Externally attached storage drives have become a very popular equipment in recent years because it is low in cost and very convenient to use. These external drives can be connected through USB or Firewire. Installation consists simply by plugging them in to the computer. It is recognized as Plug-N-Play devices on all versions of windows, Linux and MAC-OS versions.
External drives offer an astounding storage capacity, limited only by the capacity of the hard drive they contain. There are enclosures support various methods of spanning multiple drivers, providing storage capacity in excess of a terabyte.
Some external drives support Ethernet connectivity and this means that any computer can access it that has TCP/IP networking capabilities. There are those that require some configurations like IP address, subnet, and gateway information, but there are also those that do them automatically. It is also known as Network Attached Storage or NAS and they are ideal for use as backup media for a number of computers on the same network. If you merely rely on an internal hard drive you can be exposed to internet viruses, hackers, spywares, malwares which you can’t have in an external hard drive. You can store back up files from the main internal hard drive to a portable hard drive even while not connected to the internet. This secures your data from being compromised. And when the time comes when you want to use the internet, you can even choose to leave the external drive disconnected or turned off.
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Space for digital media like photos, music, and movies can be storage in a greater internal storage space if you put your files in the external hard drive. Portable hard drives can store even an entire virtual workstation.
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All external hard drives are portable with a size a bit larger than the big smartphones we have today. With external drives you are assured that you have a secured data is a safe place because you can easily unplug them whenever you need to. You can also share it with other users or even transfer files to another computer without trouble.
Today, external storage drive security has been augmented by the introduction of fingerprint readers. This fingerprint reader is especially useful if you don’t want your documents to be accessed by unauthorized users. this time with the fingerprint reader, and you cannot open the drive on any other computer. So, even if you have misplaced it, lost it, or if somebody has stolen it from you, your files are still secured because of its augmented security.
You can also have many external hard drives and put them in and out on a single enclosure.