Linux (red hat 5) mounting USB flash drives (in virtual machines)

Linux (red hat 5) mounts a USB flash drive (in a virtual machine). Today, I tried to mount a USB flash drive in red hat 5. My USB flash drive is fat32, but it has been around for a long time. I also used fdisk-l to view the disk information in linux, But it displays the sda information in linux. You cannot see the USB flash disk information. Later, I found that the VM has a USB flash drive loaded. The VM needs to add a USB connection to the Removable device, so that the USB flash drive will disappear from the window and jump to the linux OS, you can use fdisk-l to view it...
Www.2cto.com then creates a mount file under the mnt directory, such as usb, and then uses the mount command to mount/dev/sdb1/mnt/usb. Run the ls command to view the files in the USB flash drive. When deleting a mount point, be sure not to delete the mount point from the usb file. Exit the usb directory so that the mount point is deleted when umount/dev/sdb1 is used ....