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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the scope of a local variable?
💡 Hint: Think about where you can use it.
Question 2
Easy
What keyword is used to declare static variables?
💡 Hint: It's a common keyword in Java.
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 type of variable lasts for the entire program execution?
- Local Variable
- Instance Variable
- Static Variable
💡 Hint: Think about which variable type is broadly shared.
Question 2
True or False: Instance variables are cleared when a method finishes.
- True
- False
💡 Hint: Consider the relationship with the object.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Write a program that demonstrates the use of local, instance, and static variables. Ensure the program prints the values correctly and gives explanations on when each variable type is created and destroyed.
💡 Hint: Focus on demonstrating the lifecycle of each variable type.
Question 2
The concept of variable scope affects many programming issues. Can you create a scenario where using a local variable might lead to a logical error if misused? Describe your thought process.
💡 Hint: Think about variable naming and scoping rules.
Challenge and get performance evaluation