Compare between 3-Layer pattern and MVVM

Question

i don\'t know MVVM. i always follow 3-layer patter where one layer is UI, another layer is Business layer and last layer is Data access layer.

in this layer we send requ

Answer 1

MVVM is specifically relevant to WPF, Silverlight/Moonlight and Windows Phone 7 because it takes advantage of the powerful databinding that is built into these frameworks.