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Misconception: Students think that both the IF and the ELSE cases of a conditional are executed every single time a conditional runs.

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  • For example, here is a conditional in Python:
      if ( x<2 ):
        print "This is fun."

      else:

        print "I love CS."

  • Students sometimes think that if x=1, the computer will print "This is fun." then continue to ELSE and print "I love CS."

More about this tip

Tags

  • Content Misconceptions
  • Python
  • Intro Programming
  • CS 1
  • Programming Concepts
External Source

"Visual program simulation in introductory programming education" by Juha Sorva.

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Other Tips By Juha Sorva

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