Can I backup web-application, sites, sub-sites, list, and document libraries from my SharePoint Server?
Yes. IDrive's SharePoint backup feature is a complete backup solution for your SharePoint server. It supports backup of web-application, sites, sub-sites, list, documents, and libraries from your SharePoint Server.
How do I backup 12, 14, 15 and 16 hive folders of SharePoint Server?
You can manually backup 12, 14, 15, and 16 hive folders by selecting them from SharePoint server location using IDrive. The probable location will be SharePoint Server installation folder as mentioned below.
C:\Program Files\Common Files\Microsoft Shared\web server extensions\12\
Does IDrive - SharePoint backup perform the backup of external dependencies like /_layouts/images/?
No. These external dependency files ( /_layout/image/ ) are available in the "C:\Program Files\Common Files\Microsoft Shared\web server extensions\12\TEMPLATE\IMAGES" path. You can select the files / folders from the above path and back them to your IDrive account.