sudo fdisk -l (fdisk must be run as supper-user, hence, sudo).
lsusb to list USB devices.
fdisk -l
You can use the mount and umount commands for just about any storage device, including loop devices that are connected to a physical or virtual storage devices (i.e. a filesystem within a file).
lsusb (in a terminal) will list any USB device connected to the computer.
dmesg lists the most recently connected or removed devices. It also reports errors if any - for example if a driver fails to load, or there is something wrong with a hard drive, etc.
mount .
LVM is a logical volume manager for the Linux kernel; it manages disk drives and similar mass-storage devices.
k is not a standard command in Linux.
There is no such command. Obviously, in order to enter a command into the prompt, Linux must already be on.
In a Linux terminal, the command to create a new directory is: mkdir .
mount /dev/sda1 /mnt/<mount point>.
In Linux the chmod command is used to set file permissions.
Nothing. Helo is not a recognized command in linux.
For Windows and Linux use the - netstat -a command, for this Macintosh I use the whois connected widget.