Could only find a little about it but most messages that have been deleted are gone ! Unless they have been archived like regular e-mail. Maybe this video might help.
I have use GT Recovery for Windows to recover deleted messages form messenge, it doesn't need to root my phone
1)List and discuss atleast 10 date processing activitias known to you. 2)Differentiate clearly between data processing and management information 3)Trace the histroy of computer in data processing
Classification of computer by its purpose