Practice - Rule 1: Input Range or Interval (Numeric, Dates, Lengths)
Practice Questions
Test your understanding with targeted questions
Define a valid and an invalid equivalence class for the input range: 'Temperature must be between 0 and 100 degrees Celsius.'
💡 Hint: Think of values that fall within and outside the specified range.
What are the valid classes for a boolean input of 'Is User Active: Yes/No'?
💡 Hint: Identify the two possible states.
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Interactive Quizzes
Quick quizzes to reinforce your learning
Which of the following represents a valid equivalence class for an input range of under 50?
💡 Hint: Look for a number that is less than 50.
True or False: A boolean input should have more than two equivalence classes.
💡 Hint: Think about the states a boolean can be.
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Challenge Problems
Push your limits with advanced challenges
Create a comprehensive set of equivalence classes for an application that processes grades on a scale of 0-100 with three distinct categories: failing, passing, and excellent.
💡 Hint: Consider the boundaries between the category ranges.
Develop a scenario in which equivalence classes would be essential for testing a video game character’s energy levels that can be between 0 and 100.
💡 Hint: Think about how characters can interact at low and high energy levels.
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Reference links
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