WCF Binding and its consumers

Question

Hi All,

 

This question was asked me in interview on WCF Service.

 

What are the binding is used in case of service is used with mutiple targets like Computer, iphone, ATM machines, android mobiles?

 

According to me it should be mutiple bindings but not sure which different binding we can use for such  scenario.

 

littel help is appricated how should i anwser this question?

 

Thanks in advance.