You usually CANNOT use an external hard disk with two computers, because 1) The computer has to be the controller (i.e. you cannot have two controllers) and 2) Its a difficult problem to have an operating system that can work with another OS to share a volume, BUT
You can plug the external hard disk, into another computer, and set it up for file sharing, and have the computer its plugged into, manage the file system, while the other computer, if its networked, have access to the external Hard disk, through file sharing.
Look for 'Set up Windows file sharing' on the internet for a how to.
An external hard drive is a device similar to your computer's hard drive. The difference is that it is portable. You can save files on it and it can be connected to most other computers.
While external hard drives have the availability to work with multiple computers, it would be false to say every external hard drive works with every computer.
No
Only if you copy them.
Yes absolutely! Most external hard drives have support for as many computers as youd like. just plug-in and go.
If it is an external hard drive, then the computer should be able to take it. However, if it is an internal hard drive, you will have to check the system requirements of your computer.
If a hard drive is external to computer then it is easy to move it between computers if required or take it away for safe keeping. If it has a good had drive enclosure then it is more protected from the elements or from accidental damage.
Only if you can boot from it. Most new computers can boot from a USB drive, but older ones may not be able to.
The fastest type of external hard drive would be a external 3.0 USB hard drive.
You get another memory storage device, such as an external hard drive, and you copy everything on your hard drive onto the external hard drive, and keep it safe. That way, if your hard drive crashes, then you can take it out, and plug your external hard drive in, and work from that.
A hard drive enclosure plugs into a computer to provide external storage. Its main purpose is to provide extra storage on a laptop or computer and to transfer files between computers. An external drive is also useful for backing up data on a computer.
You can completely clear your external hard drive by formatting it.