Default master pages in SharePoint

Type of master page available in sharepoint2010,

• v4.master - Default master page.
• Ddefault.master - This master page is used to support the 2007 user interface
• minimal.master
• simple.master- it is used for accessdenied.aspx, confirmation.aspx, error.aspx, login.aspx, reqacc.aspx, signout.aspx & webdeleted.aspx pages.

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