Juha Sorva
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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Misconception: Students believe that in a primitive assignment, x = y could be the equivalent of y = x; they think that the computer science “=” sign is the same as the mathematical “=” sign.
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Remind students that the computer will run any code that compiles, no matter how unreasonable, because it doesn’t have the ability to determine if code is reasonable or not.
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When explaining program structure, highlight which aspects of the program are static and which are dynamic in order to clearly distinguish between the two.
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Misconception: students struggle with scopes of variables and may not understand when a variable can be accessed and when it cannot be accessed.
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