ITGSS Certified DevOps Engineer Practice Test

Which command is recommended for providing direct access to the container environment?

1. kubectl login

2. kubectl attach

3. kubectl exec

4. kubectl connect

The correct answer is: kubectl exec

The command that is recommended for providing direct access to the container environment is the one that allows you to execute commands directly within a running container. This command enables you to interact with the shell of the container, making it possible to troubleshoot issues, run diagnostic commands, and perform other administrative tasks directly in the container's context. Using the appropriate command, you can specify which container you want to connect to and what shell you want to use (for example, /bin/bash or /bin/sh). This access is crucial during the development and debugging phases, as it provides insights into the real-time state of your application and environment. In contrast, other options serve different purposes. For instance, attaching to a running container allows you to see the output of that container's process but does not provide a shell for interactive commands. Similarly, logging in and connecting commands are not standard practices within Kubernetes for directly accessing container environments, making them less suitable in this context.