Talk about the disadvantages of U disk?
1. capacity problems, after all, U disk is not as large as the mobile hard disk, the real mobile hard disk is generally more than 10-40+G, while the U disk relative capacity is small, but there are some large capacity mobile hard disk called U disk;2.U disk in some systems (95, 98, ME, etc.) can not identify themselves, to install the driver to identify.
U disk is easily infected by virus? Do not say that the mobile hard disk will not be infected?. as long as good precautions, settings do not let this kind of AUTORUN automatically run, then it's ok.
Easy to be infected by the virus, the dissemination of strong
U disk is the most portable mobile memory, but there are not many disadvantages.But there are several disadvantages:Small size, easy to lose. The loss of unencrypted U disks can cause privacy leaks, and can also be plagued by the loss of vital data.Slow transmission speed. Although the U disk speed of USB3.0 has been fast, there is still no continuous read and write stability for mobile HDD and the 4K efficiency of mobile ssd.Susceptible to viruses. U disk viruses usually spread with the insertion and removal of different machines, such as viruses that exploit automatic play holes.Capacity less cost-effective. At present, the largest U disk has 1000gb, but the price is very expensive compared to the same capacity mobile hard disk. Common 64g U disk is enough to save several high-definition TV drama.Lifetime and data security issues. Ordinary MLC U disk life is less than HDD, about 3 years. And easy to carry, easy to squeeze, fall, resulting in data loss.
