W10,W11+W12

W10,W11+W12

1. Negative Binary

   • Sign and Magnitude
     • • The first part represents if the denary is positive or negative and the rest will show the number
         • 0 = positive
         • 1 = negative
     • It can only show numbers from -127 to 127
   • Two's Complement
     • The first digit represents -128
       • The numbers after that add up
         • The range of numbers is -128 to 127

2. Shifts: Arithmetic - with negative numbers

3. Hexadecimal

4. Slicing Strings

   • [start position: end position]

5. High and low level programming languages

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