Top 50 JUnit Unit Testing Interview Questions
JUnit Unit testing is one of the most important aspects of software development. This book contains JUnit and Unit testing software engineer level interview questions that an interviewer asks. Each question is accompanied with an answer so that you can prepare for job interview in short time.
We have compiled this list after attending dozens of technical interviews in top-notch companies like- Airbnb, Netflix, Amazon etc. Often, these questions and concepts are used in our daily work. But these are most helpful when an Interviewer is trying to test your deep knowledge of JUnit and unit testing.
What are the JUnit Unit testing topics covered in this book?
We cover a wide variety of JUnit Unit testing topics in this book. Some of the topics are Test Driven Development, JUnit tests, sample unit tests, Behavior Driven Development etc.
How will this book help me?
By reading this book, you do not have to spend time searching the Internet for Unit testing interview questions. We have already compiled the list of the most popular and the latest Unit testing Interview questions.
Are there answers in this book?
Yes, in this book each question is followed by an answer. So you can save time in interview preparation.
What is the level of questions in this book?
This book contains questions that are good for a beginner software engineer to a senior quality engineer. The difficulty level of question varies in the book from Fresher to a Seasoned professional.
What are the sample questions in this book?
- What is Unit testing?
- What is the difference between Manual testing and Automated testing?
- What are the advantages of automated testing?
- There is assert keyword in Java. How does it not interfere with assert in JUnit?
- What is a Unit test case?
- Why JUnit does not report all the failures in a single test?
- What is @Test and how can we use it?
- What is the difference between @Before and @BeforeClass annotation?
- What is the difference between @After and @AfterClass annotation?
- How can we use @Disabled annotation in test class?
- How can we JUnit test case from command prompt?
- What is the use of JUnitCore class?
- How will you pass a command-line arguments to a JUnit test?
- What should be the frequency of running unit test cases?
- Is it possible to change the return type of JUnit test method from void to some other type?
- How will you unit test a scenario in which exception is raised?
- What is JUnit framework?
- What are the main uses of JUnit?
- When is the right time to write a Unit test in Software Development cycle?
- What is Test Driven Development (TDD)?
- What is the typical format of simple JUnit test class?
- What are Junit TestCase and TestSuite?
- What is Behavior Driven Development (BDD)?
- What is the software development process in Behavior Driven Development?
- What are the conditions for which getter and setter methods should be unit tested?
- What is Mike Cohn’s Test Pyramid?
http://www.knowledgepowerhouse.com
