External hard drives have been in large demand ever since they have been introduced into the market. It is not compatibility alone that is culpable for the increasing recognition, but also the expanded access speed which has attracted customers towards it. Even though these devices were initially used as a storage device for storing big files like movies or for backup reason, they are now more than simply everyday storage devices. Various users make use of the external hard disk as their primary hard drive and using this external hard disk to run applications and accomplish another tasks, while the fixed hard disk acts as a secondary slave.
Despite the external hard disk seems to be dissimilar from the fixed hard drive, both these are pretty much the same except for the fact that an external hard drive has an external USB casing to allow it to be connected to the CPU using an USB cable. Since both these hard drives are corresponding in nature, the problems which they encounter too are the same. I am indicating here to the data loss which happens on this storage media. Like in the fixed hard disk, chances of data loss due to physical errors are always present, and particularly in this case the odds is larger.
Nonetheless, data loss due to physical errors is something which needs to be treated in a more crucial manner than a logical data loss. This is because of the very fact that these storage media make use of innumerable moving parts that are very breakable, and damage to any of these parts could mean constant loss of data from the hard disk. The data recovery procedure in this case is greatly perplexing as well as time consuming and performed by data recovery specialists, with only a few cases being successful.
Still, it is an absolutely dissimilar scenario in case of logical data loss.