DEA-C01 • Practice Test 38
Free DEA-C01 practice test — 15 questions with explanations. Set 38. No signup required.
Refer to the exhibit. A company uses S3 Event Notifications to trigger an AWS Lambda function whenever a new object is uploaded to an S3 bucket. The Lambda function processes the file and moves it to a different bucket. Recently, the function has been failing intermittently. The engineer checks the Lambda CloudWatch logs and sees the above event. What is the MOST likely cause of the intermittent failures?
Refer to the exhibit.
{
"Events": [
{
"EventID": "1",
"EventVersion": "1.0",
"EventSource": "aws:s3",
"AwsRegion": "us-east-1",
"EventName": "ObjectCreated:Put",
"UserIdentity": {
"principalId": "AWS:AIDAEXAMPLE"
},
"RequestParameters": {
"sourceIPAddress": "192.0.2.1"
},
"ResponseElements": {
"x-amz-request-id": "EXAMPLE123"
},
"S3": {
"s3SchemaVersion": "1.0",
"bucket": {
"name": "source-bucket",
"arn": "arn:aws:s3:::source-bucket"
},
"object": {
"key": "data/file.csv",
"size": 1024,
"eTag": "abc123",
"sequencer": "0055AED6DCD90281E5"
}
}
}
]
}