The pen drive is a portable USB flash memory device that can be used to quickly transfer audio, video, and data files from the hard drive of one computer to another. With a construction that is small enough to fit into a pocket, the pen drive derives its name from the fact that many of these USB drive devices resemble a small pen or pencil in size and shape. Equipped with a large amount of memory capacity, the pen drive is considered to be an improvement on both the older floppy drive disks and the more modern compact disks that are often used to copy data and reload the files on a different hard drive. Even a pen drive with a relatively low storage capacity tends to provide plenty of space for a number of files. The types of files that can be loaded onto a pen drive are all the common types that can be housed on any hard drive. This makes it possible for persons to copy photos, spreadsheets, word processing documents, movie clips, music tracks, and just about any other type of file. ...more

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It is a detchable hard disk drive n you can easily transport as it is small in size with large memory. much usefull than cds n dvds. it is portable

A pen drive is a kind of a detachable hard disk which can be attached to the USB and taken wherever you want it to be taken and could be attached to any other computer. You can store a lot of data in there.

Small hard drive is called pen drive :D

The name seems to have originated/similarity to a normal small size fountain pen,and is a portable pocket size storage device.This device used to have an accompanying driver CD rom,and load this along with the pendrive in to the USB slot of the computer and work or read as yu desire.

Its other name is usb It is used fo drawing infomation /fils from pc and feed pc th detained contained int it.when we inert pen driv new hrd ware sign is shown t right bottom when you click te icon the fil open chart comes and need to cliack what u want to open right click will give optoions to send th fil to wherever u wish