A 0 or a 1 is called a bit, 8 bits = a byte, 1000 (or 1024) Bytes = a Kilobyte, 1000 KB = a Megabyte, 1000 MB = a Gigabyte, 1000 GB = a Terabyte, 1000 TB = a Petabyte, 1000 PB = an Exabyte, 1000 EB = a Zettabyte, 1000 ZB = a Yottabyte.read more >>