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Author Question: Which of the following represents the 2's-complement of the hexadecimal number 2AF? A) D50 B) E51 ... (Read 59 times)

jessicacav

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on: Jul 27, 2018
Which of the following represents the 2's-complement of the hexadecimal number 2AF?
 
  A) D50 B) E51 C) E50 D) D51

Question 2

The operations of addition and subtraction of signed binary numbers may be accomplished with parallel full-adders, provided that:
 
  A) positive numbers are represented in 2's-complement form and a means is provided to take the 2's-complement of the minuend in subtraction problems.
  B) negative numbers are represented in 2's-complement form and a means is provided to take the 2's-complement of the minuend in subtraction problems.
  C) negative numbers are represented in 2's-complement form and a means is provided to take the 2's-complement of the subtrahend in subtraction operations.
  D) negative numbers are represented in 2's-complement form and a means is provided for taking the 2's-complement of the minuend and the subtrahend in subtraction problems.


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bdobbins

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Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

C


jessicacav

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Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

ryhom

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Reply 3 on: Yesterday
Excellent

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