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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does the scope of a variable determine?
💡 Hint: Think about where you can use a variable.
Question 2
Easy
Is a variable declared inside a method accessible outside that method?
💡 Hint: Consider the lifetime of the variable.
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 can only be accessed within its declaring method?
- Instance Variable
- Local Variable
- Class Variable
💡 Hint: Consider where this variable can 'live'.
Question 2
True or False: Instance variables are destroyed when the method they are in finishes.
- True
- False
💡 Hint: Think about the duration of the object’s life.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Create a Java program that utilizes both local and instance variables in a class method, and demonstrates their scope through a simple output.
💡 Hint: Make sure you understand where you're declaring each variable.
Question 2
Explain the impact of modifying an instance variable versus a local variable within a method. What does this tell us about scopes?
💡 Hint: Consider the overall program state after variable modification.
Challenge and get performance evaluation