> WINdow EXPLORER and internet explorer.
what do you wanna do with them?
> Who can tell me how to copy whole folder from c: to d: (CD)?
I don't think you can do this under DOS, but it is possible to copy the folder to a network drive under DOS command. "net use" should be fine.
> How to go one up folder ?
Do you mean the parent directory? DOS command for that is "cd .."