128 | 64 | 32 | 16 | 8 | 4 | 2 | 1 |
 1  |  1 |  1 |  1 | 1 | 1 | 1 | 1 | = 255 // just sum all the possible bit values in the table
    |    |    |    |   |   |   |   |
 0  |  0 |  0 |  0 | 1 | 0 | 1 | 0 | = 10  // Representation of the 10 in bit
 1  |  1 |  0 |  0 | 0 | 0 | 0 | 0 | = 192 // Representation of the 192 in bit

AND (&) Operator (7 & 9) The bits must be active in either rows

 0  |  0 |  0 |  0 | 0 | 1 | 1 | 1 | = 7
 0  |  0 |  0 |  0 | 1 | 0 | 0 | 1 | = 9
 0  |  0 |  0 |  0 | 0 | 0 | 0 | 1 | = 1  // Result