A Developer Is Writing a Serverless Application That Requires That

question 236

Multiple Choice

A Developer is writing a serverless application that requires that an AWS Lambda function be invoked every 10 minutes. What is an automated and serverless way to trigger the function?

• A) Deploy an Amazon EC2 instance based on Linux, and edit its /etc/crontab file by adding a command to periodically invoke the Lambda function.
• B) Configure an environment variable named PERIOD for the Lambda function. Set the value to 600.
• C) Create an Amazon CloudWatch Events rule that triggers on a regular schedule to invoke the Lambda function.
• D) Create an Amazon SNS topic that has a subscription to the Lambda function with a 600-second timer.

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Definitions:

cAMP Signal Transduction

A cellular signaling pathway involving the secondary messenger cyclic AMP (cAMP) which mediates a variety of physiological responses.

Adenylyl Cyclase

Enzyme responsible for catalyzing the conversion of ATP to cyclic AMP (cAMP).

Protein Kinase

An enzyme that modifies other proteins by chemically adding phosphate groups, playing a crucial role in cellular signaling and function.

Endoplasmic Reticulum

A membranous network within cells that is involved in protein and lipid synthesis, transport, and detoxification processes, existing in two forms: rough and smooth.