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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the output of int a = 10; double b = a;?
💡 Hint: Think about how an int becomes a double.
Question 2
Easy
Convert float value = 12.34F; to an int. What would be the code?
💡 Hint: Remember to cast the float to an int.
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 implicit conversion?
- Automatic conversion of data types
- Manual conversion requiring casting
- Conversion that causes data loss
💡 Hint: Think about how the compiler handles smaller to larger data types.
Question 2
True or False: Explicit conversion can lead to data loss.
- True
- False
💡 Hint: Consider the examples of casting discussed.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Write a Java program that demonstrates both implicit and explicit conversions with at least two different types.
💡 Hint: Look for examples of widening and narrowing in your code.
Question 2
Explain what will happen if you try to cast a String to an int in Java.
💡 Hint: Think about type compatibility in Java!
Challenge and get performance evaluation