Yes it is. Referred to as a Nandroid. Reboot into your custom recovery CWM or TWRP, select back up, the destination of the back up to internal or external and run it. Hope that helps.
What he said about nandroids. And I like to use Titanium Backup PRO to backup my apps and data. Also, there are many SMS backup apps that don't need root.
Yes it is. Referred to as a Nandroid. Reboot into your custom recovery CWM or TWRP, select back up, the destination of the back up to internal or external and run it. Hope that helps.