Invoking a Lambda Function
Difficulty: Intermediate
Duration: 6 minutes and 7 seconds
Students: 586
Rating: 5/5
This lesson provides detail on the AWS Serverless services relevant to the AWS Certified DevOps Engineer - Professional exam. We shall be looking at AWS Lambda, Amazon Simple Notification Service (SNS), Amazon Simple Queue Service (SQS), and AWS Step Functions.
Want more? Try a lab playground or do a Lab Challenge!
Learning Objectives
- Be able to explain what AWS Lambda is and what its uses are
- Define the components used within Lambda
- Explain the different elements of a Lambda function through its creation
- Understand the key differences between policies used within Lambda
- Recognize how event sources and event mappings are managed for both synchronous and asynchronous invocations
- Discover how Amazon CloudWatch can monitor metrics and logs to isolate issues with your functions
- Learn how to check for common errors that might be causing your functions to fail
- Understand the use cases for Amazon SNS and Amazon SQS within a serverless architecture
- Explain how AWS Step Functions can be used when building distributed applications or automating processes
- Understand the AWS Serverless Application Model (SAM)
Covered Topics