you precisely define each of the required actMties. You then register each actMty with Amazon SWF as an actMty type. When you register the actMty, you provide information such as a name and version, and some timeout values based on how long you expect the actMty to take.
Reference: http://docs.aws.amazon.com/amazonswf/latest/developerguide/swf-dg-intro-to-swf.html
What happens if your application performs more reads or writes than your provisioned capacity?
Correct Answer:D
Speaking about DynamoDB, if your application performs more reads/second or writes/second than your tabIe’s provisioned throughput capacity allows, requests above your provisioned capacity will be throttled and you will receive 400 error codes.
Reference: http://docs.aws.amazon.com/amazondynamodb/latest/developerguide/ProvisionedThroughputlntro.htmI
To scale up the AWS resources using manual AutoScaIing, which of the below mentioned parameters should the user change?
Correct Answer:B
The Manual Scaling as part of Auto Scaling allows the user to change the capacity of Auto Scaling group. The user can add / remove EC2 instances on the fly. To execute manual scaling, the user should modify the desired capacity. AutoScaIing will adjust instances as per the requirements. If the user is trying to CLI, he can use command as-set-desired-capacity <Auto Scaling Group Name> --desired-capacity <New Capacity>
Reference: http://docs.aws.amazon.com/AutoScaIing/latest/DeveIoperGuide/as-manual-scaling.htmI
Which EC2 API call would you use to retrieve a list of Amazon Machine Images (AMIs)?
Correct Answer:E
Doug has created a VPC with CIDR 10.201.0.0/16 in his AWS account. In this VPC he has created a public subnet with CIDR block 10.201.31.0/24. While launching a new EC2 from the console, he is not able to assign the private IP address 10.201.31.6 to this instance. Which is the most likely reason for this issue?
Correct Answer:C
In Amazon VPC, you can assign any Private IP address to your instance as long as it is: Part of the associated subnet's IP address range
Not reserved by Amazon for IP networking purposes Not currently assigned to another interface Reference: http://aws.amazon.com/vpc/faqs/