Homework 4, Codes.

• You should type your answers. If you will not do this, you should
  1. Have exceedingly clear penmanship
  2. Take a clear picture of each answer individually
  3. Include these, along with the question, in your word document.
• If you do not show your work, you will not receive credit for your answers.

1. [1 point each]Represent the following
   1. -4242 in four digit 9's complement
   2. -8723 in four digit 10's complement
   3. 34 in 8 bit two's complement
   4. -98 in 8 bit two's complement
   5. -128 in 8 bit two's complement
   6. 463 in BCD
   7. 0010 0110 1000_BCD in decimal
   8. 1010 1000 0011_BCD-3 in decimal
2. [1 point each] The following are represented in 6 bit two's complement. Give the corresponding decimal sign magnitude equivalent.
   1. 011011₂
   2. 101101₂
   3. 100000₂
3. [3 points each] Perform the indicated calculations. Show all work.
   1. 1011010₂ + 1001011₂
   2. 3925 - 5235 using 9's complement
   3. 3925 - 5235 using 10's complement
   4. 122 - 105 using 8 bit two's complement (Don't subtract)
4. [4 points] Describe two distinct problems when using sign magnitude.
5. [4 points] Describe two advantages of ASCII over EBCDIC
6. [1 point each] Convert the following
   • 11_gray to binary
   • 1011_gray to binary
   • 1001₂ to gray code
   • 1101₂ to gray code

Required Files

Submission