Default visibility timeout
30 seconds
Max visibility timeout of a message in queue
12 hours
API call to update the message visibility timeout
ChangeMessageVisibility
How can you stop constant polling or save money when polling SQS queues
SQS Long Polling - does not return a response until a message arrives in the queue
Maximum Long Poll Time Out
20 seconds
How to you fan out SQS queues
Create an SNS topic then create and subscribe multiple SQS queues to the topic. After that any messages sent to the SNS topic this message will be fanned out or delivered to all of the SQS queues.
What is the max retention period of a message?
14 days
How large can a SQS message be?
256KB
T/F - SNS is a pull based service
False
What protocols are supported by SNS
HTTP, HTTPS, Email, EMail-JSON, SQS, Applicaiton
T/F - SNS message can be customized for each protocol
True
When using CloudFormation to create a virtual data center and you need to output the DNS name of your load balancer what command would you use?
FN::GetAtt
What is the default scripting notation for CloudFormation
JSON
What can Elastic Beanstalk come preconfigured with
IIS, Node.js, PHP, Python, Ruby, Tomcat, Docker (Glassfish and Python)
