Most, yes. Moving operating system files or program files can cause problems.
If you can boot your computer without connecting or inserting anything and not being connected to a network, its pretty safe to say you a hard drive. Booting a computer without using one of the above methods is possible, but rare.
Well you could possibly right click the file and save as, then navigate to your usb drive and it should download there
No, it is not possible to download Roblox to a flash drive. Roblox automatically installs itself on your computer, so you cannot choose where to put it. Finding the roblox files and coping them to your flash drive could work, but probably not.
No, it is not legal to drive without a valid driver's license.
Yes - Windows accepts external hardware while it's running without any problems !
Yes - Windows accepts external hardware while it's running without any problems !
Any hard drive can be assigned any letter. It is possible that drive Q could be a network location on another computer, or a virtual drive created by a program on the computer.
The hard drive
You don't.
If you can, open up your computer and take the hard drive out. I would then take it to a computer store and have them transfer the data (If possible) to another hard drive.
Computers are usually set up so that someone has to be an administrator in order to make changes to the software for safety. Therefore it might be possible to enable a usb drive if the administrator of the computer has allowed that specific aspect otherwise it is not possible.
Having a 1 TB hard drive makes it possible to save one's personal documents in the external hard drive rather than inside the computer. It can save countless movies and music files without cluttering up the computer itself and making it run slow.