Coding Challenge
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Questions and Answers

How many unique characters are in the code 'T2YNDXEKL7'?

  • 9 (correct)
  • 7
  • 10
  • 8
  • What type of code is 'T2YNDXEKL7'?

  • ASCII code (correct)
  • Hexadecimal code
  • Morse code
  • Binary code
  • What is the decimal equivalent of the binary representation of 'T2YNDXEKL7'?

  • Not enough information to determine (correct)
  • 742
  • 482
  • Not representable in binary
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