A software team is designing a monitoring solution for a cloud-native application. The solution enables:
- effective monitoring
- easy troubleshooting and maintenance
- reduction in time it takes to resolve issues
- breaks down silos between different teams
Which observability tracing design pattern should be used in the application design?

Refer to the exhibit.

The Ansible playbook is using the netconf_module to configure an interface using a YANG model. As part of this workflow, which YANG models augment the interface?

Refer to the exhibit. An engineer needs to implement a Cisco Webex ChatOps application to display requested metrics about the Cisco Webex space of the operations team. The application must meet the requirements:
* Listen for messages that are targeted to the bot ' s user.
* Parse the message body to form the command that is directed to the bot.
* Retrieve and display the requested data.
* Ensure that the command follows this form: display stats stat1 stat2 from host1 host2.

Drag and drop the code from the bottom onto the box where the code is missing to retrieve and display wireless network hearth information. The wireless network devices are being managed by Cisco DNA Center and are compatible with REST API Not all options are used.

A developer is working in a branch to develop a new feature named `newfeat404880077'. A file named `devcoreg13642911.jpg' has accidentally been staged. This needs to be removed so that the commit is performed and branches merged.
Which git command must be used to unstage the file?