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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
List all primitive data types in Java.
💡 Hint: Think about the types used for basic data storage.
Question 2
Easy
What is the default value of boolean in Java?
💡 Hint: Recall the binary state of boolean.
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
How many primitive data types does Java have?
- 6
- 8
- 10
💡 Hint: Count the types mentioned.
Question 2
Is autoboxing automatic conversion of a primitive into a wrapper class?
- True
- False
💡 Hint: Think about how primitive types relate to objects in Java.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Create a Java program that illustrates both boxing and unboxing with different types, including arrays. Explain how each part works.
💡 Hint: Think about how arrays are declared and utilized to hold wrapper objects.
Question 2
Discuss the transition from primitive values to objects in a practical Java application. Why is it vital for collections?
💡 Hint: Consider how you would manage lists or sets of numerical data.
Challenge and get performance evaluation