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Digital Computer Electronics - Section 1 :: Discussion

9.	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: Option B


	Explanation:
	The one half-adder can add the least significant bit of the two numbers. Full adders are required to add the remaining 15 bits as they all involve adding carries.



	Tutorial Link:

Published by:Kiran Manzoor

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