Can You Boot From External Hard Disk Drive ?
A hard disk is a device which stores all your data that you need on the computer. It serves as a platform for programs to be installed and also it will provide all the support for computer programs to be executed. It is basically a storage device. |
Hard disks are usually installed inside the computer and they come with various kind of space. It is just like looking for apartments where one has more space than the other. A hard Disk may come with 4 GB space or some are even 12 GB. Basically a person would choose depending on the kind of needs that they have. If you usually store a lot of data, then you will need to a larger hard disk. Some computers can support two to three hard disks that can be installed in the same computer.
An external hard disk is an external device that can be connected to your computer. Any device capable of storage acts as a hard disk. However, an external hard disk has a lot of space and it can be connected to the computer and accessed instantly. You can access all your files from the hard disk and use it as a back up or additional storage. There are several uses for it. Sometimes, when the computer crashes, the data on the hard disk is entirely lost and the computer does not boot. Usually when this happens, people use a CD or a floppy drive which acts as a back up device to boot. However, you can also use an external hard drive to boot the system, by loading the operating system and the files on to it. You need the boot disk stored on the external hard drive.
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