What is an USB Memory?

A USB memory (Universal Serial Bus) is a storage device that uses flash memory to store information. It is also known as USB flash drive, memory stick, USB stick, hard MiniDisc, memory unit, memory stick, pen drive, among others. The first models require a battery, but current use electrical power from the USB port. These memories are resistant to scratches (external), dust, and some even water, factors affecting previous forms of portable storage, such as floppy disks, CDs and DVDs.

According to communitycollegesinusa, these memories have become the storage system and personnel data transport most used in this application displacing traditional diskettes and CD. Can be easily found on the market memories 1, 2, 4, 8, 16, 32, 64, 128, 256 and even 512 GiB or 1 TiB. Memories with higher capacities may still be, for its price, outside the range of “domestic consumer”. This implies at least the equivalent of 180 CDs or 700 MB diskettes approximately 91 000 1440 KiB.

Its success and diffusion have led them to various popular names related to its small size and the various forms of presentation, none has been able to stand out from all of them. In Spain they are popularly known as skewers or pencils, in other countries such as El Salvador, Honduras, Mexico, Colombia and Guatemala are known as memories, such as flash drives in Venezuela and Costa Rica is popularly called Maya Key.

The USB qualification or context itself can easily identify the computer device to which it relates; although being a little strict on the concept, it refers to only USB port connection.

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