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11001 / 101 , 110000/011

11001 / 101 , 110000/011. 1.18) Perform subtraction on the given unsigned binary numbers using the 2's complement of the subtrahend. Where the result should be negative, find its 2‘s complement and affix: a minus sign. 1 0 0 1 1 – 1 0 0 0 1 | 1 0 0 1 – 1 0 1 0 0 0.

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11001 / 101 , 110000/011

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  1. 11001 / 101 , 110000/011

  2. 1.18) Perform subtraction on the given unsigned binary numbers using the 2's complement of the subtrahend. Where the result should be negative, find its 2‘s complement and affix: a minus sign. 1 0 0 1 1 – 1 0 0 0 1 | 1 0 0 1 – 1 0 1 0 0 0

  3. Find the 5-bit signed magnitude, 1’s and two’s complement representation of the decimal number. (-5)

  4. Overflow 40+30 ( 7 bit signed number ) 0 _ 1 0 1 0 0 0 0 _ 0 1 1 1 1 0

  5. Perform the addition of following 8-bit two’s complement binary numbers. Indicate if there is an overflow or not. 11100100 + 10011100

  6. +29: 0 _ 0 1 1 1 0 1 -29: 1 _ 1 0 0 0 1 1 +49: 0 _ 1 1 0 0 0 1 -49: 1 _ 0 0 1 1 1 1

  7. 86 + 48

  8. 0101 0001 0011 0111

  9. Complement bit 6 A: 100 0001 a: 110 0001

  10. Other Codes

  11. ASCII Code • American Standard Code for Information Interchange (ASCII)

  12. ASCII Properties • Digits 0 to 9 span Hexadecimal values 3016 to 3916 • Upper case A-Z span 4116 to 5A16 • Lower case a-z span 6116 to 7A16 • Lower to upper case translation (and vice versa) occurs by flipping bit 6.

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