Practice Scope and Lifetime of Variables in Methods - 9 | Chapter 9: Methods | ICSE Class 12 Computer Science
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is a local variable?

πŸ’‘ Hint: Think about where it can be used.

Question 2

Easy

Do local variables retain their value after a method has finished executing?

πŸ’‘ Hint: Consider their lifespan.

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 are local variables?

  • A. Accessible from anywhere
  • B. Only accessible within the method
  • C. Persistent across object lifecycle

πŸ’‘ Hint: Recall the context of local variables.

Question 2

True or False: Instance variables can be accessed by any method in the class.

  • True
  • False

πŸ’‘ Hint: Think about the visibility of instance variables.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Write a Java program that illustrates the difference between local and instance variables by calculating the total score from different methods and displaying it.

πŸ’‘ Hint: Look at how to manipulate and display both types of variables.

Question 2

Discuss a real-world analogy for local and instance variables, illustrate their lifetimes, and explain how they interact in a large project.

πŸ’‘ Hint: Consider the implications of temporary vs. permanent roles in project execution.

Challenge and get performance evaluation