how to retrieve information from checkBox(multiple answer) and radioButton(single answer) in a ListView

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http://stackoverflow.com – I am new to android and this is my first application ,I have custom listview with checkbox(multiple) and RadioButton(single),for now i just implement it like checkbox(q1,q3) and RadioButton(q2,q4). my question is : how to get the value of selected checkBox and radioButton ,on click the submit button how to store these value. please provide some solution.Thank you public class MainActivity extends ListActivity{ String[] QuestionList = new String[] {"q1","q2","q3","q4"}; String [] Question=new String []{"question1","question2","question3","question4"}; String[] option=new String[]{"option1", (HowTos)