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1.11, 1.12, 1.13, 1.14, 1.18, 1.20, 1.23, 1.24, 1.25, 1.32, 1.33

1.11, 1.12, 1.13, 1.14, 1.18, 1.20, 1.23, 1.24, 1.25, 1.32, 1.33. ( 47 ) 8 = ( 100 111 ) 2. ( 47 ) 16 = ( 0100 0111 ) 2. ( 20 ) 10. 1.12) 1011+101 , 1011 X 101. 1 1 0 0 1 1 - 0 1 1 1 0 1. 1 1 0 0 1 1 0 1 1 1 0 1. 1.11) 111011 / 101.

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1.11, 1.12, 1.13, 1.14, 1.18, 1.20, 1.23, 1.24, 1.25, 1.32, 1.33

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  1. 1.11, 1.12, 1.13, 1.14, 1.18, 1.20, 1.23, 1.24, 1.25, 1.32, 1.33 ( 47 )8 = ( 100 111 )2 ( 47 )16 = ( 0100 0111 )2 ( 20 )10

  2. 1.12) 1011+101 , 1011 X 101

  3. 1 1 0 0 1 1 - 0 1 1 1 0 1 1 1 0 0 1 1 0 1 1 1 0 1

  4. 1.11) 111011 / 101

  5. 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

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

  7. +29: 0 _ 0 1 1 1 0 1 -29: 1 _ 1 0 0 0 1 1 +49: 0 _ 1 0 1 0 0 0 -49: 1 _ 0 1 1 1 1 0

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

  9. Other Codes

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

  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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