Practice Method References - 5.7 | 5. Java Streams and Lambda Expressions | Advance Programming In Java
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Method References

5.7 - Method References

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the syntax for a method reference?

💡 Hint: Think about how you would refer to a method of a class.

Question 2 Easy

Give an example of using a method reference to print elements of a list.

💡 Hint: What method do you use to print elements in a collection?

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is a method reference used for in Java?

Creating methods
Referring to methods
Declaring methods

💡 Hint: Consider the purpose of a reference in programming.

Question 2

True or False: Method references reduce the amount of boilerplate code written.

True
False

💡 Hint: Think about the differences in the code structure.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Create a Java program that uses method references to sort a list of integers in reverse order, using the Collections.sort method.

💡 Hint: Remember how method references can change the way we think about traditional sorting methods.

Challenge 2 Hard

Using method references, write a program that takes a list of names and converts them to lowercase and sorts them.

💡 Hint: Think about how to combine method references with other stream operations.

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