i have a PDF with some radio buttons like
button- experienced, button- fresher
Checkbox- male, Checkbox-female
i was tring to automate the PDF and i need those values how can i do that in taxonomy what should i give the variable type boolen or what and in how to extract the details of check and radio button
You can find here a guide on how to get started: Introduction
This gives you the overall image of how Document Understanding works.
As for an example workflow I would recommend the academy course called UiPath Document Understanding Overview. There is a section called Practice - Setting up the Extractors which contains an example workflow with the extractors. You can modify it to fit your scenario and give it the documents you want and see which performs better for your particular case