An 8 bit transistor register has output voltage of low-high-low-high-low-high-low-high. The decimal number stored is

A)
85
B)
95
C)
105
D)
115

Correct Answer : Option (A) :   85


Explanation : 01010101 in binary and 64 + 16 + 4 + 1 = 85 in decimal.