You have developed a Lambda function. This function needs to run on a scheduled basis. Which of the following can be done to accomplish this requirement in an ideal manner?

Answer options:

A.Use the schedule service in AWS Lambda.
B.Use an EC2 Instance to schedule the Lambda invocation.
C.Use Cloudwatch events to schedule the Lambda function.
D.Use Cloudtrail to schedule the Lambda function.

Answer – C
The AWS Documentation mentions the following.
Option A is incorrect since there is no inbuilt scheduler in AWS Lambda.
Option B is incorrect since this would add more maintenance overhead.
Option D is incorrect since this service is an API monitoring service.
For more information on running Lambda functions on schedules, please refer to the below URL-
https://docs.aws.amazon.com/AmazonCloudWatch/latest/events/RunLambdaSchedule.html