Refer to the exhibit.A docker-compose.yml file implements a postgres database container.Which .gitlab-ci.yml code block checks the health status of the container and stops the pipeline if the container is unhealthy?A)B)C)D)
A developer wants to deploy a highly available web server cluster and decides to put a load balancer in front of multiple clustered nodes that run the same web service. The goal is for the load balancer to take in users and distribute the load across the whole cluster.What kind of high-availability configuration is the developer running?
Refer to the exhibit.A Python script implements a logger server. The log receives a message from Base that contains this text: TextMessage. How is the log formatted?
A team must roll out updates on the production instance of an application. To avoid any service down time, the new version must be released alongside the old version. After the team ensures that the new version operates as it should, traffic will be redirected to the new version. Then the old version will be shut down.Which deployment strategy must be used?
Refer to the exhibit.The snippet contains the JSON string that will be sent to the Prometheus AlertManager to silence an alert. AlertManager accepts only the content type of application 'json'' Which Python code correctly sends an API call to perform action?