Hi Friend,
Please read this book this will gives all the answers related to sharepoint.....
This EBook is designed to give SharePoint developers an introduction and overview of the features in Microsoft® SharePoint® Designer 2010. It begins with a brief introduction and a summary of what's new, followed by a more in-depth discussion of the most pertinent features of Designer 2010.
To download this book please click on given below link:
http://www.c-sharpcorner.com/Ebooks/Free/55/sharepoint-designer-2010-essentials.aspx[
^]