Discussion Forum
| Que. | The number of full and half-adders required to add 16-bit numbers is |
| a. | 8 half-adders, 8 full-adders |
| b. | 1 half-adder, 15 full-adders |
| c. | 16 half-adders, 0 full-adders |
| d. | 4 half-adders, 12 full-adders |
| Answer:1 half-adder, 15 full-adders |
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Praveen :(August 18, 2019)
Can you explain how
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Kaveri :(August 19, 2019)
How?
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kiran :(January 07, 2020)
Answer is B.
For LSB addition we do not need a full adder. For addition of subsequent bits we need full adders since carry from previous addition has to be fed into the addition operation. |
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