Digital Electronics
A system has following negative numbers stored in binary form as shown. The wrongly stored number is

 -89 as 10100111
 -32 as 11100000
 -48 as 11101000
 -37 as 11011011

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Digital Electronics
Which of the following notations have two representations of zero? (I) 1’s complement with radix of number being 2 (II) 7’s complement with radix of number being 8 (III) 9’s complement with radix of number being 10 (IV) 10’s complement with radix of number being 10 Select the correct answer using the codes given below:

 (I), (II) & (IV)
 (II), (III) & (IV)
 (I) & (III)
 (I), (II) & (III)

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