A six-digit binary number is a sequence of six digits, each consisting of 0 or 1. For instance, 101010 and 011011 are six-digit binary numbers. How many six-digit binary numbers are possible?
A)32
B)256
C)128
D)16
E)64

Question

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The Answer of A six-digit binary number is a sequence of six digits, each consisting of 0 or 1. For instance, 101010 and 011011 are six-digit binary numbers. How many six-digit binary numbers are possible?
A)32
B)256
C)128
D)16
E)64

A Six-Digit Binary Number Is a Sequence of Six Digits