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Question

The Excess-3 decimal code is a self-complementing code because

a.

The binary sum of a code and its 9's complement is equal to 9

b.

It is a weighted code

c.

Complement can be generated by inverting each bit pattern

d.

The binary sum of a code and its 10's complement is equal to 9

Answer: (c).Complement can be generated by inverting each bit pattern

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Q. The Excess-3 decimal code is a self-complementing code because

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