Practice Code Coverage (25.13) - Unit Testing and Debugging (e.g., JUnit)

Practice: Code Coverage

Lesson 25.13Unit Testing and Debugging (e.g., JUnit)

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8 questions

Flashcard drill
2 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
2 questions · about 1 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is code coverage?
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Think about what percentage means in testing context.
Question 2.
List one tool used for measuring code coverage.
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Recall any tools mentioned in the lesson.
3Question 3.
What is the primary purpose of code coverage?
- To measure code execution
- To increase code size
- To monitor code performance
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Think about the relationship between testing and code execution.
4Question 4.
True or False: High code coverage guarantees that the code is bug-free.
- True
- False
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Recall our discussions on quality versus coverage.
Question 5.
Consider a situation where the code is 70% covered but crucial error handling is untested. What implications does this have for software quality?
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Analyze how coverage might misrepresent safety if critical paths are neglected.
Question 6.
You are tasked to improve the code coverage of an API which currently sits at 60%. Outline a strategy for identifying untested code.
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Think about both automated tools and manual review processes to identify weaknesses.

4 more questions in this section. Enroll free to practise them all.