What is the binary equivalent of the decimal number 235 A 11

What is the binary equivalent of the decimal number 235?

A. 11011011

B. 10101011

C. 11101010

D. 11101011

Solution

D is correct. 11101011 is the correct answer. Following the steps at the beginning of the chapter, the bit positions turned on would be 128 + 64 + 32 + 0 + 8 + 0 + 2 + 1.

A, B, and C are incorrect. A is not correct because 11011011 is equivalent to 219. B is not correct because 10101011 equates to 171. C is not correct because 11101010 equates to 234.