Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is deserialization in Java?
💡 Hint: Think about how we restore objects from storage.
Question 2
Easy
What Java class is used for reading serialized objects?
💡 Hint: It's part of the java.io package.
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 main purpose of deserialization in Java?
- To save an object into a byte stream
- To reconstruct an object from a byte stream
- To check if an object is serializable
💡 Hint: Think of it like unpacking a box.
Question 2
True or False: An ObjectInputStream can read any Java object regardless of its serialization status.
- True
- False
💡 Hint: Remember the requirement for serialization.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
You serialized an object but forgot to implement the Serializable interface. When you try to deserialize it, what will happen? Describe how you would resolve this issue.
💡 Hint: Review the conditions required for a class to be serializable.
Question 2
In a web application, a user’s preferences are stored in a file using serialization. Describe how you would implement deserialization upon the user logging back into the application.
💡 Hint: Think about user experience when reading stored data.
Challenge and get performance evaluation