Digital Electronics Crossword

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Across
  1. 4. universal gate
  2. 7. tabular reduction techniques working with many variables
  3. 9. signal with finite number of distinct values
  4. 11. equals to 8
  5. 12. compliment of sum equal to product of their compliments
  6. 14. number of digit symbols used in number system
  7. 15. number system has a base 16
Down
  1. 1. error correcting code
  2. 2. circuits which adds more than 2 binary bits
  3. 3. converts binary to decimal numbers
  4. 5. standard seven-bit code common for microcomputer equivalent
  5. 6. one input to many output
  6. 8. timing signal
  7. 10. number system where each digit is represented by its binary equivalent
  8. 13. used to reduce function using visual mapping technique