This results in a binary 1 if both the operands are 1. If either of the bits is 0, then the result of the & operation is 0.
Assuming that operand A has a value of 1010 and operand B has a value of 0111, then A&B will be as follows:
A | 1010 |
B | 0111 |
A&B | 0010 |