System restored from a tar file. Will the previously excluded folders be deleted after the restoration?

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http://askubuntu.com – I have two hard drives--a system drive and a data drive. The path to the data drive is /storage. Following this post, I went to the root of my filesytem and executed the following command: tar cvpzf backup.tgz --exclude=/proc --exclude=/lost+found --exclude=/backup.tgz --exclude=/mnt --exclude=/sys --exclude=/storage / Note that I excluded the data drive (--exclude=/storage) from the backup. Now I want to restore the system drive but keep the data drive as it is. I should execute: tar xvpfz backup.tgz -C / From the how-to instructions, I was given the impression that the excluded fold (HowTos)