A cloud administrator finds that an application deployed via an Infrastructure as Code template is not connecting to a database server. The security settings and network configuration of the server are correct. During deployment, inputs for the template are predefined with no apparent errors. Which of the following should the administrator examine FIRST to resolve this issue?
Update the version of the orchestration tool used for deployment
Increase the CPU and memory allocation for the application
Review the database connection string in the template
Change the script execution policy in the cloud environment