Final answer:
In Microsoft Excel, F3 is the shortcut that displays a list of all the named ranges in the workbook, streamlining your workflow.
Step-by-step explanation:
The keyboard shortcut to display a list of named ranges in Microsoft Excel is F3. When you press F3 while working in a worksheet cell, Excel will show a dialog box listing all the named ranges in the workbook. This shortcut can save you time when you need to reference these ranges without having to navigate through different menus.