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<td width="20%">[[Previous]]<td align="center">[[IPad iOS 4 App development Essentials - Xcode 4 Edition|Table of Contents]]<td width="20%" align="right">[[Next]]</td>
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<google>BUY_IPAD</google>
So far we have covered a considerable amount of ground designed to provide a sound foundation of knowledge on which to begin building iPad iOS 4 based apps. Before plunging into writing your first iPad app, however, it is vital that you have a basic understanding of some key methodologies associated with overall architecture of an iPad iOS application.
