Unit of storage the act or process of storing information in a computer memory or on a magnetic tape, disk, etc.
| UNITS | VALUE | SIZE |
| bit(b) | 0 or 1 | 1/8 of a byte |
| byte(B) | 8 bits | 1 byte |
| kilobyte(KB) | 1000 bytes | 1,000 bytes |
| megabyte(MB) | 1000(X2) | 1,000,000 bytes |
| gigabyte(GB) | 1000(X3) | 1,000,000,000 bytes |