Binary To Denary, Denary to Binary

123456789
Across
  1. 2. 10000000 in denary
  2. 4. A digit in binary
  3. 5. Binary for "False
  4. 7. Base 10 system
  5. 8. Group of 4 bits
  6. 9. Number system used by computers
Down
  1. 1. Group of 4 bits
  2. 3. Value of a byte in bits
  3. 6. Binary for "True"
  4. 7. Number system used by humans