Today is the world of computers with high technology and high speed.All this is only to save our time and this pendrive is
such an external hardware perieheral that is used to
transfer data from system to system.Transfer of large amount of data from one computer to another has always created problem.One of main reason being non availability of suitable data storagedevice.To be precise storage mediums like floppy,cd and even e-mail have always failed during urgency due to their problem causing ability like samll storage space or time consuming ability for data transfer.
USB:-" UNIVERSAL SERIAL BUS." This is an external
peripheral interface standard developed by the computerindustryto allow communication between a computer and an external peripheral over a cable by using bi-serial transmission.
USB card readers are faster than readers that are connected to serial port. The best feature of an USBpen drive is that it does not require any software to work,enabling the process of reading,writing and copying to or from a disk drive made easy. Further more it also does not require any battery tooperate.Hence a pendrive is totally portable.