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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the purpose of a constant in programming?
💡 Hint: Consider the value's immutability.
Question 2
Easy
How do you declare a constant in Java?
💡 Hint: Remember the syntax includes `final`.
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 keyword is used to declare a constant in Java?
- const
- final
- constant
💡 Hint: Think about the keyword that prevents change.
Question 2
A constant's value can be changed after it has been assigned? (True/False)
- True
- False
💡 Hint: Recall what makes a constant different from a variable.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Write a Java program that attempts to change the value of a declared constant and observe the compiler's response.
💡 Hint: Try changing a constant after it has been assigned.
Question 2
Create a real-world application that would benefit from using constants and explain how they would improve the code.
💡 Hint: Consider scenarios where fixed values are critical.
Challenge and get performance evaluation