Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take mock test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the difference between formal and actual parameters?
💡 Hint: Think about how you define and call a method.
Question 2
Easy
Write a method that takes a string and prints it.
💡 Hint: Remember to use a parameter for the string.
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 parameter does a method receive?
- Pass-by-reference
- Pass-by-value
- Pass-by-object
💡 Hint: Think about how Java handles variable changes within methods.
Question 2
True or False: Actual parameters are defined in the method declaration.
- True
- False
💡 Hint: Look back at the explanation of formal vs. actual parameters.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a method that takes an array of doubles and returns the average. Explain how parameter passing works in this context.
💡 Hint: Think about the mathematical formula for calculating averages.
Question 2
Write a recursive method that takes an integer and calculates its factorial. Discuss the implications of parameter passing.
💡 Hint: Remember how recursion operates, breaking the problem down into smaller problems.
Challenge and get performance evaluation