Designing and Implementing Microsoft DevOps Solutions
AZ-400 Exam

You are configuring project metrics for dashboards in Azure DevOps.
You need to configure a chart widget that measures the elapsed time to complete work items once they become active.
Which of the following is the widget you should use?

  1. Cumulative Flow Diagram
  2. Burnup
  3. Cycle time
  4. Burndown

Answer(s): C

Explanation:

Cycle time measures the time it takes for your team to complete work items once they begin actively working on them.


Reference:

https://docs.microsoft.com/en-us/azure/devops/report/dashboards/cycle-time-and-lead-time?view=vsts



DRAG DROP (Drag and Drop is not supported)
You need to recommend project metrics for dashboards in Azure DevOps.

Which chart widgets should you recommend for each metric? To answer, drag the appropriate chart widgets to the correct metrics. Each chart widget may be used once, more than once, or not at all. You may need to drag the split bar between panes or scroll to view content.

NOTE: Each correct selection is worth one point.
Select and Place:

  1. See Explanation section for answer.

Answer(s): A

Explanation:


Box 1: Lead time
Lead time measures the total time elapsed from the creation of work items to their completion.

Box 2: Cycle time
Cycle time measures the time it takes for your team to complete work items once they begin actively working on them.

Box 3: Burndown
Burndown charts focus on remaining work within a specific time period.

Incorrect Answers:
Velocity provides a useful metric for these activities:
Support sprint planning
Forecast future sprints and the backlog items that can be completed
A guide for determining how well the team estimates and meets their planned commitments


Reference:

https://docs.microsoft.com/en-us/azure/devops/report/dashboards/velocity-guidance?view=vsts https://docs.microsoft.com/en-us/azure/devops/report/dashboards/cycle-time-and-lead-time?view=vsts
https://docs.microsoft.com/en-us/azure/devops/report/dashboards/configure-burndown-burnup-widgets?view=vsts



You need to consider the underlined segment to establish whether it is accurate.
The Burnup widget measures the elapsed time from creation of work items to their completion.
Select ‘No adjustment required’ if the underlined segment is accurate. If the underlined segment is inaccurate, select the accurate option.

  1. No adjustment required.
  2. Lead time
  3. Test results trend
  4. Burndown

Answer(s): B


Reference:

https://docs.microsoft.com/en-us/azure/devops/report/dashboards/cycle-time-and-lead-time?view=vsts



HOTSPOT (Drag and Drop is not supported)
You plan to create alerts that will be triggered based on the page load performance of a home page. You have the Application Insights log query shown in the following exhibit.



Use the drop-down menus to select the answer choice that completes each statement based on the information presented in the graphic.

NOTE: Each correct selection is worth one point.
Hot Area:

  1. See Explanation section for answer.

Answer(s): A

Explanation:


Box 1: percentile_duration_95

Box 2: success For example – requests
| project name, url, success
| where success == "False"
This will return all the failed requests in my App Insights within the specified time range.


Reference:

https://devblogs.microsoft.com/premier-developer/alerts-based-on-analytics-query-using-custom-log-search/




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