21.2.1 - Key Concepts in NIO
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Practice Questions
Test your understanding with targeted questions
What is a buffer in Java NIO?
💡 Hint: Think about data types.
Name a type of channel in Java NIO.
💡 Hint: Consider different uses for channels.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What does a buffer in Java NIO do?
💡 Hint: Consider the role a buffer has during data processing.
Are selectors used for non-blocking I/O?
💡 Hint: Think about how selectors affect thread efficiency.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
Design a small Java application that demonstrates the use of buffers and channels by reading a file's content into a buffer and displaying it.
💡 Hint: Remember the process: open a file, get the channel, and read into the buffer.
Explain how you would implement a server that handles multiple client connections using selectors and channels.
💡 Hint: Think about the steps needed for non-blocking I/O.
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