MCQOPTIONS
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| 1. |
A 4:1 multiplexer is to be used for generating the output carry of a full adder. A and B are the bits to be added while Cin is the input carry and Cout is the output carry. A and B are to be used as the select bits with A being the more significant select bit. |
| A. | I0 = 0, I1 = Cin, I2 = Cin and I3 = 1 |
| B. | I0 = 1, I1 = Cin, I2 = Cin and I3 = 1 |
| C. | I0 = Cin, I1 = 0, I2 = 1 and I3 = Cin |
| D. | I0 = 1, I1 = Cin, I2 = 1 and I3 = Cin |
| Answer» B. I0 = 1, I1 = Cin, I2 = Cin and I3 = 1 | |