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SOA-C02 · Question #72
SOA-C02 Question #72: Real Exam Question with Answer & Explanation
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Submitted by akirajp· Mar 30, 2026Deployment, Provisioning, and Automation
Question
While creating the wait condition resource in AWS CloudFormation, a SysOps Administrator receives the error "received 0 signals out of the 1 expected from the EC2 instance". What steps should be taken to troubleshoot this issue? (Choose two.)
Options
- AConfirm from the cfn logs that the cfn-signal command was successfully run on the instance.
- BTry to re-create the stack with a different IAM user.
- CCheck that the instance has a route to the Internet through a NAT device.
- DUpdate the AWS CloudFormation stack service role to have iam:PassRole permission.
- EDelete the existing stack and attempt to create a new once.
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Topics
#CloudFormation#EC2#IAM Permissions#Troubleshooting