Practice Rule 4: Inputs with 'Must Be' Characteristics (Format, Type, Presence) - 4.2.3.4 | Software Engineering - Unit Testing Techniques | Software Engineering Micro Specialization
K12 Students

Academics

AI-Powered learning for Grades 8–12, aligned with major Indian and international curricula.

Academics
Professionals

Professional Courses

Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.

Professional Courses
Games

Interactive Games

Fun, engaging games to boost memory, math fluency, typing speed, and English skillsβ€”perfect for learners of all ages.

games

4.2.3.4 - Rule 4: Inputs with 'Must Be' Characteristics (Format, Type, Presence)

Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is meant by 'valid input'?

πŸ’‘ Hint: Consider the rules you learned about must-be characteristics.

Question 2

Easy

Give an example of a must-be characteristic.

πŸ’‘ Hint: Think about input fields you use every day.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What is the purpose of must-be characteristics in input validation?

  • Ensure software accepts all inputs
  • Define what inputs are acceptable
  • Reduces number of test cases

πŸ’‘ Hint: Think about input requirements and validation processes.

Question 2

True or False: Valid inputs must always include a numeric character.

  • True
  • False

πŸ’‘ Hint: Recall examples of must-be characteristics.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Develop a testing strategy for a user registration form that requires a username to be 6-20 characters long, contain both letters and numbers, and include at least one special symbol.

πŸ’‘ Hint: Break down the requirements into smaller criteria for thorough coverage.

Question 2

Create a list of tests for an API endpoint that requires an email with specific formatting rules, including domain and length restrictions.

πŸ’‘ Hint: Remember to check both valid formatting and potential invalid formats.

Challenge and get performance evaluation