usb flash drive
What is a USB Flash Drive
A USB Flash Drive is a storage device which is just as small as a thumb. A USB flash drive is typically about one to four inches long. It is portable, removable and usually it’s rewritable. A USB flash drive’s capacity ranges from 64MB-64GB, and its cost differs with the features and the capacity of the drive. These flash drives are probably among the most well-liked storage solution that’s portable and are much preferred over the other compact storage device such as floppy drives and CD’s.
USB, which means Universal Serial Bus, is a serial communication protocol with high speed and utilized for communication among the usb flash drive and the computer. Disconnecting and connecting this flash drive is easy. The user should just plug the flash drive to the USB port to connect it to the computer. There’s no need for other power cables or connectors. The USB connector is where the drive gets its power.
An icon that indicates the presence of a flash drive is shown in the screen of a computer that runs Windows operating system when the drive is connected to the PC. But it isn’t advisable to just pull off the flash drive after using it. It is necessary to stop the drive before disconnecting it. To do this, right click the mouse on the icon of the USB drive and click the appropriate option and when the message that asks the user to disconnect the flash drive is shown, the flash drive could then be safely disconnected.
A USB flash drive is treated by the computer just like a hard disk. So this device enables the user to do all actions that can usually be done using a hard disk. This includes modification, file movement, deleting and saving data as well as formatting.
Usually USB drives come with a FAT32 file system though they could be formatted to function on whatever operating system which supports them. However, it is not recommendable to defragment a usb flash drive because it would not improve in performance and might decrease the flash drive’s life. The flash drive makes use of EEPROM storage which could only be written a few times so the rewriting and deletion of data done during defragmenting will be unfavorable.
usb flash drives have a lot of security features to safeguard the user’s data. Usually, a usb flash drive has a write protection or biometric security functions such as fingerprint recognition for an authentic user.
The data that’s stored in USB flash drives could be reliably stored for about 2 years or more. They are durable and in case the user drops them it would not cause loss of data. They are also very much affordable. The only disadvantage of a usb flash drive is that it can be lost or misplaced easily because of its small miniature size.