What Is A Portable Disk

A removable disk, also known as portable hard disk, external disk or external hard drive is an external storage drive which allows the user to have additional memory in a nutshell being a hard disk contained in a housing. Because of its performance and its many features, the Mobile Drive is one of the storage devices used by users who want to expand the storage capacity of your computer.

Features

The portable drive is a very useful device and expanding as the development of multimedia content has led to most users need to increase the storage capacity of their computers because of the large amount of music, video, movies and pictures want to store high definition. This is coupled with the tendency to try cheaper portable devices such as netbooks, laptops or tablet PCs, with little internal memory and reserving the task of storage to external devices such as USB memory, memory card or disk.

Before purchasing a portable disk must consider several aspects:

Connections: the most common USB and FireWire, also counting sometimes with SCSI or SATA. Some models can be networked and share the drive with multiple computers, supplied for this Ethernet and Wi-Fi.Tamaño: the most common are 3.5, 2.5 and 1.8 inches, although there are other sizes as 5.25, or 1 inch . Additional Software: Some models include software designed to obtain a higher yield of the device, synchronization tools, applications and utilities for backing datos.Sistema encryption of files: generally have FAT32, Windows own format compatible with other operating systems like GNU / Linux or Mac However, FAT32 has serious limitations, such as maximum file size of 4 GB, so it may save video files in high definition. We can reformat the drive with another more efficient file system as NTFS, HFS or Ext3, but this may cause incompatibilities with other operating systems.

Type

We can find different kinds of portable disk:

3.5-inch portable hard: they have great ability but need connection to the mains. They are big and heavy, which makes them a good choice if you have no intention of moving demasiado.Disco 2.5-inch portable, do not have a large capacity but they are small and require no power supply, making them very portable, menudo.Disco suitable for carrying 1.8-inch notebook, with a very small, no power required. Its strength is its portability, making them ideal to take up the entire hard tiempo.Disco media: its most prominent feature is that in addition to serving as a storage device reproduce multimedia content stored, and may view the output on the TV.

Applications

A portable disk has many applications, the most common increase storage capacity, sharing and transporting data backup, data recovery from damaged disks and centralized storage network.

Source: Portable Disk