Digital Electronics - Digital Arithmetic Operations and Circuits - Discussion


What distinguishes the look-ahead-carry adder?

[A]. It is slower than the ripple-carry adder.
[B]. It is easier to implement logically than a full adder.
[C]. It is faster than a ripple-carry adder.
[D]. It requires advance knowledge of the final answer.

Answer: Option C


No answer description available for this question.

Nikhil said: (Jul 15, 2013)  
Will anyone elaborate please?

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