Karteikarten

AWS: Application and Messaging Services

Sarwesh Saurabh AWS Certification Certified Solution Architect Associate Englisch 7 Karten

Karten in diesem Stapel (7)

11: What service should you choose if you want to sent notifications via text message to a system administrator?SNS (Simple Notification Service) is the AWS service that provides the ability to send notifications to various endpoints, with SMS (test messages) being one of them.
22: True or False: SNS can be used to send push notifications to Android and iOS mobile devices. TruePush notifications to mobile devices is one of the available endpoint options for SNS.
33: If your applications architecture is currently tightly coupled, what AWS service should you use to decouple the application?SQS (Simple Queue Service), and to a lesser extent SWF (Simple Workflow) can be used to decouple application components.
44: An SQS Message is?An SQS message can be up to 256KB in size of text (in any format) and is used to relay instructions from one instance to another (via an SQS queue).
55: What best describes decoupled architecture?A loosely coupled (or decoupled) system is one that has multiple components but can work independently of each other. So if one fails, the other components can continue to work.
66: What is the purpose of an SWF decision task?A decision task is used to communicate (back to the decider) that a given task has been completed.
77: How long can an SWF workflow execution last? An SWF workflow execution lasts up to 1 year.8: True or False: SWF guarantees the order in which tasks are executed, where SQS does not guarantee the order that messages will be delivered.
True