SharePoint list to InfoPath dropdown control

How to add SharePoint column values to InfoPath dropdown control

Step 1: Tools -> Data connections

Step 2: Add a new data connection to receive data

Step 3: Select from where do you want to receive your data

             Select SharePoint Library or List   

 Step 4: Provide SharePoint site address

 Step 5: Select the list which from which you want to receive the data

 Step 6: Select the fields which are needed from the list

 Step 7:  You can store the copy of data in the form of template If needed

Step 8:Give a name for your data connection

Step 9: Select the column which you need in the drop down box

In you SharePoint site! :