Security · interview question
Another engineer will maintain this code later. What choice helps the most around input validation?
Multiple choiceMediumchapter-17-curatedpremiumsecurityinput-validation
Answer and explanation
Correct answer
C. Make the rule obvious in names, flow, and boundaries so the next reader does not have to reverse-engineer your intent.
Why
Maintainability comes from explicit intent. This is one of the clearest beginner-to-mid interview signals because it reveals system thinking.
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