What we usually call "U disk" is officially named as "USB Flash Drive" USB Flash Drive), referred to as "UFD ". "Drive" is actually a "data storage device ". "Flash Memory" is a NAND-type storage technology developed by Toshiba in 1987, similar to the EEPROM carrier. This "USB flash drive" is usually very small in size and light in weight. It features "read/write ". Today, as of March April this year, the size of the USB flash drive, from 32 MB capacity) to 64 GB capacity ). 2 ~ A 4 gb usb flash drive is an extremely common "data storage device ".
In recent years, many so-called "Live devices" have emerged in the IT field. Here, "Live" means "Direct start. Can an operating system be embedded in a USB flash drive to make it a "Live-USB" disk? Can I change the USB flash drive to a "Direct start" flash drive? That is to say, as long as you insert it into the USB port, you can "directly start" a computer?
Frankly speaking, it is not easy to press an operating system into a USB flash drive to make it a "Live-USB" boot disk, especially, this "Live-USB" disk copy is not easy, even if it is just a copy. It means that the copying of USB disks is essentially different from that of VCD and DVD disks.
"Ubuntu USB flash drive" refers to the "direct Boot" USB flash drive embedded in the Ubuntu software package, that is, the so-called "Ubuntu Live-USB flash drive ". Today, according to the development trend of the international IT industry, the application of USB devices is "expanding", an important part of the global IT ecosystem chain, and a new "Sprout" of the world's IT ecosystem ".