Posted on :27th Jul 2014
Step 1: Open Microsoft InfoPath 2010, Click on SharePoint List from Available Form Template, as shown in Below screen shot.
Step 2: Give url of your SharePoint web application where your list is available.
Step 3: Select “Customize an existing SharePoint list” option, and choose your list, click next.
Step 4: Click Finish as per below screen shot.
Step 5: Drag a dropdown list on new form as shown in below image.
Step 6: Select “Look up choices from a SharePoint list” option. Select your list and field which you are going to bind.
Step 7: Run your form by pressing F5 and you will see the result like this.