Although there are no partitions in this device, in a real life situation you may have previously created partitions. Those partitions will show up as /dev/sda1, /dev/sda2 or in the case of a NVME drive /dev/nvme0n1p1, /dev/nvme0n1p2 and so on.
Although there are no partitions in this device, in a real life situation you may have previously created partitions. Those partitions will show up as /dev/sda1, /dev/sda2 or in the case of a NVME drive /dev/nvme0n1p1, /dev/nvme0n1p2 and so on.