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Java Design Patterns Interview Questions Preparation Course

Learn everything about Java Design Patterns. Save time in Interview preparation. Go high in your career!

Java Design Patterns Interview Questions Preparation Course

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Udemy Course Offer Description

Java Design Patterns is a very important topic in technical interview. Many fortune 500 organizations use Design Patterns. Big companies like Amazon, Netflix, Google etc use Java Design Patterns based architecture. This course is designed to help you answer interview questions on Java Design Patterns. 

Software Engineers with Java Design Patterns knowledge may get more salary than others with similar qualifications without Java Design Patterns knowledge.

In this course, you will learn how to handle interview questions on Java Design Patterns in Software Design and Development. We will explain you the important concepts of Java Design Patterns.

You will also learn the benefits and use cases of Java Design Patterns in this course. 

What is the biggest benefit of this course to me?

Finally, the biggest benefit of this course is that you will be able to demand higher salary in your next job interview.

It is good to learn Java Design Patterns for theoretical benefits. But if you do not know how to handle interview questions on Java Design Patterns, you can not convert your Java Design Patterns knowledge into higher salary.

What are the topics covered in this course?

We cover a wide range of topics in this course. We have questions on Java Design Patterns best practices, Factory, Singleton, Proxy Design Pattern etc.

How will this course help me?

By attending this course, you do not have to spend time searching the Internet for Java Design Patterns interview questions. We have already compiled the list of the most popular and the latest Java Design Patterns Interview questions. 

Are there answers in this course?

Yes, in this course each question is followed by an answer. So you can save time in interview preparation.

What is the best way of viewing this course?

You have to just watch the course from beginning to end. Once you go through all the videos, try to answer the questions in your own words. Also mark the questions that you could not answer by yourself. Then, in second pass go through only the difficult questions. After going through this course 2-3 times, you will be well prepared to face a technical interview in Java Design Patterns.

What is the level of questions in this course?

This course contains questions that are good for a Fresher to an Architect level. The difficulty level of question varies in the course from a Fresher to an Experienced professional.

What happens if Java Design Patterns technology changes in future?

From time to time, we keep adding more questions to this course. Our aim is to keep you always updated with the latest interview questions on Java Design Patterns.

What are the sample questions covered in this course?

Sample questions covered in this course are as follows:

  1. When will you use Strategy Design Pattern in Java?
  2. What is Observer design pattern?
  3. What are the examples of Observer design pattern in JDK?
  4. How Strategy design pattern is different from State design pattern in Java?
  5. Can you explain Decorator design pattern with an example in Java?
  6. What is a good scenario for using Composite design Pattern in Java?
  7. Have you used Singleton design pattern in your Java project?
  8. What are the main uses of Singleton design pattern in Java project?
  9. Why java.lang.Runtime is a Singleton in Java?
  10. What is the way to implement a thread-safe Singleton design pattern in Java?
  11. What are the examples of Singleton design pattern in JDK?
  12. What is Template Method design pattern in Java?
  13. What are the examples of Template method design pattern in JDK?
  14. Can you tell some examples of Factory Method design pattern implementation in Java?
  15. What is the benefit we get by using static factory method to create object?
  16. What are the examples of Builder design pattern in JDK?
  17. What are the examples of Abstract Factory design pattern in JDK?
  18. What are the examples of Decorator design pattern in JDK?
  19. What are the examples of Proxy design pattern in JDK?
  20. What are the examples of Chain of Responsibility design pattern in JDK?
  21. What are the main uses of Command design pattern?
  22. What are the examples of Command design pattern in JDK?
  23. What are the examples of Interpreter design pattern in JDK?
  24. What are the examples of Mediator design pattern in JDK?
  25. What are the examples of Strategy design pattern in JDK?
  26. What are the examples of Visitor design pattern in JDK?
  27. How Decorator design pattern is different from Proxy pattern?
  28. What are the different scenarios to use Setter and Constructor based injection in Dependency Injection (DI) design pattern?
  29. What are the different scenarios for using Proxy design pattern?
  30. What is the main difference between Adapter and Proxy design pattern?
  31. When will you use Adapter design pattern in Java?
  32. What are the examples of Adapter design pattern in JDK?
  33. What is the difference between Factory and Abstract Factory design pattern?
  34. What is Open/closed design principle in Software engineering?
  35. What is SOLID design principle?
  36. What is Builder design pattern?
  37. What are the different categories of Design Patterns used in Object Oriented Design?
  38. What is the design pattern suitable to access elements of a Collection?
  39. How can we implement Producer Consumer design pattern in Java?
  40. What design pattern is suitable to add new features to an existing object?
  41. Which design pattern can be used when to decouple abstraction from the implementation?
  42. Which is the design pattern used in Android applications?
  43. How can we prevent users from creating more than one instance of singleton object by using clone() method?
  44. What is the use of Interceptor design pattern?
  45. What are the Architectural patterns that you have used?
  46. What are the popular uses of Façade design pattern?
  47. What is the difference between Builder design pattern and Factory design pattern?
  48. What is Memento design pattern?
  49. What is an AntiPattern?
  50. What is a Data Access Object (DAO) design pattern?

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