Practice Java NIO (java.nio Package) - 21.2 | 21. Java I/O and NIO | Advanced Programming
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Java NIO (java.nio Package)

21.2 - Java NIO (java.nio Package)

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What are Buffers used for in Java NIO?

💡 Hint: Think of Buffers as containers.

Question 2 Easy

What is the purpose of a Channel?

💡 Hint: Consider what connects Buffers to the outside world.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is a Buffer in Java NIO?

Container for data
File handler
None of the above

💡 Hint: Reflect on what holds data temporarily.

Question 2

True or False: Selectors can manage multiple channels with one thread.

True
False

💡 Hint: Think about resource management in applications.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Design a non-blocking server using Selectors that accepts multiple client connections and processes reads.

💡 Hint: Think about how to manage readiness and read events.

Challenge 2 Hard

Write code to demonstrate reading lines from a file using Path and Files in NIO.

💡 Hint: Focus on the methods that handle file input.

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Reference links

Supplementary resources to enhance your learning experience.