USB Sticks

Memorias USB a USB memory (also called pendrive, USB, USB flash drive, USB pen, token or flash drive key) is a device’s non-volatile mass storage and rewritable, which connects to the computer via a USB port and memory flash as storage technology used. The USB has become the storage and data transport system more used, displacing floppy disks, CDs and DVDs, being able to find on the market memories with capacity from 1 GB to 256 GB. Concept memory USB supports standard USB MSC (USB Mass Storage Device Class, USB mass storage device), a communication protocol that provides an interface for storage devices connect to your computer over USB. Currently all operating systems support USB memory devices, treating them as if they were hard drives, and can read and write to them without more than connected to the USB port, without need for drivers. File system tends to be FAT or FAT32 for Microsoft, because of its simplicity and broad multi-platform support. Applications see the most common applications of a USB memory: transportation of personal files: the most common use is to transport and store personal documents. Backup: it is common to use them as a backup.

Secure data storage: if it contains private data should encrypt, whether all memory or only one partition. Systems management: System administrators typically use a USB memory stick with maintenance, recovery, installation, or anti-virus software. Running applications: can carry applications that run on the host without installation computer. Booting an operating system: If the BIOS allows it, can boot an operating system like Linux from the USB (Live USB), generally for installation or recovery task. Music / video storage: usual store multimedia files, since many MP3 and MP4 support playback via USB.

Marketing: are often used for promotional purposes, personalized with the logo of the company and that are configured to start automatically presentations or demos. Advantages we see the main advantages of a USB memory: robustness: they are immune to scratches and dust, they have no fragile moving parts. Large capacity: far superior to DVD or Blu-ray. Small size: are small and lightweight. Broad support: all operating systems can read and write to them without the need for drivers. Data security: allow you to encrypt your content. Disadvantages the disadvantages of a USB memory are: limited life: only support a limited write cycles and erased number. Do not include write protection: the write protection is needed to repair computers with virus without risk of infecting the USB memory. Easy to lose: their small size are easy to lose or steal, which is a problem if it contains sensitive data. High price: the price per unit of storage is superior to other devices such as external hard drives. Source: USB font memory: press release sent by fransberns.