When signed numbers are used in binary arithmetic, then which one of the following notations would have unique representation for zero.

When signed numbers are used in binary arithmetic, then which one of

1.	When signed numbers are used in binary arithmetic, then which one of the following notations would have unique representation for zero.
A.	sign- magnitude.
B.	1â€™s complement.
C.	2â€™s complement.
D.	9â€™s compleme nt.
Answer» B. 1â€™s complement.

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When signed numbers are used in binary arithmetic, then which one of the following notations would have unique representation for zero.

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