Equivalence Class

# Equivalence Class Video Lecture | Mathematics (Maths) Class 12 - JEE

## Mathematics (Maths) Class 12

204 videos|288 docs|139 tests

## FAQs on Equivalence Class Video Lecture - Mathematics (Maths) Class 12 - JEE

 1. What is an equivalence class in computer programming?
An equivalence class in computer programming refers to a set of input values that produce the same output or behavior in a program. It is a way to group inputs together based on their expected outcomes. By testing a representative value from each equivalence class, it is possible to ensure that the program behaves consistently for all inputs within that class.
 2. How can equivalence classes be used in software testing?
Equivalence classes are widely used in software testing to reduce the number of test cases while still achieving comprehensive coverage. By selecting a representative value from each equivalence class, it is possible to test the program's behavior for all inputs within that class. This approach helps to identify potential bugs or issues more efficiently, saving time and effort in the testing process.
 3. Can you provide an example of equivalence classes in a login system?
 4. How do you determine the number of equivalence classes for a given scenario?
To determine the number of equivalence classes, you need to analyze the input criteria and identify distinct categories that affect the program's behavior. Each category represents a separate equivalence class. For example, if a program accepts numerical input, you may have equivalence classes for positive numbers, negative numbers, and zero. If there are additional requirements or constraints, such as a specific range of values, those can also create additional equivalence classes. The goal is to cover all possible scenarios while minimizing the number of test cases.
 5. Can equivalence classes be used for non-numeric inputs as well?
Yes, equivalence classes can be used for non-numeric inputs as well. For instance, if a program asks for a user's age, equivalence classes can be defined based on different age ranges, such as minors (e.g., 0-17), adults (e.g., 18-64), and seniors (e.g., 65+). By selecting representative values from each equivalence class, it becomes possible to test the program's behavior for various age groups and ensure its correctness across different scenarios.

## Mathematics (Maths) Class 12

204 videos|288 docs|139 tests

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