Merge Data From Multiple Forms. This is useful when your users want to compare or summarize data from several forms. Just below the Data tab click on New Query then choose From Other Sources in options.
How To Merge Multiple Excel Files Together You can use the Move or Copy Sheet tool in Excel to merge data in multiple Excel files together. Combine form data and export as a CSV file. If I use radio button questions and drop down list questions will those also appear in the Excel spreadsheet when merging data from multiple PDF forms.
To do this do a get items step for your sharepoint list and apply an ODATA filter to filter for records that match the responder email address.
I am afraid its not feasible to merge your 4 quiz forms in to 1 quiz. This is useful when your users want to compare or summarize data from several forms. Re-use the flow to create new flows. Lets consider the following example.