At the top you will find a button that will say history
You can use the 'secure delete' option or a Mac shredder software.
go on tools at the top click internet options and look for delete history
Yes It Does, But Somewhere On The Hard Drive.
Go on tools at the top click internet options an look for delete history this link below will help
To delete FaceTime audio calls from your Mac, open the FaceTime app and go to the "Recents" tab. Right-click (or Control-click) on the call entry you wish to delete, and select "Delete" from the context menu. Alternatively, you can select the call and press the "Delete" key on your keyboard. This will remove the call from your call history.
a) I am supposing you are not the administrator of the Mac b) I do not believe you can delete iTunes from a Mac
To do it from a command line: Open a Terminal window and use the unix "rm" command. To do it with a GUI: Download and install the muCommander program (very similar to Windows Explorer, but for the Mac).
dont know either
If you mean browsing history,download history,etc then you should do this on Windows: Press CTRL+Shift+Delete at the same time. I'm not sure about Mac.
To spoof the MAC address on a Mac use the ifconfig command in the Terminal.
If you mean on the internet, look at the top bar on the Mac while safari is open. Click 'history' and then go to the bottom of the list. Then click 'clear history'.
to delete you history you go to your tool bar and select "Delete browsing history" then you hit "Delete history" or "delete all"!!!