What is meant by a flash drive? Why is it so popular?

A flash drive is a portable data storage device. It is re-writable and holds the data in memory without power supply. It fits into any USB port of a computer. The drive is small, of the size of a human thumb and is a very stable memory storage device.

We can save text, music, documents and photos in this drive. The storage capacity of a flash drive is 32 GB or more. It is an ideal data storage device because at a low price, it offers long-term storage.