computer languages

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Across
  1. 3. A PERSON WHO HAD INVENTED MODERN BINARY NUMBER SYSTEM
  2. 6. PERSON WHO DISCOVERED 0
  3. 8. THE BASE OF HEXADECIMAL NUMBER SYSTEM
  4. 9. each digit increases ten folds as you move from right to left
  5. 12. WHAT WAS DISCOVERED TO OVERCOME THE SYSTEM OF COUNTING WITH OBJECTS WHAT WERE INTRODUCED?
  6. 14. FULL FORM OF (MSD)
  7. 15. WHAT OF A NUMBER SYSTEM IS THE NUMBER OF DIGITS USED IN IT
Down
  1. 1. A ONLY CODE THAT COMPUTER UNDERSTANDS
  2. 2. A NUMBER SYSTEM CONTAINING DIGITS FROM 0-9 AND BASE 10
  3. 4. A NUMBER SYSTEM CONTAINING DIGITS FROM 0-7 AND HAVE THE BASE 8
  4. 5. THE RIGHT MOST DIGIT IS CALLED AS
  5. 7. THE NUMBER 'A' IS REPRESENTED AS
  6. 10. HOW MANY NUMBER SYSTEMS ARE THERE?
  7. 11. THE (LSD) OF 50978
  8. 13. IN BINARY ADDITION,1+0=?