Hi Jigar,
Your requirement is not radio button.
It is a checkbox.
This can be done in Infoset itself (SQ02).
Select the pushbutton labeled Extras.
Select the tab labeled Selections, then click on Create icon.
On Create Selection popup, enter the name of the field say 'test' and select radiobutton Parameter.
On next popup, enter description and selection text. For the format option, enter type C and length 1. For Extras enter "AS CHECKBOX"
See this image:
.
Now the code you need to write inthe 'Record Processing' section of the Code tab.
Save the code.
Generate Infoset.
Run transacction SQ01.
Execute with the query made on this infoset.
You will find the checkbox in the selection-screen.
Check this and execute for desired result.
Jogeswara Rao K