| Subject | English | Russian |
| gen. | the binary system | двоичная система |
| gen. | the binary system | двоичная система счисления (the system of writing and calculating with numbers which uses only two digits (0 and 1) and has 2 as a base (101 = 1 four, 0 twos, 1 unit = 5)) |
| gen. | the binary system | бинарная система |