Access the MSDN Online Library website at http://msdn.microsoft.com/library/. Answer the following questions.

1. What is the MSDN library?
2. Type What is DDE? in the Search for field. Click <a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0072993936/236664/Go_Button.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (0.0K)</a>. Define term Dynamic Data Exchange.