When looking at a dashboard panel that is based on a report, which of the...

When looking at a dashboard panel that is based on a report, you cannot modify the search string in the panel, but you can change and configure the visualization. This is because the dashboard panel inherits the search string from the report, and any changes to the search string will affect the report as well. However, you can customize the visualization settings for the dashboard panel without affecting the report. References: Splunk Core User Certification Exam Study Guide, page 37.